Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 2 |
CVE-ID | CVE-2022-20812 CVE-2022-20813 |
CWE-ID | CWE-22 CWE-158 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Expressway Series Server applications / Conferencing, Collaboration and VoIP solutions Cisco TelePresence Video Communication Server Server applications / Other server solutions |
Vendor | Cisco Systems, Inc |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
EUVDB-ID: #VU64962
Risk: Low
CVSSv3.1: 7.8 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-20812
CWE-ID:
CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Exploit availability: No
DescriptionThe vulnerability allows a remote user to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences in the cluster database API. A remote administrator can send a specially crafted HTTP request and overwrite arbitrary files on the system.
MitigationInstall update from vendor's website.
Vulnerable software versionsExpressway Series: 14.0
Cisco TelePresence Video Communication Server: 14.0
External linksQ & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU64963
Risk: Medium
CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-20813
CWE-ID:
CWE-158 - Improper Neutralization of Null Byte or NUL Character
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to improper certificate validation. A remote attacker can perform a man-in-the-middle attack and view the intercepted traffic in clear text or alter the contents of the traffic.
MitigationInstall updates from vendor's website.
Vulnerable software versionsExpressway Series: 14.0
Cisco TelePresence Video Communication Server: 14.0
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.