CVE-2025-13086

一、漏洞信息
 漏洞编号：[CVE-2025-13086](https://nvd.nist.gov/vuln/detail/CVE-2025-13086)
 漏洞归属组件：[openvpn](https://gitee.com/src-openeuler/openvpn)
 漏洞归属的版本：2.4.8,2.5.5,2.5.8,2.6.12,2.6.14,2.6.2,2.6.8,2.6.9
 CVSS V4.0分值：
  BaseScore：4.6 Medium
  Vector：CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
 漏洞简述：
  Improper validation of source IP addresses in OpenVPN version 2.6.0 through 2.7_rc1 allows an attacker to open a session from a different IP address which did not initiate the connection resulting in a denial of service for the originating client
 漏洞公开时间：2025-12-04 04:16:24
 漏洞创建时间：2025-11-22 21:13:27
 漏洞详情参考链接：
  https://nvd.nist.gov/vuln/detail/CVE-2025-13086
<details>
<summary>更多参考(点击展开)</summary>

| 参考来源 | 参考链接 | 来源链接 |
| ------- | -------- | -------- |
|  | https://www.mend.io/vulnerability-database/CVE-2025-13086 |  |
|  | https://security-tracker.debian.org/tracker/CVE-2025-13086 |  |
|  | https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2025-2778 |  |
|  | https://www.mail-archive.com/openvpn-announce@lists.sourceforge.net/msg00152.html |  |
|  | https://community.openvpn.net/Security%20Announcements/CVE-2025-13086 |  |
|  | https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2025-2742 |  |
|  | https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2025-2777 |  |
|  | https://www.mail-archive.com/openvpn-announce@lists.sourceforge.net/msg00151.html |  |
|  | https://nvd.nist.gov/vuln/detail/CVE-2025-13086 |  |

</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:
  七彩瞬析开源风险感知平台
 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  |
| ------- | -------- | ------- | -------- | --------- |
| OpenVPN/openvpn |  | https://github.com/OpenVPN/openvpn/commit/fa6a1824b0f37bff137204156a74ca28cf5b6f83.patch |  | ljqc |

</details>

二、漏洞分析结构反馈
 影响性分析说明：
  HMAC verification check: fix incorrect memcmp() call
 openEuler评分：
  4.6
 Vector：CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
 受影响版本排查(受影响/不受影响)：
  1.master(2.6.17):受影响
2.openEuler-24.03-LTS(2.6.9):受影响
3.openEuler-24.03-LTS-Next(2.6.9):受影响
4.openEuler-24.03-LTS-SP1(2.6.9):受影响
5.openEuler-24.03-LTS-SP2(2.6.9):受影响
6.openEuler-24.03-LTS-SP3(2.6.9):受影响
7.openEuler-20.03-LTS-SP4(2.4.8):不受影响
8.openEuler-22.03-LTS-SP3(2.5.5):不受影响
9.openEuler-22.03-LTS-SP4(2.5.5):不受影响

修复是否涉及abi变化(是/否)：
  1.master(2.6.17):否
2.openEuler-20.03-LTS-SP4(2.4.8):否
3.openEuler-22.03-LTS-SP3(2.5.5):否
4.openEuler-22.03-LTS-SP4(2.5.5):否
5.openEuler-24.03-LTS(2.6.9):否
6.openEuler-24.03-LTS-Next(2.6.9):否
7.openEuler-24.03-LTS-SP1(2.6.9):否
8.openEuler-24.03-LTS-SP2(2.6.9):否
9.openEuler-24.03-LTS-SP3(2.6.9):否

原因说明：
  1.master(2.6.17):正常修复
2.openEuler-24.03-LTS(2.6.9):正常修复
3.openEuler-24.03-LTS-Next(2.6.9):正常修复
4.openEuler-24.03-LTS-SP1(2.6.9):正常修复
5.openEuler-24.03-LTS-SP2(2.6.9):正常修复
6.openEuler-24.03-LTS-SP3(2.6.9):正常修复
7.openEuler-20.03-LTS-SP4(2.4.8):不受影响-漏洞代码不存在
8.openEuler-22.03-LTS-SP3(2.5.5):不受影响-漏洞代码不存在
9.openEuler-22.03-LTS-SP4(2.5.5):不受影响-漏洞代码不存在

三、漏洞修复
安全公告链接：https://www.openeuler.org/zh/security/safety-bulletin/detail/?id=openEuler-SA-2025-2778

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