What is CVE-2021-34715?

CVE-2021-34715 is a medium-severity vulnerability in Cisco Telepresence Video Communication Server (Vcs) Expressway, classified under Improper Verification of Cryptographic Signature. CVSS score: 4.7/10. Published 2021-08-18.

How severe is CVE-2021-34715?

Medium severity. CVSS v3 base score is 4.7 out of 10.

Vulnerability in Cisco Telepresence Video Communication Server (Vcs) Expressway

CVE-2021-34715

A vulnerability in the image verification function of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker to execute code with internal user privileges on the underl…

EPSS: 0.007 (71.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L.

Affected products

Cisco Telepresence Video Communication Server (Vcs) Expressway — versions n/a

Weakness classification (CWE)

CWE-347 — Improper Verification of Cryptographic Signature

References

20210818 Cisco Expressway Series and TelePresence Video Communication Server Image Verification Vulnerability (vendor-advisory, x_refsource_CISCO)

Frequently asked questions

What is CVE-2021-34715?: CVE-2021-34715 is a medium-severity vulnerability in Cisco Telepresence Video Communication Server (Vcs) Expressway, classified under Improper Verification of Cryptographic Signature. CVSS score: 4.7/10. Published 2021-08-18.
How severe is CVE-2021-34715?: Medium severity. CVSS v3 base score is 4.7 out of 10.