Skip to content
Fencer Intel
medium 6.5

CVE-2022-20931 json

Cisco Touch 10 Device Downgrade Attack Vulnerability

published last yr. modified 4mo ago also EUVD-2022-26181

cvss
6.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 19%
public exploits
0
none known

Summary

A vulnerability in the version control of Cisco TelePresence CE Software for Cisco Touch 10 Devices could allow an unauthenticated, adjacent attacker to install an older version of the software on an affected device. This vulnerability is due to insufficient version control. An attacker could exploit this vulnerability by installing an older version of Cisco TelePresence CE Software on an affected device. A successful exploit could allow the attacker to take advantage of vulnerabilities in older versions of the software.Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

Patch / fix

  • cisco telepresence_collaboration_endpoint 10.15.2.2

Is CVE-2022-20931 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
last yr.

Exploit prediction

0.27% chance of exploitation in the next 30 days, higher than 19% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected products

  • Cisco Cisco TelePresence Endpoint Software (TC/CE)

Classification

Weakness
  • CWE-527 Exposure of Version-Control Repository to an Unauthorized Control Sphere

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.