CVE-2011-0761

5.0 MEDIUM 9% exploit odds No fix listed Denial of service

What it is

Perl 5.10.x allows context-dependent attackers to cause a denial of service (NULL pointer dereference and application crash) by leveraging an ability to inject arguments into a (1) getpeername, (2) readdir, (3) closedir, (4) getsockname, (5) rewinddir, (6) tell, or (7) telldir function call.

At a glance

Exploitability: Can be exploited over the network without logging in. Limited direct impact.
Exploit odds: 8.9% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2011-05-13 17:05 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 23:28 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 8.9% in the next 30 days (EPSS).
Severity: 5.0 MEDIUM (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2011-05-13 17:05 UTC
Last modified: 2026-06-16 23:28 UTC
Exploit probability: 8.9% · EPSS, next 30 days
Record status: Modified

Affected

Perl 5.10.0
Perl 5.10.1

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-2011-0761.md and follow it. Check whether this project is affected by CVE-2011-0761. 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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References

NVD record · CVE.org record