PT-2008-3339 · Cisco · Snort

Published 2008-05-22 · Updated 2017-08-08 · CVE-2008-1804

Positive Technologies (AI Summary)

CVSS v2.0

6.8

Medium

Base vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions Snort versions prior to 2.8.1

Description The issue arises from improper identification of packet fragments with dissimilar TTL values in the preprocessors/spp frag3.c component. This allows remote attackers to bypass detection rules by using a different TTL for each fragment.

Recommendations For versions prior to 2.8.1, update to version 2.8.1 or later to resolve the issue.

Fix

Related Identifiers

CVE-2008-1804

DTSA-173-1

Affected Products

Snort

References · 17

• https://redhat.com/archives/fedora-package-announce/2008-June/msg00167.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2008-1804 · Vendor Advisory
• https://redhat.com/archives/fedora-package-announce/2008-June/msg00198.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2008-1804 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2008-1804 · Vendor Advisory
• https://redhat.com/archives/fedora-package-announce/2008-June/msg00156.html · Vendor Advisory
• http://secunia.com/advisories/31204 · Note
• http://securityfocus.com/bid/29327 · Note
• http://secunia.com/advisories/30563 · Note
• http://cvs.snort.org/viewcvs.cgi/snort/src/preprocessors/spp_frag3.c.diff?r1=text&tr1=1.46.2.4&r2=text&tr2=1.46.2.5&diff_format=h · Note
• http://vupen.com/english/advisories/2008/1602 · Note
• http://secunia.com/advisories/30348 · Note
• https://exchange.xforce.ibmcloud.com/vulnerabilities/42584 · Note
• http://ipcop.org/index.php?name=News&file=article&sid=40 · Note
• http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=701 · Note