CVSS2
Attack Vector
NETWORK
Attack Complexity
HIGH
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:H/Au:N/C:P/I:N/A:N
EPSS
Percentile
77.9%
Issue Overview:
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.
Affected Packages:
openvpn
Issue Correction:
Run yum update openvpn to update your system.
New Packages:
i686:
openvpn-2.3.1-1.7.amzn1.i686
openvpn-debuginfo-2.3.1-1.7.amzn1.i686
src:
openvpn-2.3.1-1.7.amzn1.src
x86_64:
openvpn-debuginfo-2.3.1-1.7.amzn1.x86_64
openvpn-2.3.1-1.7.amzn1.x86_64
Red Hat: CVE-2013-2061
Mitre: CVE-2013-2061
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Amazon Linux | 1 | i686 | openvpn | < 2.3.1-1.7.amzn1 | openvpn-2.3.1-1.7.amzn1.i686.rpm |
Amazon Linux | 1 | i686 | openvpn-debuginfo | < 2.3.1-1.7.amzn1 | openvpn-debuginfo-2.3.1-1.7.amzn1.i686.rpm |
Amazon Linux | 1 | x86_64 | openvpn-debuginfo | < 2.3.1-1.7.amzn1 | openvpn-debuginfo-2.3.1-1.7.amzn1.x86_64.rpm |
Amazon Linux | 1 | x86_64 | openvpn | < 2.3.1-1.7.amzn1 | openvpn-2.3.1-1.7.amzn1.x86_64.rpm |