Buffer overflow in Corel Photopaint 2020

CVE-2021-38099

CDRRip.dll in Corel PhotoPaint Standard 2020 22.0.0.474 is affected by an Out-of-bounds Write vulnerability when parsing a crafted file. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious CPT file. This is different from CVE-2021-38101.

Vulnerability class: Buffer Overflow

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.022 (82.0th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-38099: held from 0.022 to 0.022.

EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-38099?
CVE-2021-38099 is a high-severity vulnerability in Corel Photopaint 2020, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2021-10-01.
How severe is CVE-2021-38099?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2021-38099 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.