Incorrect authorization in Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2022-20928 |
| CWE-ID | CWE-863 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Cisco Adaptive Security Appliance (ASA) Hardware solutions / Security hardware applicances Cisco Firepower Threat Defense (FTD) Hardware solutions / Security hardware applicances |
| Vendor | Cisco Systems, Inc |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Incorrect authorization
EUVDB-ID: #VU69201
Risk: Medium
CVSSv3.1: 5.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-20928
CWE-ID:
CWE-863 - Incorrect Authorization
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to establish a connection as a different user.
The vulnerability exists due to a flaw in the authorization verifications during the VPN authentication flow. A remote attacker can send a specially crafted packet during a VPN authentication and establish a VPN connection with access privileges from a different user.
MitigationInstall updates from vendor's website.
Vulnerable software versionsCisco Adaptive Security Appliance (ASA): 9.6.0.128 - 9.17.1.7
Cisco Firepower Threat Defense (FTD): 9.6.0.128 - 9.17.1.7
External linksQ & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
