CVE-2013-4545
curl - unchecked ssl certificate host name
EPSS 3.1%
描述
cURL and libcurl 7.18.0 through 7.32.0, when built with OpenSSL, disables the certificate CN and SAN name field verification (CURLOPT_SSL_VERIFYHOST) when the digital signature verification (CURLOPT_SSL_VERIFYPEER) is disabled, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.
如何修補 CVE-2013-4545
要修補 CVE-2013-4545,請將受影響套件升級到下列已修補版本。
- Debian/curl—升級至 7.33.0-1 或更新版本
- Debian/curl—升級至 7.21.0-2.1+squeeze5 或更新版本
CVE-2013-4545 正在被利用嗎?
低 — EPSS 為 3.1%,目前沒有觀察到大規模利用活動。
受影響套件(2)
- from 0, < 7.33.0-1
- from 0, < 7.21.0-2.1+squeeze5