CVE-2020-10735

一、漏洞信息
 漏洞编号：[CVE-2020-10735](https://nvd.nist.gov/vuln/detail/CVE-2020-10735)
 漏洞归属组件：[python2](https://gitee.com/src-openeuler/python2)
 漏洞归属的版本：2.7.18
 CVSS V3.0分值：
  BaseScore：7.5 High
  Vector：CVSS：3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
 漏洞简述：
  A flaw was found in python. In algorithms with quadratic time complexity using non-binary bases, when using int( text ), a system could take 50ms to parse an int string with 100,000 digits and 5s for 1,000,000 digits (float, decimal, int.from_bytes(), and int() for binary bases 2, 4, 8, 16, and 32 are not affected). The highest threat from this vulnerability is to system availability.
 漏洞公开时间：2022-09-09 22:15:08
 漏洞创建时间：2025-01-16 18:21:53
 漏洞详情参考链接：
  https://nvd.nist.gov/vuln/detail/CVE-2020-10735
<details>
<summary>更多参考(点击展开)</summary>

| 参考来源 | 参考链接 | 来源链接 |
| ------- | -------- | -------- |
| secalert.redhat.com | http://www.openwall.com/lists/oss-security/2022/09/21/1 |  |
| secalert.redhat.com | http://www.openwall.com/lists/oss-security/2022/09/21/4 |  |
| secalert.redhat.com | https://access.redhat.com/security/cve/CVE-2020-10735 |  |
| secalert.redhat.com | https://bugzilla.redhat.com/show_bug.cgi?id=1834423 |  |
| secalert.redhat.com | https://docs.google.com/document/d/1KjuF_aXlzPUxTK4BMgezGJ2Pn7uevfX7g0_mvgHlL7Y |  |
| secalert.redhat.com | https://github.com/python/cpython/issues/95778 |  |
| secalert.redhat.com | https://lists.debian.org/debian-lts-announce/2023/06/msg00039.html |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2VCU6EVQDIXNCEDJUCTFIER2WVNNDTYZ/ |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/32AAQKABEKFCB5DDV5OONRZK6BS23HPW/ |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4EWKR2SPX3JORLWCXFY3KN2U5B5CIUQQ/ |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6XL6E5A3I36TRR73VNBOXNIQP4AMZDFZ/ |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/76YE7AM37MRU76XJV4M27CWDAMUGNRYK/ |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HSRPVJZL6DJFWKYRHMNJB7VCEUCBKRF5/ |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IFGV7P2PYFBMK32OKHCAC2ZPJQV5AUDF/ |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NHC6IUU7CLRQ3QLPWUXLONSG3SXFTR47/ |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OKYE2DOI2X7WZXAWTQJZAXYIWM37HDCY/ |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OT5U223OE5ZOUHZAZYSYSWVJQIKDE73E/ |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OT5WQB7Z3CXOWVBD2AFAHYPA5ONYFFZ4/ |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PD7FTLJOIGMUSCDR3JAN6WRFHJEE4PH5/ |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SZYJSGLSCQOKXXFVJVJQAXLEOJBIWGEL/ |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TD7JDDKJXK6D26XAN3YRFNM2LAJHT5UO/ |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMWPRAAJS7I6U3U45V7GZVXWNSECI22M/ |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U4ZZV4CDFRMTPDBI7C5L43RFL3XLIGUY/ |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UBPDVCDIUCEBE7C4NAGNA2KQJYOTPBAZ/ |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V7ZUJDHK7KNG6SLIFXW7MNZ6O2PUJYK6/ |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WXF6MQ74HVIDDSR5AE2UDR24I6D4FEPC/ |  |
| secalert.redhat.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZEOAJWGGY55QU35UM2OVZATBW5MX2OZD/ |  |
| suse_bugzilla | https://bugzilla.redhat.com/show_bug.cgi?id=1834423 | https://bugzilla.suse.com/show_bug.cgi?id=1203125 |
| suse_bugzilla | http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2020-10735 | https://bugzilla.suse.com/show_bug.cgi?id=1203125 |
| redhat_bugzilla | https://access.redhat.com/errata/RHSA-2022:6766 | https://bugzilla.redhat.com/show_bug.cgi?id=1834423 |
| redhat_bugzilla | https://access.redhat.com/errata/RHSA-2022:7323 | https://bugzilla.redhat.com/show_bug.cgi?id=1834423 |
| redhat_bugzilla | https://access.redhat.com/errata/RHSA-2023:0833 | https://bugzilla.redhat.com/show_bug.cgi?id=1834423 |
| redhat_bugzilla | https://access.redhat.com/errata/RHSA-2023:2763 | https://bugzilla.redhat.com/show_bug.cgi?id=1834423 |
| redhat_bugzilla | https://access.redhat.com/errata/RHSA-2023:2764 | https://bugzilla.redhat.com/show_bug.cgi?id=1834423 |
| redhat_bugzilla | https://access.redhat.com/security/cve/cve-2020-10735 | https://bugzilla.redhat.com/show_bug.cgi?id=1834423 |
| redhat_bugzilla | https://access.redhat.com/errata/RHSA-2024:0430 | https://bugzilla.redhat.com/show_bug.cgi?id=1834423 |
| ubuntu | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10735 | https://ubuntu.com/security/CVE-2020-10735 |
| ubuntu | https://github.com/python/cpython/pull/96499 | https://ubuntu.com/security/CVE-2020-10735 |
| ubuntu | https://discuss.python.org/t/int-str-conversions-broken-in-latest-python-bugfix-releases/18889 | https://ubuntu.com/security/CVE-2020-10735 |
| ubuntu | https://lwn.net/Articles/907572/ | https://ubuntu.com/security/CVE-2020-10735 |
| ubuntu | https://seclists.org/oss-sec/2022/q3/215 | https://ubuntu.com/security/CVE-2020-10735 |
| ubuntu | https://github.com/python/cpython/issues/96834 | https://ubuntu.com/security/CVE-2020-10735 |
| ubuntu | https://nvd.nist.gov/vuln/detail/CVE-2020-10735 | https://ubuntu.com/security/CVE-2020-10735 |
