CVE-2023-28531 — ssh-add in OpenSSH before 9.3 adds smartcard keys to...
CVE-2023-28531 漏洞深度分析
漏洞概述
CVE 编号: CVE-2023-28531
CVSS 评分: 9.8(CRITICAL)
CVSS 向量: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE 分类: CWE-284
漏洞状态: Modified
发布时间: 2023-03-17T04:15:14.553
最后更新: 2026-07-14T12:16:48.417
漏洞描述
ssh-add in OpenSSH before 9.3 adds smartcard keys to ssh-agent without the intended per-hop destination constraints. The earliest affected version is 8.9.
影响分析
此漏洞的具体影响取决于实际利用场景。"
修复建议
- 及时关注厂商发布的安全更新和补丁
- 升级受影响组件到最新版本
- 如无法立即升级,参考厂商提供的临时缓解措施
- 加强网络访问控制和监控
参考链接
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AN2UDTXEUSKFIOIYMV6JNI5VSBMYZOFT/
- https://security.gentoo.org/glsa/202307-01
- https://security.netapp.com/advisory/ntap-20230413-0008/
- https://www.debian.org/security/2023/dsa-5586
- https://www.openwall.com/lists/oss-security/2023/03/15/8
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