#VU87747 Input validation error in glade - CVE-2020-36774

Vulnerability identifier: #VU87747

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-36774

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
glade

Vendor: Gnome Development Team

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists in plugins/gtk+/glade-gtk-box.c due to an error when handling widget rebuilding for GladeGtkBox. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

glade: 3.1.5 - 3.38.0

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External links
https://gitlab.gnome.org/GNOME/glade/-/issues/479
https://gitlab.gnome.org/GNOME/glade/-/commit/7acdd3c6f6934f47b8974ebc2190a59ea5d2ed17

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.