What is CVE-2021-33293?

CVE-2021-33293 is a critical-severity vulnerability in Libpano13 Project, classified under Out-of-bounds Read. CVSS score: 9.1/10. Published 2022-03-10.

How severe is CVE-2021-33293?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Out-of-bounds Read in Libpano13 Project

CVE-2021-33293

Panorama Tools libpano13 v2.9.20 was discovered to contain an out-of-bounds read in the function panoParserFindOLine() in parser.c.

Vulnerability class: Buffer Overflow

Published 2022-03-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.

EPSS exploit prediction

EPSS: 0.021 (81.0th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: 0.000

Affected products

Libpano13 Project — versions 2.9.20
Debian Linux — versions 9.0

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

groups.google.com/u/1/g/hugin-ptx/c/gLtz2vweD74 (Exploit, Mailing List)
sourceforge.net/p/panotools/libpano13/ci/62aa7eed8fae5d8f247a2508a757f31000de38… (Patch, Third Party Advisory)
lists.debian.org/debian-lts-announce/2022/03/msg00029.html (mailing-list, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2021-33293?: CVE-2021-33293 is a critical-severity vulnerability in Libpano13 Project, classified under Out-of-bounds Read. CVSS score: 9.1/10. Published 2022-03-10.
How severe is CVE-2021-33293?: Critical severity. CVSS v3 base score is 9.1 out of 10.