K20281756 : Libgcrypt vulnerability CVE-2017-7526

Security Advisory Description

libgcrypt before version 1.7.8 is vulnerable to a cache side-channel attack resulting into a complete break of RSA-1024 while using the left-to-right method for computing the sliding-window expansion. The same attack is believed to work on RSA-2048 with moderately more computation. This side-channel requires that attacker can run arbitrary software on the hardware where the private RSA key is used. (CVE-2017-7526)

Impact

There is no impact; F5 products are not affected by this vulnerability.