CVE-2008-1804

描述

preprocessors/spp_frag3.c in Sourcefire Snort before 2.8.1 does not properly identify packet fragments that have dissimilar TTL values, which allows remote attackers to bypass detection rules by using a different TTL for each fragment.

如何修補 CVE-2008-1804

要修補 CVE-2008-1804,請將受影響套件升級到下列已修補版本。

• Debian/snort—升級至 2.7.0-20 或更新版本
• Debian/snort—升級至 2.7.0-19+lenny1 或更新版本

CVE-2008-1804 正在被利用嗎?

低 — EPSS 為 0.3%,目前沒有觀察到大規模利用活動。

受影響套件(2)

• from 0, < 2.7.0-20
• from 0, < 2.7.0-19+lenny1

參考連結(15)

• ADVISORYsecunia.com/advisories/30348
• ADVISORYsecunia.com/advisories/30563
• ADVISORYsecunia.com/advisories/31204
• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2008-1804
• ADVISORYwww.vupen.com/english/advisories/2008/1602