CVE-2013-4402

5.0 MEDIUM 5% exploit odds Fix listed Denial of service

What it is

The compressed packet parser in GnuPG 1.4.x before 1.4.15 and 2.0.x before 2.0.22 allows remote attackers to cause a denial of service (infinite recursion) via a crafted OpenPGP message.

At a glance

Exploitability: Can be exploited over the network without logging in. Limited direct impact.
Exploit odds: 5.0% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2013-10-28 22:55 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 23:57 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 5.0% in the next 30 days (EPSS).
Severity: 5.0 MEDIUM (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2013-10-28 22:55 UTC
Last modified: 2026-06-16 23:57 UTC
Exploit probability: 5.0% · EPSS, next 30 days
Weakness: CWE-20 · Improper input validation
Record status: Modified

Affected

Gnupg 1.4.0
Gnupg 1.4.2
Gnupg 1.4.3
Gnupg 1.4.4
Gnupg 1.4.5
Gnupg 1.4.8
Gnupg 1.4.10
Gnupg 1.4.11

Attack profile CVSS 2.0 · 5.0

Attack vector: Network
Complexity: Low
Authentication: None
Confidentiality: None
Integrity: None
Availability: Partial

Raw vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2013-4402.md and follow it. Check whether this project is affected by CVE-2013-4402. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record