CVE-2021-3670

一、漏洞信息
 漏洞编号：[CVE-2021-3670](https://nvd.nist.gov/vuln/detail/CVE-2021-3670)
 漏洞归属组件：[libldb](https://gitee.com/src-openeuler/libldb)
 漏洞归属的版本：2.0.12,2.1.4,2.4.1,2.5.2,2.6.1,2.7.2
 CVSS V3.0分值：
  BaseScore：6.5 Medium
  Vector：CVSS：3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
 漏洞简述：
  MaxQueryDuration not honoured in Samba AD DC LDAP
 漏洞公开时间：2022-08-24 00:15:09
 漏洞创建时间：2024-05-24 17:55:04
 漏洞详情参考链接：
  https://nvd.nist.gov/vuln/detail/CVE-2021-3670
<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 | https://bugzilla.redhat.com/show_bug.cgi?id=2077533 |  |
| secalert.redhat.com | https://bugzilla.samba.org/show_bug.cgi?id=14694 |  |
| secalert.redhat.com | https://gitlab.com/samba-team/samba/-/commit/1d5b155619bc532c46932965b215bd73a920e56f |  |
| secalert.redhat.com | https://gitlab.com/samba-team/samba/-/commit/2b3af3b560c9617a233c131376c870fce146c002 |  |
| secalert.redhat.com | https://gitlab.com/samba-team/samba/-/commit/3507e96b3dcf0c0b8eff7b2c08ffccaf0812a393 |  |
| secalert.redhat.com | https://gitlab.com/samba-team/samba/-/commit/5f0590362c5c0c5ee20503a67467f9be2d50e73b |  |
| secalert.redhat.com | https://gitlab.com/samba-team/samba/-/commit/86fe9d48883f87c928bf31ccbd275db420386803 |  |
| secalert.redhat.com | https://gitlab.com/samba-team/samba/-/commit/dcfcafdbf756e12d9077ad7920eea25478c29f81 |  |
| secalert.redhat.com | https://gitlab.com/samba-team/samba/-/commit/e1ab0c43629686d1d2c0b0b2bcdc90057a792049 |  |
| secalert.redhat.com | https://security.gentoo.org/glsa/202309-06 |  |
| suse_bugzilla | https://github.com/samba-team/samba/commit/86fe9d48883f87c928bf31ccbd275db420386803 | https://bugzilla.suse.com/show_bug.cgi?id=1198397 |
| suse_bugzilla | https://bugzilla.samba.org/show_bug.cgi?id=14694 | https://bugzilla.suse.com/show_bug.cgi?id=1198397 |
| redhat_bugzilla | https://github.com/samba-team/samba/commit/86fe9d48883f87c928bf31ccbd275db420386803 | https://bugzilla.redhat.com/show_bug.cgi?id=2077533 |
| redhat_bugzilla | https://bugzilla.samba.org/show_bug.cgi?id=14694 | https://bugzilla.redhat.com/show_bug.cgi?id=2077533 |
| ubuntu | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3670 | https://ubuntu.com/security/CVE-2021-3670 |
| ubuntu | https://ubuntu.com/security/notices/USN-5542-1 | https://ubuntu.com/security/CVE-2021-3670 |
| ubuntu | https://nvd.nist.gov/vuln/detail/CVE-2021-3670 | https://ubuntu.com/security/CVE-2021-3670 |
| ubuntu | https://launchpad.net/bugs/cve/CVE-2021-3670 | https://ubuntu.com/security/CVE-2021-3670 |
| ubuntu | https://security-tracker.debian.org/tracker/CVE-2021-3670 | https://ubuntu.com/security/CVE-2021-3670 |
| ubuntu | https://bugzilla.redhat.com/show_bug.cgi?id=2077533 | https://ubuntu.com/security/CVE-2021-3670 |
| ubuntu | https://bugzilla.samba.org/show_bug.cgi?id=14694 | https://ubuntu.com/security/CVE-2021-3670 |
| debian |  | https://security-tracker.debian.org/tracker/CVE-2021-3670 |
| gentoo |  | https://security.gentoo.org/glsa/202309-06 |
| anolis |  | https://anas.openanolis.cn/cves/detail/CVE-2021-3670 |
| cve_search |  | https://bugzilla.samba.org/show_bug.cgi?id=14694 |
| cve_search |  | https://gitlab.com/samba-team/samba/-/commit/e1ab0c43629686d1d2c0b0b2bcdc90057a792049 |
| cve_search |  | https://gitlab.com/samba-team/samba/-/commit/5f0590362c5c0c5ee20503a67467f9be2d50e73b |
| cve_search |  | https://bugzilla.redhat.com/show_bug.cgi?id=2077533 |
| cve_search |  | https://gitlab.com/samba-team/samba/-/commit/86fe9d48883f87c928bf31ccbd275db420386803 |
| cve_search |  | https://gitlab.com/samba-team/samba/-/commit/3507e96b3dcf0c0b8eff7b2c08ffccaf0812a393 |
| cve_search |  | https://gitlab.com/samba-team/samba/-/commit/1d5b155619bc532c46932965b215bd73a920e56f |
| cve_search |  | https://gitlab.com/samba-team/samba/-/commit/2b3af3b560c9617a233c131376c870fce146c002 |
| cve_search |  | https://gitlab.com/samba-team/samba/-/commit/dcfcafdbf756e12d9077ad7920eea25478c29f81 |
| nvd | https://bugzilla.samba.org/show_bug.cgi?id=14694 |  |
| nvd | https://gitlab.com/samba-team/samba/-/commit/e1ab0c43629686d1d2c0b0b2bcdc90057a792049 |  |
| nvd | https://gitlab.com/samba-team/samba/-/commit/5f0590362c5c0c5ee20503a67467f9be2d50e73b |  |
| nvd | https://bugzilla.redhat.com/show_bug.cgi?id=2077533 |  |
| nvd | https://gitlab.com/samba-team/samba/-/commit/86fe9d48883f87c928bf31ccbd275db420386803 |  |
| nvd | https://gitlab.com/samba-team/samba/-/commit/3507e96b3dcf0c0b8eff7b2c08ffccaf0812a393 |  |
| nvd | https://gitlab.com/samba-team/samba/-/commit/1d5b155619bc532c46932965b215bd73a920e56f |  |
| nvd | https://gitlab.com/samba-team/samba/-/commit/2b3af3b560c9617a233c131376c870fce146c002 |  |
| nvd | https://gitlab.com/samba-team/samba/-/commit/dcfcafdbf756e12d9077ad7920eea25478c29f81 |  |
| redhat | https://access.redhat.com/security/cve/CVE-2021-3670 |  |
| suse_bugzilla | https://github.com/samba-team/samba/commit/86fe9d48883f87c928bf31ccbd275db420386803 |  |
| suse_bugzilla | https://bugzilla.samba.org/show_bug.cgi?id=14694 |  |
| redhat_bugzilla | https://github.com/samba-team/samba/commit/86fe9d48883f87c928bf31ccbd275db420386803 |  |
| redhat_bugzilla | https://bugzilla.samba.org/show_bug.cgi?id=14694 |  |
| redhat_bugzilla | https://bugzilla.redhat.com/show_bug.cgi?id=2077533 |  |
| ubuntu | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3670 |  |
| ubuntu | https://ubuntu.com/security/notices/USN-5542-1 |  |
| ubuntu | https://nvd.nist.gov/vuln/detail/CVE-2021-3670 |  |
| ubuntu | https://launchpad.net/bugs/cve/CVE-2021-3670 |  |
| ubuntu | https://security-tracker.debian.org/tracker/CVE-2021-3670 |  |
| ubuntu | https://bugzilla.redhat.com/show_bug.cgi?id=2077533 |  |
| ubuntu | https://bugzilla.samba.org/show_bug.cgi?id=14694 |  |
| debian | https://security-tracker.debian.org/tracker/CVE-2021-3670 |  |
| anolis | https://anas.openanolis.cn/cves/detail/CVE-2021-3670 |  |
| nvd | https://bugzilla.samba.org/show_bug.cgi?id=14694 |  |
| nvd | https://gitlab.com/samba-team/samba/-/commit/e1ab0c43629686d1d2c0b0b2bcdc90057a792049 |  |
| nvd | https://gitlab.com/samba-team/samba/-/commit/5f0590362c5c0c5ee20503a67467f9be2d50e73b |  |
| nvd | https://bugzilla.redhat.com/show_bug.cgi?id=2077533 |  |
| nvd | https://gitlab.com/samba-team/samba/-/commit/86fe9d48883f87c928bf31ccbd275db420386803 |  |
| nvd | https://gitlab.com/samba-team/samba/-/commit/3507e96b3dcf0c0b8eff7b2c08ffccaf0812a393 |  |
| nvd | https://gitlab.com/samba-team/samba/-/commit/1d5b155619bc532c46932965b215bd73a920e56f |  |
| nvd | https://gitlab.com/samba-team/samba/-/commit/2b3af3b560c9617a233c131376c870fce146c002 |  |
| nvd | https://gitlab.com/samba-team/samba/-/commit/dcfcafdbf756e12d9077ad7920eea25478c29f81 |  |

