PT-2024-8632 · Cisco · Cisco Expressway Series

Wyatt Dahlenburg · Published 2024-10-02 · Updated 2024-10-08 · CVE-2024-20492

Positive Technologies (AI Summary)

CVSS v2.0

6.8

Medium

Base vector

AV:L/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Cisco Expressway Series (affected versions not specified)

Description A vulnerability in the restricted shell of Cisco Expressway Series could allow an authenticated, local attacker to perform command injection attacks on the underlying operating system and elevate privileges to root. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by submitting a series of crafted CLI commands. A successful exploit could allow the attacker to escape the restricted shell and gain root privileges on the underlying operating system of the affected device.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Command Injection

Weakness Enumeration

CWE-77

Related Identifiers

BDU:2024-10222

CVE-2024-20492

Affected Products

Cisco Expressway Series

References · 11

• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-expw-escalation-3bkz77bD · Vendor Advisory
• https://bdu.fstec.ru/vul/2024-10222 · Security Note
• https://osv.dev/vulnerability/CVE-2024-20492 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-20492 · Security Note
• https://twitter.com/CVEnew/status/1841527241332965805 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1841544769513668882 · Twitter Post
• https://twitter.com/wdahlenb/status/1841874777272693222 · Twitter Post
• https://t.me/cvedetector/6859 · Telegram Post
• https://t.me/cvenotify/97475 · Telegram Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=2024-20492 · Note
• https://github.com/advisories/GHSA-vp8m-pwx8-8rhh · Note