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CVE-2011-0766

Published: May 31, 2011Updated: Apr 29, 2026 Sources: CVE List NVDCWE-310
NVD MITRE
7.8CVSSHIGH
EPSS Score
3.0%
Top 14.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

The random number generator in the Crypto application before 2.0.2.2, and SSH before 2.0.5, as used in the Erlang/OTP ssh library before R14B03, uses predictable seeds based on the current time, which makes it easier for remote attackers to guess DSA host and SSH session keys.

CVSS Vector Breakdown

AV:NAC:LAu:NC:CI:NA:N
Exploitability
AV:NAccess Vector
Network
AC:LAccess Complexity
Low
Au:NAuthentication
None
Impact
C:CConfidentiality
Complete
I:NIntegrity
None
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-310

Affected Products

n/an/a
cryptoerlang
Library
OSS Libraries / generic-library
erlang\/otperlang
Library
OSS Libraries / generic-library
sshssh
On-premNetwork Device
Networking Infrastructure
erlangoss-projectOSS Librariesaka erlang/otp, otp, erlang/ssh
sshcommercialNetworking Infrastructure

Exploitability

Official Patch Available

References

http://secunia.com/advisories/44709
secunia.com
https://github.com/erlang/otp/commit/f228601de45c5b53241b103af6616453c50885a5
github.com
http://www.securityfocus.com/bid/47980
securityfocus.com
and 1 more references View all →

Timeline

Published
May 31, 2011
Last Updated
Apr 29, 2026

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