What is CVE-2023-20105?

CVE-2023-20105 is a critical-severity vulnerability in Cisco Telepresence Video Communication Server (Vcs) Expressway, classified under Improper Input Validation. CVSS score: 9.6/10. Published 2023-06-28.

How severe is CVE-2023-20105?

Critical severity. CVSS v3 base score is 9.6 out of 10.

Is CVE-2023-20105 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Improper input validation in Cisco Telepresence Video Communication Server (Vcs) Expressway

CVE-2023-20105

A vulnerability in the change password functionality of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker with Read-only credentials to elevate privileges to Admin…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.001 (30.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H.

Affected products

Cisco Telepresence Video Communication Server (Vcs) Expressway — versions X8.5.1, X8.5.3, X8.5

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

cisco-sa-expressway-priv-esc-Ls2B9t7b

Frequently asked questions

What is CVE-2023-20105?: CVE-2023-20105 is a critical-severity vulnerability in Cisco Telepresence Video Communication Server (Vcs) Expressway, classified under Improper Input Validation. CVSS score: 9.6/10. Published 2023-06-28.
How severe is CVE-2023-20105?: Critical severity. CVSS v3 base score is 9.6 out of 10.
Is CVE-2023-20105 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.