Command Injection in Cisco Expressway Series
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2024-20492 |
| CWE-ID | CWE-77 |
| Exploitation vector | Local |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Expressway Series Server applications / Conferencing, Collaboration and VoIP solutions |
| Vendor | Cisco Systems, Inc |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Command Injection
EUVDB-ID: #VU98033
Risk: Low
CVSSv3.1: 5.8 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2024-20492
CWE-ID:
CWE-77 - Command injection
Exploit availability: No
DescriptionThe vulnerability allows a local user to execute arbitrary commands on the target system.
The vulnerability exists due to improper input validation in the restricted shell. A local administrator can pass specially crafted data to the application and execute arbitrary commands on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsExpressway Series: 14.0 - 15.0
CPE2.3- cpe:2.3:a:cisco_systems:expressway_series:*:*:*:*:*:*:*:*
- cpe:2.3:a:cisco_systems:expressway_series:14.0:*:*:*:*:*:*:*
- cpe:2.3:a:cisco_systems:expressway_series:15.0:*:*:*:*:*:*:*
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
