Cryptographic Issues Affecting curl package, versions <7.33.0-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
3.08% (86th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-CURL-358830
  • published23 Nov 2013
  • disclosed23 Nov 2013

Introduced: 23 Nov 2013

CVE-2013-4545  (opens in a new tab)
CWE-310  (opens in a new tab)

How to fix?

Upgrade Debian:unstable curl to version 7.33.0-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream curl package and not the curl package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1