CVE-2021-39543

An issue was discovered in pdftools through 20200714. A NULL pointer dereference exists in the function Analyze::AnalyzeRoot() located in analyze.cpp. It allows an attacker to cause Denial of Service.

CVSS v3.1

5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS v2.0

4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P

EPSS

0.64% chance of exploitation in the next 30 days, 48th percentile

Published

2021-09-20

Updated

2024-08-04

Proof-of-concept exploits (1)

• leonhad/pdftools/issues/1

References

• CVE Record
• NVD entry

Related

• CVE-2021-39538
• CVE-2021-39539
• CVE-2021-39540
• CVE-2021-39541
• CVE-2021-39542
• CVE-2021-39544