CVE-2015-1790 Null dereference in n/a
Remote attackers can cause a denial of service via a crafted PKCS#7 blob, affecting applications using vulnerable OpenSSL versions.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2015-1790?
CVE-2015-1790 is a medium-severity vulnerability in Openssl Openssl, published on 12 Jun 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The PKCS7_dataDecodefunction in crypto/pkcs7/pk7_doit.c in OpenSSL before 0.9.8zg, 1.0.0 before 1.0.0s, 1.0.1 before 1.0.1n, and 1.0.2 before 1.0.2b allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a PKCS#7 blob that uses ASN.1 encoding and lacks inner EncryptedContent data.
Which versions are affected by CVE-2015-1790?
It affects 1 product.
Products include Openssl Openssl.
How do I fix CVE-2015-1790?
Upgrade to a fixed version.
Is CVE-2015-1790 being exploited?
There is no known exploitation of CVE-2015-1790 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in Openssl Openssl
Sources
Also known as DEBIAN-CVE-2015-1790, GHSA-4m2r-fv3j-3fmf, UBUNTU-CVE-2015-1790.