Medium severity · published Feb 3, 2014
CVE-2011-4327
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…
5.5
CVSS
0.4%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 36% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
Openssh · Openbsd
through 5.8; 1.2; 1.2.1; 1.2.2; 1.2.3; 1.2.27; +34 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2011-4327
CVE.org
https://www.cve.org/CVERecord?id=CVE-2011-4327
Vendor Advisory
http://www.openssh.com/txt/portable-keysign-rand-helper.adv
bugzilla.redhat.com
https://bugzilla.redhat.com/show_bug.cgi?id=755640
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