CVE-2013-4479

6.8 MEDIUM 3% exploit odds Fix listed

What it is

lib/sup/message_chunks.rb in Sup before 0.13.2.1 and 0.14.x before 0.14.1.1 allows remote attackers to execute arbitrary commands via shell metacharacters in the content_type of an email attachment.

At a glance

Exploitability: Can be exploited over the network without logging in. Limited direct impact.
Exploit odds: 3.2% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2013-12-07 20:55 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: 3.2% in the next 30 days (EPSS).
Severity: 6.8 MEDIUM (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2013-12-07 20:55 UTC
Last modified: 2026-06-16 23:57 UTC
Exploit probability: 3.2% · EPSS, next 30 days
Weakness: CWE-94 · Code injection
Record status: Modified

Affected

Supmua Sup ≤ 0.13.2
Supmua Sup 0.13.0
Supmua Sup 0.13.1
Supmua Sup 0.14.0
Supmua Sup 0.14.1

Attack profile CVSS 2.0 · 6.8

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

Raw vector

AV:N/AC:M/Au:N/C:P/I:P/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-2013-4479.md and follow it. Check whether this project is affected by CVE-2013-4479. 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