CVE-2013-2061
Description
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.
Risk Information
Base Score
5.9
MODERATE
Vector
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score
Exploitation Probability
1.45
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| Upgrade openvpn 2.3.0 to latest version | Windows |
| virtual private network software (USN-2368-1) openvpn_2.2.1-8ubuntu1.4_i386.deb | Linux |
| virtual private network software (USN-2368-1) openvpn_2.2.1-8ubuntu1.4_amd64.deb | Linux |
Patch Details
No records foundReferences
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234