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high7.5

CVE-2015-1789

The X509_cmp_time function in crypto/x509/x509_vfy.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…

Impact

The X509_cmp_time function in crypto/x509/x509_vfy.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 (out-of-bounds read and application crash) via a crafted length field in ASN1_TIME data, as demonstrated by an attack against a server that supports client authentication with a custom verification callback.

Affected products

VendorProductAffected versions
OpensslOpenssl
through 0.9.8zf
Versions 1.0.0, 1.0.0a, 1.0.0b, 1.0.0c, 1.0.0d
OracleSparc-Opl Service Processor
through 1121

Weakness classification

CWE-119

References