PatchTheCVECVE-2013-4478: Sup before 0.13.2.1 and 0.14.x before 0.14.1.1 allows remote attackers to execute arbitrary commands via shell
CVE-2013-4478 is a medium-severity flaw (CVSS 6.8) affecting sup. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
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 filename of an email attachment.
Why this priority
- Public exploit reference
A fixed release or distro patch exists.
Risk facts
| CVSS score | 6.8 (Medium) |
| EPSS exploit chance | 2.1% (top 18%) |
| CISA exploited list | No |
| Weakness | CWE-94 |
| Published | 2013-12-07 |
| Last modified | 2026-06-16 |
Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2013-4478?
sup: upgrade to newer than 0.13.2. Exact commands for each OS are on this page.
Is CVE-2013-4478 being exploited?
CVE-2013-4478 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2013-4478 affect?
CVE-2013-4478 affects sup. Severity is medium (CVSS 6.8). 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 filename of an email attachment.
How urgent is CVE-2013-4478?
Priority 49/100. Public exploit reference
Related CVEs
- CVE-2013-4479 MEDIUM 6.8 UPGRADE 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