CVE-2024-20485

A vulnerability in the VPN web server of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker to execute arbi

Severity
Medium 6
CVSS 3.1
Adjacent, local or physical access what this means
Exploited
Not listed
EPSS
0.002
7.3th percentile
Discovered by
Third party
Vendor-published field
Published
Oct 23, 2024
Assigned by cisco

Description

A vulnerability in the VPN web server of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker to execute arbitrary code with root-level privileges. Administrator-level privileges are required to exploit this vulnerability. This vulnerability is due to improper validation of a specific file when it is read from system flash memory. An attacker could exploit this vulnerability by restoring a crafted backup file to an affected device. A successful exploit could allow the attacker to execute arbitrary code on the affected device after the next reload of the device, which could alter system behavior. Because the injected code could persist across device reboots, Cisco has raised the Security Impact Rating (SIR) of this advisory from Medium to High.

Weakness: CWE-94

Affected products

Vendor Product Category Matched by
Cisco Cisco Adaptive Security Appliance (ASA) Check your version Firewall / NGFW cna-assigner
Cisco Cisco Firepower Threat Defense (FTD) Check your version Firewall / NGFW cna-assigner
Vendor-reported products (4)
  • Cisco · Cisco Adaptive Security Appliance (ASA) Software
  • Cisco · Cisco Firepower Threat Defense Software
  • cisco · adaptive_security_appliance_software
  • cisco · firepower_threat_defense_software

Vendor advisory

cisco-sa-asaftd-persist-lce-vU3ekMJ3

Cisco Adaptive Security Appliance and Firepower Threat Defense Software Persistent Local Code Execution Vulnerability

Cisco’s rating: High (advisory CVSS 6.0) · Published Oct 23, 2024

Bug ID: CSCwj06675

The vendor’s rating applies to the whole advisory and can differ from this CVE’s own CVSS severity. Where this comes from

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