CVE-2024-20373

CWE-284 — Improper Access Control4 documents4 sources

Severity

5.3MEDIUM

EPSS

0.6%

top 29.90%

CISA KEV

Not in KEV

Exploit

No known exploits

Affected products

Cisco Cisco IOS XE Catalyst Sd-wan Cisco IOS XE Sd-wan

Timeline

PublishedNov 15

Description

A vulnerability in the implementation of the Simple Network Management Protocol (SNMP) IPv4 access control list (ACL) feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to perform SNMP polling of an affected device, even if it is configured to deny SNMP traffic. This vulnerability exists because Cisco IOS Software and Cisco IOS XE Software do not support extended IPv4 ACLs for SNMP, but they do allow administrators to configure extended named…

CVSS vector

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

Affected Packages2 packages

▶NVDcisco/ios_xe_sd-wan20 versions+19

▶CVEListV5cisco/cisco_ios_xe_catalyst_sd-wan20 versions+19

🔴Vulnerability Details

GHSA

GHSA-3xmf-m2fg-h94r: A vulnerability in the implementation of the Simple Network Management Protocol (SNMP) IPv4 access control list (ACL) feature of Cisco IOS Software an↗2024-11-15

▶

CVEList

Cisco IOS and Cisco IOS XE SNMP Extended ACL Bypass Vulnerability↗2024-11-15

▶

📋Vendor Advisories

Cisco

Cisco IOS and IOS XE Software SNMP Extended Named Access Control List Bypass Vulnerability↗2024-04-17

▶