CVE-2024-20315Improper Access Control in Cisco IOS XR Software

Severity
5.8MEDIUMNVD
EPSS
0.0%
top 93.41%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedMar 13

Description

A vulnerability in the access control list (ACL) processing on MPLS interfaces in the ingress direction of Cisco IOS XR Software could allow an unauthenticated, remote attacker to bypass a configured ACL. This vulnerability is due to improper assignment of lookup keys to internal interface contexts. An attacker could exploit this vulnerability by attempting to send traffic through an affected device. A successful exploit could allow the attacker to access resources behind the affected device tha

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:NExploitability: 3.9 | Impact: 1.4

Affected Packages1 packages

CVEListV5cisco/cisco_ios_xr_software7.10.1, 7.9.1, 7.9.2+2

🔴Vulnerability Details

2
GHSA
GHSA-v5qr-gm4v-2cgg: A vulnerability in the access control list (ACL) processing on MPLS interfaces in the ingress direction of Cisco IOS XR Software could allow an unauth2024-03-13
CVEList
CVE-2024-20315: A vulnerability in the access control list (ACL) processing on MPLS interfaces in the ingress direction of Cisco IOS XR Software could allow an unauth2024-03-13

📋Vendor Advisories

1
Cisco
Cisco IOS XR Software MPLS and Pseudowire Interfaces Access Control List Bypass Vulnerabilities2024-03-13
CVE-2024-20315 — Improper Access Control in Cisco | cvebase