MEDIUM · 5.8

CVE-2023-20246

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. ...

Vulnerability 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.

CVSS Score

5.8

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
SnortSnort>= 3.0.0, < 3.1.57.0
CiscoFirepower Threat Defense>= 7.0.0, <= 7.3.1.1
CiscoIos Xe>= 17.12, < 17.12.2

Related Weaknesses (CWE)

References

FAQ

What is CVE-2023-20246?

CVE-2023-20246 is a vulnerability with a CVSS score of 5.8 (MEDIUM). 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. ...

How severe is CVE-2023-20246?

CVE-2023-20246 has been rated MEDIUM with a CVSS base score of 5.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-20246?

Check the references section above for vendor advisories and patch information. Affected products include: Snort Snort, Cisco Firepower Threat Defense, Cisco Ios Xe.