kbrain

CVE-2011-4327

MEDIUM · CVSS 5.5EPSS 0.4%EU EUVD

ssh-keysign.c in ssh-keysign in OpenSSH before 5.8p2 on certain platforms executes ssh-rand-helper with unintended open file descriptors, which allows local users to obtain sensitive key information via the ptrace system call.

Key facts

CVSS score
5.5 (v3.1)
Severity
MEDIUM
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness (CWE)
CWE-200
EPSS score
0.4% (36th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2011-4259)
Published
February 3, 2014
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-4259 in the EU Vulnerability Database. Last updated in EUVD on May 29, 2026.

View on the EU Vulnerability Database

Affected products

  • openbsd / openssh
  • openbsd / openssh
  • openbsd / openssh
  • openbsd / openssh
  • openbsd / openssh
  • openbsd / openssh
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  • openbsd / openssh
  • openbsd / openssh
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  • openbsd / openssh
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  • openbsd / openssh
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  • openbsd / openssh
  • openbsd / openssh
  • openbsd / openssh
  • openbsd / openssh
  • openbsd / openssh
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  • openbsd / openssh
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  • openbsd / openssh
  • openbsd / openssh
  • openbsd / openssh
  • openbsd / openssh
  • openbsd / openssh
  • openbsd / openssh
  • openbsd / openssh
  • openbsd / openssh

and 30 more…

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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