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.
Metrics
Affected Vendors & Products
Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2013-2042 | 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. |
Ubuntu USN |
USN-2368-1 | OpenVPN vulnerability |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
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Projects
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Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2024-08-06T15:20:37.491Z
Reserved: 2013-02-19T00:00:00
Link: CVE-2013-2061
No data.
Status : Deferred
Published: 2013-11-18T02:55:07.530
Modified: 2025-04-11T00:51:21.963
Link: CVE-2013-2061
No data.
OpenCVE Enrichment
No data.
Weaknesses
EUVD
Ubuntu USN