SB2021082207 - MitM attack in GNOME libgda
Published: August 22, 2021 Updated: September 5, 2022
Security Bulletin ID
SB2021082207
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper Certificate Validation (CVE-ID: CVE-2021-39359)
The vulnerability allows a remote attacker to perform MitM attack.
The vulnerability exists due to missing certificate validation in gda-web-provider.c, which does not enable TLS certificate verification on the SoupSessionSync objects it creates. A remote attacker can perform Man-in-the-Middle (MitM) attack.
Remediation
Install update from vendor's website.
References
- https://gitlab.gnome.org/GNOME/libgda/-/issues/249
- https://blogs.gnome.org/mcatanzaro/2021/05/25/reminder-soupsessionsync-and-soupsessionasync-default-to-no-tls-certificate-verification/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HRPPP47WRCAPAEJGRMEKYYJZBQCYXTLQ/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WLMVVIJNY5NMOT3FH36RFBWOTPVW7GME/