| ubuntu | https://launchpad.net/bugs/cve/CVE-2020-10735 | https://ubuntu.com/security/CVE-2020-10735 |
| ubuntu | https://security-tracker.debian.org/tracker/CVE-2020-10735 | https://ubuntu.com/security/CVE-2020-10735 |
| ubuntu | https://github.com/python/cpython/issues/95778 | https://ubuntu.com/security/CVE-2020-10735 |
| debian |  | https://security-tracker.debian.org/tracker/CVE-2020-10735 |
| oracle |  | https://www.oracle.com/security-alerts/linuxbulletinoct2022.html |
| anolis |  | https://anas.openanolis.cn/cves/detail/CVE-2020-10735 |
| cve_search |  | https://access.redhat.com/security/cve/CVE-2020-10735 |
| cve_search |  | https://docs.google.com/document/d/1KjuF_aXlzPUxTK4BMgezGJ2Pn7uevfX7g0_mvgHlL7Y |
| cve_search |  | https://bugzilla.redhat.com/show_bug.cgi?id=1834423 |
| cve_search |  | https://github.com/python/cpython/issues/95778 |
| cve_search |  | http://www.openwall.com/lists/oss-security/2022/09/21/1 |
| cve_search |  | http://www.openwall.com/lists/oss-security/2022/09/21/4 |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OKYE2DOI2X7WZXAWTQJZAXYIWM37HDCY/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HSRPVJZL6DJFWKYRHMNJB7VCEUCBKRF5/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZEOAJWGGY55QU35UM2OVZATBW5MX2OZD/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UBPDVCDIUCEBE7C4NAGNA2KQJYOTPBAZ/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2VCU6EVQDIXNCEDJUCTFIER2WVNNDTYZ/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/32AAQKABEKFCB5DDV5OONRZK6BS23HPW/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PD7FTLJOIGMUSCDR3JAN6WRFHJEE4PH5/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TD7JDDKJXK6D26XAN3YRFNM2LAJHT5UO/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/76YE7AM37MRU76XJV4M27CWDAMUGNRYK/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IFGV7P2PYFBMK32OKHCAC2ZPJQV5AUDF/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WXF6MQ74HVIDDSR5AE2UDR24I6D4FEPC/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OT5WQB7Z3CXOWVBD2AFAHYPA5ONYFFZ4/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NHC6IUU7CLRQ3QLPWUXLONSG3SXFTR47/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OT5U223OE5ZOUHZAZYSYSWVJQIKDE73E/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4EWKR2SPX3JORLWCXFY3KN2U5B5CIUQQ/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6XL6E5A3I36TRR73VNBOXNIQP4AMZDFZ/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U4ZZV4CDFRMTPDBI7C5L43RFL3XLIGUY/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V7ZUJDHK7KNG6SLIFXW7MNZ6O2PUJYK6/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMWPRAAJS7I6U3U45V7GZVXWNSECI22M/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SZYJSGLSCQOKXXFVJVJQAXLEOJBIWGEL/ |
| cve_search |  | https://lists.debian.org/debian-lts-announce/2023/06/msg00039.html |
| mageia |  | http://advisories.mageia.org/MGASA-2022-0359.html |
| osv | http://www.openwall.com/lists/oss-security/2022/09/21/4 | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://github.com/python/cpython/issues/95778 | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://bugzilla.redhat.com/show_bug.cgi?id=1834423 | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | http://www.openwall.com/lists/oss-security/2022/09/21/1 | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://access.redhat.com/security/cve/CVE-2020-10735 | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://docs.google.com/document/d/1KjuF_aXlzPUxTK4BMgezGJ2Pn7uevfX7g0_mvgHlL7Y | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://lists.debian.org/debian-lts-announce/2023/06/msg00039.html | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2VCU6EVQDIXNCEDJUCTFIER2WVNNDTYZ/ | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/32AAQKABEKFCB5DDV5OONRZK6BS23HPW/ | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4EWKR2SPX3JORLWCXFY3KN2U5B5CIUQQ/ | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6XL6E5A3I36TRR73VNBOXNIQP4AMZDFZ/ | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/76YE7AM37MRU76XJV4M27CWDAMUGNRYK/ | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HSRPVJZL6DJFWKYRHMNJB7VCEUCBKRF5/ | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IFGV7P2PYFBMK32OKHCAC2ZPJQV5AUDF/ | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NHC6IUU7CLRQ3QLPWUXLONSG3SXFTR47/ | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OKYE2DOI2X7WZXAWTQJZAXYIWM37HDCY/ | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OT5U223OE5ZOUHZAZYSYSWVJQIKDE73E/ | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OT5WQB7Z3CXOWVBD2AFAHYPA5ONYFFZ4/ | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PD7FTLJOIGMUSCDR3JAN6WRFHJEE4PH5/ | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SZYJSGLSCQOKXXFVJVJQAXLEOJBIWGEL/ | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TD7JDDKJXK6D26XAN3YRFNM2LAJHT5UO/ | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMWPRAAJS7I6U3U45V7GZVXWNSECI22M/ | https://osv.dev/vulnerability/CVE-2020-10735 |
| osv | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U4ZZV4CDFRMTPDBI7C5L43RFL3XLIGUY/ | https://osv.dev/vulnerability/CVE-2020-10735 |

