CVE-2013-4545

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…

published November 23, 2013

CVSS
—
EPSS
3%
Percentile
87.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.02969 · 87.1th percentile
Published
2013-11-23T11:00Z
EPSS history
Timeline
  • 23 NOV 11:00Z
    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…
    cvelistv5