</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://gitlab.com/samba-team/samba/-/commit/1d5b155619bc532c46932965b215bd73a920e56f |  | secalert.redhat.com |
|  |  | https://gitlab.com/samba-team/samba/-/commit/2b3af3b560c9617a233c131376c870fce146c002 |  | secalert.redhat.com |
|  |  | https://gitlab.com/samba-team/samba/-/commit/3507e96b3dcf0c0b8eff7b2c08ffccaf0812a393 |  | secalert.redhat.com |
|  |  | https://gitlab.com/samba-team/samba/-/commit/5f0590362c5c0c5ee20503a67467f9be2d50e73b |  | secalert.redhat.com |
|  |  | https://gitlab.com/samba-team/samba/-/commit/86fe9d48883f87c928bf31ccbd275db420386803 |  | secalert.redhat.com |
|  |  | https://gitlab.com/samba-team/samba/-/commit/dcfcafdbf756e12d9077ad7920eea25478c29f81 |  | secalert.redhat.com |
|  |  | https://gitlab.com/samba-team/samba/-/commit/e1ab0c43629686d1d2c0b0b2bcdc90057a792049 |  | secalert.redhat.com |
|  |  | https://github.com/samba-team/samba/commit/86fe9d48883f87c928bf31ccbd275db420386803 |  | suse_bugzilla |
|  |  | https://github.com/samba-team/samba/commit/86fe9d48883f87c928bf31ccbd275db420386803 |  | redhat_bugzilla |
|  |  | https://bugzilla.redhat.com/show_bug.cgi?id=2077533 |  | nvd |
|  |  | https://bugzilla.samba.org/show_bug.cgi?id=14694 |  | nvd |
|  |  | https://gitlab.com/samba-team/samba/-/commit/1d5b155619bc532c46932965b215bd73a920e56f |  | nvd |
|  |  | https://gitlab.com/samba-team/samba/-/commit/2b3af3b560c9617a233c131376c870fce146c002 |  | nvd |
|  |  | https://gitlab.com/samba-team/samba/-/commit/3507e96b3dcf0c0b8eff7b2c08ffccaf0812a393 |  | nvd |
|  |  | https://gitlab.com/samba-team/samba/-/commit/5f0590362c5c0c5ee20503a67467f9be2d50e73b |  | nvd |
|  |  | https://gitlab.com/samba-team/samba/-/commit/86fe9d48883f87c928bf31ccbd275db420386803 |  | nvd |
|  |  | https://gitlab.com/samba-team/samba/-/commit/dcfcafdbf756e12d9077ad7920eea25478c29f81 |  | nvd |
|  |  | https://gitlab.com/samba-team/samba/-/commit/e1ab0c43629686d1d2c0b0b2bcdc90057a792049 |  | nvd |
| ldb |  | https://gitlab.com/samba-team/samba/-/commit/1d5b155619bc532c46932965b215bd73a920e56f |  | ubuntu |

