SB2021060846 - Observable discrepancy in Libgcrypt
Published: June 8, 2021 Updated: September 17, 2021
Security Bulletin ID
SB2021060846
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Observable discrepancy (CVE-ID: CVE-2021-33560)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to observable discrepancy. A remote attacker can gain unauthorized access to sensitive information on the system.
Remediation
Install update from vendor's website.
References
- https://dev.gnupg.org/T5466
- https://dev.gnupg.org/rCe8b7f10be275bcedb5fc05ed4837a89bfd605c61
- https://dev.gnupg.org/T5305
- https://dev.gnupg.org/T5328
- https://lists.debian.org/debian-lts-announce/2021/06/msg00021.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R7OAPCUGPF3VLA7QAJUQSL255D4ITVTL/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BKKTOIGFW2SGN3DO2UHHVZ7MJSYN4AAB/