Vulnerability Description
The mixing functions in the random number generator in Libgcrypt before 1.5.6, 1.6.x before 1.6.6, and 1.7.x before 1.7.3 and GnuPG before 1.4.21 make it easier for attackers to obtain the values of 160 bits by leveraging knowledge of the previous 4640 bits.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnupg | Libgcrypt | <= 1.5.3 |
| Debian | Debian Linux | 8.0 |
| Canonical | Ubuntu Linux | 12.04 |
| Gnupg | Gnupg | <= 1.4.14 |
Related Weaknesses (CWE)
References
- http://rhn.redhat.com/errata/RHSA-2016-2674.html
- http://www.debian.org/security/2016/dsa-3649Third Party Advisory
- http://www.debian.org/security/2016/dsa-3650Third Party Advisory
- http://www.securityfocus.com/bid/92527Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1036635
- http://www.ubuntu.com/usn/USN-3064-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-3065-1Third Party Advisory
- https://git.gnupg.org/cgi-bin/gitweb.cgi?p=libgcrypt.git%3Ba=blob_plain%3Bf=NEWS
- https://lists.gnupg.org/pipermail/gnupg-announce/2016q3/000395.htmlMailing ListVendor Advisory
- https://security.gentoo.org/glsa/201610-04
- https://security.gentoo.org/glsa/201612-01
- http://rhn.redhat.com/errata/RHSA-2016-2674.html
- http://www.debian.org/security/2016/dsa-3649Third Party Advisory
- http://www.debian.org/security/2016/dsa-3650Third Party Advisory
- http://www.securityfocus.com/bid/92527Third Party AdvisoryVDB Entry
FAQ
What is CVE-2016-6313?
CVE-2016-6313 is a vulnerability with a CVSS score of 5.3 (MEDIUM). The mixing functions in the random number generator in Libgcrypt before 1.5.6, 1.6.x before 1.6.6, and 1.7.x before 1.7.3 and GnuPG before 1.4.21 make it easier for attackers to obtain the values of 1...
How severe is CVE-2016-6313?
CVE-2016-6313 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-6313?
Check the references section above for vendor advisories and patch information. Affected products include: Gnupg Libgcrypt, Debian Debian Linux, Canonical Ubuntu Linux, Gnupg Gnupg.