Buffer overflow in Pbrt Project

CVE-2021-32299

An issue was discovered in pbrt through 20200627. A stack-buffer-overflow exists in the function pbrt::ParamSet::ParamSet() located in paramset.h. It allows an attacker to cause code Execution.

Vulnerability class: Buffer Overflow

EPSS: 0.011 (61.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2021-32299?
CVE-2021-32299 is a high-severity vulnerability in Pbrt Project, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2021-09-20.
How severe is CVE-2021-32299?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2021-32299 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.