CVE-2014-8275 Security feature bypass in n/a
Remote attackers can bypass certificate blacklists by crafting data in the unsigned portion of certificates, defeating fingerprint-based protection mechanisms.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2014-8275?
CVE-2014-8275 is a medium-severity vulnerability in Openssl Openssl, published on 9 Jan 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
OpenSSL before 0.9.8zd, 1.0.0 before 1.0.0p, and 1.0.1 before 1.0.1k does not enforce certain constraints on certificate data, which allows remote attackers to defeat a fingerprint-based certificate-blacklist protection mechanism by including crafted data within a certificate's unsigned portion, related to crypto/asn1/a_verify.c, crypto/dsa/dsa_asn1.c, crypto/ecdsa/ecs_vrf.c, and crypto/x509/x_all.c.
Weakness: CWE-310
Which versions are affected by CVE-2014-8275?
It affects 1 product.
Products include Openssl Openssl.
How do I fix CVE-2014-8275?
Upgrade to a fixed version.
Is CVE-2014-8275 being exploited?
There is no known exploitation of CVE-2014-8275 in the wild and no public exploit code.
Public exploit code: 2 proofs of concept on GitHub.
Other vulnerabilities in Openssl Openssl
Sources
Also known as DEBIAN-CVE-2014-8275, GHSA-85qv-mgh4-gm8w, UBUNTU-CVE-2014-8275.