First published: Wed Apr 27 2022(Updated: )
A vulnerability in the web services interface for remote access VPN features of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, but unprivileged, remote attacker to elevate privileges to level 15. This vulnerability is due to improper separation of authentication and authorization scopes. An attacker could exploit this vulnerability by sending crafted HTTPS messages to the web services interface of an affected device. A successful exploit could allow the attacker to gain privilege level 15 access to the web management interface of the device. This includes privilege level 15 access to the device using management tools like the Cisco Adaptive Security Device Manager (ASDM) or the Cisco Security Manager (CSM). Note: With Cisco FTD Software, the impact is lower than the CVSS score suggests because the affected web management interface allows for read access only. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link:https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-mgmt-privesc-BMFMUvye This advisory is part of the April 2022 release of the Cisco ASA, FTD, and FMC Security Advisory Bundled publication. For a complete list of the advisories and links to them, see Cisco Event Response: April 2022 Cisco ASA, FMC, and FTD Software Security Advisory Bundled Publication.
Credit: the Orange CERT-CC SA2 teams.
Affected Software | Affected Version | How to fix |
---|---|---|
Cisco ASA Software | =9.17<9.17.1.7=9.16<9.16.2.13=9.15<9.15.1.21>=9.13<=9.14<9.14.4>=9.9=9.10<=9.12<9.12.4.38>=9.7 and earlier<=9.8<9.8.4.43 | 9.17.1.7 9.16.2.13 9.15.1.21 9.14.4 9.12.4.38 9.8.4.43 |
Cisco FTD Software | >=6.5.0=6.6.0<=6.7.0<Cisco_FTD_Hotfix_AA-6.7.0.4-2.sh.REL.tarCisco_FTD_SSP_FP1K_Hotfix_AA-6.7.0.4-2.sh.REL.tarCisco_FTD_SSP_FP2K_Hotfix_AA-6.7.0.4-2.sh.REL.tarCisco_FTD_SSP_Hotfix_AA-6.7.0.4-2.sh.REL.tar>=6.2.2 and earlier=6.2.3=6.3.0<=6.4.0<6.4.0.15 | Cisco_FTD_Hotfix_AA-6.7.0.4-2.sh.REL.tarCisco_FTD_SSP_FP1K_Hotfix_AA-6.7.0.4-2.sh.REL.tarCisco_FTD_SSP_FP2K_Hotfix_AA-6.7.0.4-2.sh.REL.tarCisco_FTD_SSP_Hotfix_AA-6.7.0.4-2.sh.REL.tar 6.4.0.15 |
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The vulnerability ID for this Cisco ASA and FTD vulnerability is cisco-sa-asaftd-mgmt-privesc-BMFMUvye.
The severity of cisco-sa-asaftd-mgmt-privesc-BMFMUvye is high (8.8).
The vulnerability in Cisco ASA Software and FTD Software web services interface allows an authenticated, but unprivileged, remote attacker to elevate privileges to level 15.
The affected Cisco ASA Software versions are 9.17, 9.16, 9.15, 9.14, 9.12, 9.8, and earlier versions.
To fix the vulnerability in Cisco FTD Software, apply one of the following hotfixes: Cisco_FTD_Hotfix_AA-6.7.0.4-2.sh.REL.tar, Cisco_FTD_SSP_FP1K_Hotfix_AA-6.7.0.4-2.sh.REL.tar, Cisco_FTD_SSP_FP2K_Hotfix_AA-6.7.0.4-2.sh.REL.tar, Cisco_FTD_SSP_Hotfix_AA-6.7.0.4-2.sh.REL.tar, or upgrade to version 6.4.0.15.