</details>

二、漏洞分析结构反馈
 影响性分析说明：
    Samba AD DC LDAP中不支持MaxQueryDuration注:master/2403/2203-sp系列，基线已合入，22.03-LTS在backport-0001-CVE-2023-0614.patch补丁中合入 
 openEuler评分：
  6.5
 Vector：CVSS：3.0/AV:N/AC:L/PR:L/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.openEuler-20.03-LTS-SP1(2.0.12):受影响
2.openEuler-20.03-LTS-SP4(2.0.12):受影响
3.master(2.5.2):不受影响
4.openEuler-22.03-LTS(2.4.1):不受影响
5.openEuler-22.03-LTS-Next(2.6.1):不受影响
6.openEuler-22.03-LTS-SP1(2.6.1):不受影响
7.openEuler-22.03-LTS-SP2(2.6.1):不受影响
8.openEuler-22.03-LTS-SP3(2.6.1):不受影响
9.openEuler-22.03-LTS-SP4(2.6.1):不受影响
10.openEuler-24.03-LTS(2.8.0):不受影响
11.openEuler-24.03-LTS-Next(2.8.0):不受影响

修复是否涉及abi变化(是/否)：
  1.master(2.5.2):否
2.openEuler-20.03-LTS-SP1(2.0.12):否
3.openEuler-20.03-LTS-SP4(2.0.12):否
4.openEuler-22.03-LTS(2.4.1):否
5.openEuler-22.03-LTS-Next(2.6.1):否
6.openEuler-22.03-LTS-SP1(2.6.1):否
7.openEuler-22.03-LTS-SP2(2.6.1):否
8.openEuler-22.03-LTS-SP3(2.6.1):否
9.openEuler-22.03-LTS-SP4(2.6.1):否
10.openEuler-24.03-LTS(2.8.0):否
11.openEuler-24.03-LTS-Next(2.8.0):否

三、漏洞修复
安全公告链接：https://www.openeuler.org/zh/security/safety-bulletin/detail/?id=openEuler-SA-2024-1703

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