CVE-2021-20307
Critical
Published: 05 April 2021
Published
05 April 2021
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.0022
45.0th percentile
Risk Priority
20
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-20307 is a critical-severity Use of Externally-Controlled Format String (CWE-134) vulnerability in Libpano13 Project Libpano13. Its CVSS base score is 9.8 (Critical).
Operationally, ranked at the 45.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-7732
Vulnerability details
Format string vulnerability in panoFileOutputNamesCreate() in libpano13 2.9.20~rc2+dfsg-3 and earlier can lead to read and write arbitrary memory values.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
libpano13 project
libpano13
2.9.20 · ≤ 2.9.19
fedoraproject
fedora
32, 33, 34
debian
debian linux
9.0
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.