CVE-2023-20246

Name	CVE-2023-20246
Description	Multiple Cisco products are affected by a vulnerability in Snort access control policies that could allow an unauthenticated, remote attacker to bypass the configured policies on an affected system. This vulnerability is due to a logic error that occurs when the access control policies are being populated. An attacker could exploit this vulnerability by establishing a connection to an affected device. A successful exploit could allow the attacker to bypass configured access control rules on the affected system.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
snort (PTS)	buster	2.9.7.0-5	fixed
	buster (security)	2.9.20-0+deb10u1	fixed
	bullseye	2.9.15.1-5	fixed
	bullseye (security)	2.9.20-0+deb11u1	fixed
	sid	2.9.15.1-6	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
snort	source	(unstable)	(not affected)

Notes

- snort <not-affected> (Vulnerable code only in 3.x series)
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-snort3acp-bypass-3bdR2BEh