CVE-2013-4242

GnuPG before 1.4.14, and Libgcrypt before 1.5.3 as used in GnuPG 2.0.x and possibly other products, allows local users to obtain private RSA keys via a cache side-channel attack involving the L3 cache, aka Flush+Reload.

Score

CVSS 2.0 1.9 Low

Status

Modified - secalert@redhat.com

Published

2013-08-19

Last modified

2024-08-06

Weaknesses

CWE-200

Affected products

• Ubuntu Linux (Canonical)
• Debian Linux (Debian)
• Gnupg (Gnupg)
• Libgcrypt (Gnupg)
• Opensuse (Opensuse)

References

• http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=717880
• http://eprint.iacr.org/2013/448
• http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
• http://lists.gnupg.org/pipermail/gnupg-announce/2013q3/000330.html
• http://lists.opensuse.org/opensuse-updates/2013-08/msg00003.html
• http://rhn.redhat.com/errata/RHSA-2013-1457.html
• http://secunia.com/advisories/54318
• http://secunia.com/advisories/54321
• http://secunia.com/advisories/54332
• http://secunia.com/advisories/54375
• http://www.debian.org/security/2013/dsa-2730
• http://www.debian.org/security/2013/dsa-2731
• http://www.kb.cert.org/vuls/id/976534
• http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
• http://www.securityfocus.com/bid/61464
• http://www.ubuntu.com/usn/USN-1923-1