Name: CVE-2021-20307: Use of Externally-Controlled Format String
Creator: Rapid7
Published: 2021-04-05T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2021-20307, CWE-134, CVSS 9.8, EPSS 0.01941

Format string vulnerability in panoFileOutputNamesCreate() in libpano13 2.9.20~rc2+dfsg-3 and earlier can lead to read and write arbitrary memory values.

CVSS Details

CVSS 3.1 Base Score: 9.8
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Arch Linux	—	Upgrade to the latest version of Arch Linux	Jul 11, 2025	Apr 5, 2021
Debian	—	Upgrade libpano13	Apr 15, 2021	Apr 5, 2021
Freebsd	—	Upgrade libpano13	Nov 4, 2022	Sep 7, 2021
Gentoo Linux	—	Upgrade media-libs/libpano13.	Jul 21, 2021	Apr 5, 2021
Suse	—	Upgrade libpano13-3	Oct 26, 2022	Apr 5, 2021
Ubuntu	—	Upgrade libpano13-3 (Ubuntu Pro)Upgrade libpano13-binUpgrade libpano13-devUpgrade libpano13-dev (Ubuntu Pro)Upgrade libpano13-bin (Ubuntu Pro)Upgrade libpano13-2 (Ubuntu Pro)Upgrade libpano13-3	Jun 15, 2023	Apr 5, 2021

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CVSS Details

Covered by Rapid7

Prioritise with Active Threat Intelligence