CRITICAL · 9.8

CVE-2016-9953

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, allows remote attackers to obtain sensitive informati...

Vulnerability 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, allows remote attackers to obtain sensitive information, cause a denial of service (crash), or possibly have unspecified other impact via a wildcard certificate name, which triggers an out-of-bounds read.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
HaxxCurl>= 7.30.0, <= 7.51.0
MicrosoftWindows Embedded Compact-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2016-9953?

CVE-2016-9953 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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, allows remote attackers to obtain sensitive informati...

How severe is CVE-2016-9953?

CVE-2016-9953 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2016-9953?

Check the references section above for vendor advisories and patch information. Affected products include: Haxx Curl, Microsoft Windows Embedded Compact.