What’s Vulnerable › Vulnerabilities

CVE-2021-39359

• Severity: medium (CVSS 5.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-08-22 · updated 2026-06-17
• Weakness: CWE-295

Description

In GNOME libgda through 6.0.0, gda-web-provider.c does not enable TLS certificate verification on the SoupSessionSync objects it creates, leaving users vulnerable to network MITM attacks. NOTE: this is similar to CVE-2016-20011.

Affected products

• Fedoraproject Fedora: 34, 35
• GNOME Libgda: through 6.0.0

References

• https://blogs.gnome.org/mcatanzaro/2021/05/25/reminder-soupsessionsync-and-soupsessionasync-default-to-no-tls-certificate-verification/
• https://github.com/GNOME/libgda/commit/bd7b9568bcd9f6d3e6680bb04323a670c842a62d
• https://gitlab.gnome.org/GNOME/libgda/-/issues/249
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HRPPP47WRCAPAEJGRMEKYYJZBQCYXTLQ/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WLMVVIJNY5NMOT3FH36RFBWOTPVW7GME/
• https://blogs.gnome.org/mcatanzaro/2021/05/25/reminder-soupsessionsync-and-soupsessionasync-default-to-no-tls-certificate-verification/
• https://github.com/GNOME/libgda/commit/bd7b9568bcd9f6d3e6680bb04323a670c842a62d
• https://gitlab.gnome.org/GNOME/libgda/-/issues/249
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HRPPP47WRCAPAEJGRMEKYYJZBQCYXTLQ/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WLMVVIJNY5NMOT3FH36RFBWOTPVW7GME/

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