SSL: OpenSSL AES-NI Integer Underflow

This signature detects attempts to exploit a known vulnerability against OpenSSL. A successful attack can result in a denial-of-service condition.

Extended Description

crypto/evp/e_aes_cbc_hmac_sha1.c in the AES-NI functionality in the TLS 1.1 and 1.2 implementations in OpenSSL 1.0.1 before 1.0.1d allows remote attackers to cause a denial of service (application crash) via crafted CBC data.

Affected Products

Openssl openssl

References

CVE: CVE-2012-2686

Short Name
SSL:OPENSSL-AES-NI-INTUDF
Severity
Major
Recommended
False
Recommended Action
Drop
Category
SSL
Keywords
AES-NI CVE-2012-2686 Integer OpenSSL Underflow
Release Date
05/31/2013
Supported Platforms

srx-branch-12.3

srx-19.3

srx-branch-19.3

vsrx3bsd-19.2

srx-branch-19.4

vsrx-19.4

mx-12.3

mx-19.4

vmx-19.4

mx-19.3

vsrx3bsd-19.4

srx-19.4

vsrx-12.3

vmx-19.3

vsrx-19.2

srx-12.3

Sigpack Version
3650
False Positive
Unknown
Vendors

Openssl

CVSS Score

5.0

Found a potential security threat?