CVE-2014-1263 Security feature bypass in n/a

Medium 4.3 Published Updated

Man-in-the-middle attackers can spoof servers using valid certificates when curl uses SecureTransport with IP addresses, bypassing hostname verification.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2014-1263?

CVE-2014-1263 is a medium-severity vulnerability in Apple Mac Os X, published on 27 Feb 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

curl and libcurl 7.27.0 through 7.35.0, when using the SecureTransport/Darwinssl backend, as used in in Apple OS X 10.9.x before 10.9.2, does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate when accessing a URL that uses a numerical IP address, which allows man-in-the-middle attackers to spoof servers via an arbitrary valid certificate.

Weakness: CWE-310

Which versions are affected by CVE-2014-1263?

It affects 1 product.

Products include Apple Mac Os X.

How do I fix CVE-2014-1263?

Upgrade to a fixed version.

Is CVE-2014-1263 being exploited?

There is no known exploitation of CVE-2014-1263 in the wild and no public exploit code.

All Apple Mac Os X vulnerabilities

Sources

Also known as CURL-CVE-2014-1263, GHSA-8p89-chvh-f3mw.

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