</details>

漏洞分析指导链接：
  https://gitee.com/openeuler/cve-manager/blob/master/cve-vulner-manager/doc/md/manual.md
 漏洞数据来源:
  openBrain开源漏洞感知系统
 漏洞补丁信息：
  <details>
<summary>详情(点击展开)</summary>

| 影响的包 | 修复版本 | 修复补丁 | 问题引入补丁 | 来源  |
| ------- | -------- | ------- | -------- | --------- |
|  |  | https://github.com/python/cpython/pull/96499 |  | ubuntu |
|  |  | http://www.openwall.com/lists/oss-security/2022/09/21/1 |  | nvd |
|  |  | http://www.openwall.com/lists/oss-security/2022/09/21/4 |  | nvd |
|  |  | https://access.redhat.com/security/cve/CVE-2020-10735 |  | nvd |
|  |  | https://bugzilla.redhat.com/show_bug.cgi?id=1834423 |  | nvd |
|  |  | https://docs.google.com/document/d/1KjuF_aXlzPUxTK4BMgezGJ2Pn7uevfX7g0_mvgHlL7Y |  | nvd |
|  |  | https://github.com/python/cpython/issues/95778 |  | nvd |

</details>

二、漏洞分析结构反馈
 影响性分析说明：
                                         
 openEuler评分：
  7.5
 Vector：CVSS：3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
 受影响版本排查(受影响/不受影响)：
  1.master(2.7.18):
2.openEuler-20.03-LTS-SP4:
3.openEuler-22.03-LTS-SP3:
4.openEuler-22.03-LTS-SP4:
5.openEuler-24.03-LTS:
6.openEuler-24.03-LTS-Next:
7.openEuler-24.03-LTS-SP1:

修复是否涉及abi变化(是/否)：
  1.master(2.7.18):
2.openEuler-20.03-LTS-SP4:
3.openEuler-22.03-LTS-SP3:
4.openEuler-22.03-LTS-SP4:
5.openEuler-24.03-LTS:
6.openEuler-24.03-LTS-Next:
7.openEuler-24.03-LTS-SP1:

原因说明：
  1.master(2.7.18):
2.openEuler-20.03-LTS-SP4:
3.openEuler-22.03-LTS-SP3:
4.openEuler-22.03-LTS-SP4:
5.openEuler-24.03-LTS:
6.openEuler-24.03-LTS-Next:
7.openEuler-24.03-LTS-SP1:

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