CVE-2016-9952 Information

Description

The verify_certificate function in lib/vtls/schannel.c in libcurl 7.30.0 through 7.51.0 when built for Windows CE using the schannel TLS backend makes it easier for remote attackers to conduct man-in-the-middle attacks via a crafted wildcard SAN in a server certificate as demonstrated by *.com.\

CVSS Vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://curl.haxx.se/CVE-2016-9952.patch https://curl.haxx.se/CVE-2016-9952.patch https://curl.haxx.se/docs/adv_20161221B.html https://curl.haxx.se/docs/adv_20161221B.html The verify_certificate function in lib/vtls/schannel.c in libcurl 7.30.0 through 7.51.0 when built for Windows CE using the schannel TLS backend makes it easier for remote attackers to conduct man-in-the-middle attacks via a crafted wildcard SAN in a server certificate as demonstrated by *.com.
cpe:2.3:a:haxx:curl::::::::

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.1