CVE-2013-4351
gnupg2 - several
EPSS 2.5%
描述
GnuPG 1.4.x, 2.0.x, and 2.1.x treats a key flags subpacket with all bits cleared (no usage permitted) as if it has all bits set (all usage permitted), which might allow remote attackers to bypass intended cryptographic protection mechanisms by leveraging the subkey.
如何修補 CVE-2013-4351
要修補 CVE-2013-4351,請將受影響套件升級到下列已修補版本。
- Debian/gnupg—升級至 1.4.10-4+squeeze3 或更新版本
- Debian/gnupg2—升級至 2.0.22-1 或更新版本
- Debian/gnupg2—升級至 2.0.14-2+squeeze2 或更新版本
CVE-2013-4351 正在被利用嗎?
低 — EPSS 為 2.5%,目前沒有觀察到大規模利用活動。
受影響套件(3)
- from 0, < 1.4.10-4+squeeze3
- from 0, < 2.0.22-1
- from 0, < 2.0.14-2+squeeze2