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CVE-2013-2061

Publication date 17 November 2013

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

The openvpn_decrypt function in crypto.c in OpenVPN 2.3.0 and earlier, when running in UDP mode, allows remote attackers to obtain sensitive information via a timing attack involving an HMAC comparison function that does not run in constant time and a padding oracle attack on the CBC mode cipher.

Status

Package Ubuntu Release Status
openvpn 14.04 LTS trusty
Not affected
13.10 saucy
Not affected
13.04 raring Ignored end of life
12.10 quantal Ignored end of life
12.04 LTS precise
Fixed 2.2.1-8ubuntu1.3
11.10 oneiric Ignored end of life
10.04 LTS lucid Ignored end of life
8.04 LTS hardy Ignored end of life

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
openvpn

References

Related Ubuntu Security Notices (USN)

Other references