CVE-2013-2061

描述

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.

如何修補 CVE-2013-2061

要修補 CVE-2013-2061,請將受影響套件升級到下列已修補版本。

• Debian/openvpn—升級至 2.3.1-1 或更新版本

CVE-2013-2061 正在被利用嗎?

低 — EPSS 為 2.8%,目前沒有觀察到大規模利用活動。

受影響套件(1)

• from 0, < 2.3.1-1

參考連結(1)

• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2013-2061