CVE-2024-5742

一、漏洞信息
 漏洞编号：[CVE-2024-5742](https://nvd.nist.gov/vuln/detail/CVE-2024-5742)
 漏洞归属组件：[nano](https://gitee.com/src-openeuler/nano)
 漏洞归属的版本：4.5,4.9.3,6.3,6.4,7.2
 CVSS V3.0分值：
  BaseScore：4.7 Medium
  Vector：CVSS：3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
 漏洞简述：
  A vulnerability was found in GNU Nano that allows a possible privilege escalation through an insecure temporary file. If Nano is killed while editing, a file it saves to an emergency file with the permissions of the running user provides a window of opportunity for attackers to escalate privileges through a malicious symlink.
 漏洞公开时间：2024-06-12 17:15:23
 漏洞创建时间：2024-06-13 10:09:55
 漏洞详情参考链接：
  https://nvd.nist.gov/vuln/detail/CVE-2024-5742
<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://access.redhat.com/security/cve/CVE-2024-5742 |  |
| secalert.redhat.com | https://bugzilla.redhat.com/show_bug.cgi?id=2278574 |  |
| secalert.redhat.com | https://lists.debian.org/debian-lts-announce/2024/06/msg00006.html |  |
| suse_bugzilla | http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2024-5742 | https://bugzilla.suse.com/show_bug.cgi?id=1226099 |
| suse_bugzilla | https://bugzilla.redhat.com/show_bug.cgi?id=2278574 | https://bugzilla.suse.com/show_bug.cgi?id=1226099 |
| redhat_bugzilla | https://bugzilla.redhat.com/show_bug.cgi?id=2277586 | https://bugzilla.redhat.com/show_bug.cgi?id=2278574 |
| redhat_bugzilla | https://git.savannah.gnu.org/cgit/nano.git/commit/?id=5e7a3c2e7e118c7f12d5dfda9f9140f638976aa2 | https://bugzilla.redhat.com/show_bug.cgi?id=2278574 |
| redhat_bugzilla | https://git.savannah.gnu.org/cgit/nano.git/commit/?id=ce5513b009a4c639d3a0b057fa0de94cd82e14e4 | https://bugzilla.redhat.com/show_bug.cgi?id=2278574 |
| ubuntu | https://www.cve.org/CVERecord?id=CVE-2024-5742 | https://ubuntu.com/security/CVE-2024-5742 |
| ubuntu | https://nvd.nist.gov/vuln/detail/CVE-2024-5742 | https://ubuntu.com/security/CVE-2024-5742 |
| ubuntu | https://launchpad.net/bugs/cve/CVE-2024-5742 | https://ubuntu.com/security/CVE-2024-5742 |
| ubuntu | https://security-tracker.debian.org/tracker/CVE-2024-5742 | https://ubuntu.com/security/CVE-2024-5742 |
| ubuntu | https://bugzilla.redhat.com/show_bug.cgi?id=2277586 | https://ubuntu.com/security/CVE-2024-5742 |
| debian |  | https://security-tracker.debian.org/tracker/CVE-2024-5742 |
| mageia |  | http://advisories.mageia.org/MGASA-2024-0223.html |
| amazon_linux_explore | https://access.redhat.com/security/cve/CVE-2024-5742 | https://explore.alas.aws.amazon.com/CVE-2024-5742.html |
| amazon_linux_explore | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-5742 | https://explore.alas.aws.amazon.com/CVE-2024-5742.html |

</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://git.savannah.gnu.org/cgit/nano.git/commit/?id=5e7a3c2e7e118c7f12d5dfda9f9140f638976aa2 |  | redhat_bugzilla |
|  |  | https://git.savannah.gnu.org/cgit/nano.git/commit/?id=ce5513b009a4c639d3a0b057fa0de94cd82e14e4 |  | redhat_bugzilla |
| nano |  | https://git.savannah.gnu.org/cgit/nano.git/commit/?id=5e7a3c2e7e118c7f12d5dfda9f9140f638976aa2 |  | ubuntu |
|  |  | https://git.savannah.gnu.org/cgit/nano.git/commit/?id=5e7a3c2e7e118c7f12d5dfda9f9140f638976aa2 |  | debian |

</details>

二、漏洞分析结构反馈
 影响性分析说明：
    A vulnerability was found in GNU Nano that allows a possible privilege escalation through an insecure temporary file. If Nano is killed while editing, a file it saves to an emergency file with the permissions of the running user provides a window of opportunity for attackers to escalate privileges through a malicious symlink. 
 openEuler评分：
  4.7
 Vector：CVSS：3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
 受影响版本排查(受影响/不受影响)：
  1.master(6.3):受影响
2.openEuler-20.03-LTS-SP4(4.5):受影响
3.openEuler-22.03-LTS-SP1(4.9.3):受影响
4.openEuler-22.03-LTS-SP3(4.9.3):受影响
5.openEuler-22.03-LTS-SP4(4.9.3):受影响
6.openEuler-24.03-LTS(7.2):受影响
7.openEuler-24.03-LTS-Next(7.2):受影响

修复是否涉及abi变化(是/否)：
  1.master(6.3):否
2.openEuler-20.03-LTS-SP4(4.5):否
3.openEuler-22.03-LTS-SP1(4.9.3):否
4.openEuler-22.03-LTS-SP3(4.9.3):否
5.openEuler-22.03-LTS-SP4(4.9.3):否
6.openEuler-24.03-LTS(7.2):否
7.openEuler-24.03-LTS-Next(7.2):否

三、漏洞修复
安全公告链接：https://www.openeuler.org/zh/security/safety-bulletin/detail/?id=openEuler-SA-2024-1735

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