Flaw in Random Number Generator of Libgcrypt and GnuPG by GnuPG Team
CVE-2016-6313

5.3MEDIUM

Key Information:

Vendor

Gnupg

Status
Libgcrypt
Vendor
CVE Published:
13 December 2016

What is CVE-2016-6313?

The vulnerability affects the random number generator functions within Libgcrypt and GnuPG. Specifically, the flawed mixing process allows attackers to predict the generation of random values, making it easier to obtain 160-bit values by utilizing information from previously generated bits. This could lead to the exposure of cryptographic keys or sensitive data if exploited, highlighting the importance of updating to unaffected versions to maintain security.

References

http://www.debian.org/security/2016/dsa-3650
vendor-advisoryx_refsource_DEBIAN
https://security.gentoo.org/glsa/201612-01
vendor-advisoryx_refsource_GENTOO
http://www.ubuntu.com/usn/USN-3064-1
vendor-advisoryx_refsource_UBUNTU

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.