CVE-2013-4122
cyrus-sasl2 - security update
EPSS 3.6%
描述
Cyrus SASL 2.1.23, 2.1.26, and earlier does not properly handle when a NULL value is returned upon an error by the crypt function as implemented in glibc 2.17 and later, which allows remote attackers to cause a denial of service (thread crash and consumption) via (1) an invalid salt or, when FIPS-140 is enabled, a (2) DES or (3) MD5 encrypted password, which triggers a NULL pointer dereference.
如何修補 CVE-2013-4122
要修補 CVE-2013-4122,請將受影響套件升級到下列已修補版本。
- Alpine/cyrus-sasl—升級至 2.1.26-r7 或更新版本
- Debian/cyrus-sasl2—升級至 2.1.26.dfsg1-14 或更新版本
- —升級至 2.1.26.dfsg1-13+deb8u1 或更新版本
CVE-2013-4122 正在被利用嗎?
低 — EPSS 為 3.6%,目前沒有觀察到大規模利用活動。
受影響套件(3)
- from 0, < 2.1.26-r7
- from 0, < 2.1.26.dfsg1-14
- from 0, < 2.1.26.dfsg1-13+deb8u1