PT-2022-6178 · Cisco · Cisco Asa+1

Published 2022-11-02 · Updated 2024-01-25 · CVE-2022-20928

Positive Technologies (AI Summary)

CVSS v3.1

5.8

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N

Name of the Vulnerable Software and Affected Versions Cisco Adaptive Security Appliance (ASA) Software (affected versions not specified) Cisco Firepower Threat Defense (FTD) Software (affected versions not specified)

Description A flaw in the authorization verifications during the VPN authentication flow could allow an unauthenticated, remote attacker to establish a connection as a different user. The attacker must have valid credentials to establish a VPN connection. This issue is due to a vulnerability in the authentication and authorization flows for VPN connections. An attacker could exploit this by sending a crafted packet during a VPN authentication, potentially allowing them to establish a VPN connection with access privileges from a different user.

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

Incorrect Authorization

Weakness Enumeration

CWE-863

Related Identifiers

BDU:2023-00308

CVE-2022-20928

Affected Products

Cisco Asa

Cisco Ftd

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2022-20928 · Security Note
• https://osv.dev/vulnerability/CVE-2022-20928 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-00308 · Security Note
• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-ftd-vp-authz-N2GckjN6 · Vendor Advisory
• https://t.me/cvenotify/56625 · Telegram Post
• https://t.me/cvenotify/37810 · Telegram Post
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-ftd-vp-authz-N2GckjN6 · Note