5.5

CVE-2022-43640: foxit pdf_editor Out-of-bounds Read

CVSS: 5.5v3.1MediumModified
Published 29-03-2023Last modified 12-02-2025
Open JSON

Vulnerability summary

CVE-2022-43640 is a medium (CVSS 5.5) Out-of-bounds Read vulnerability in foxit pdf_editor. EPSS estimates a 0.93% chance of exploitation in the next 30 days, higher than 60.1% of scored vulnerabilities.

Overall risk
22/100
0100
Low · default modelHow is this calculated?
CVSS score
5.5/10
010
Medium · v3.1 (NVD)
EPSS score
0.93%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 29-03-2023
    PublishedVulnerability first disclosed.
  2. 12-02-2025
    Last modifiedVulnerability information updated.

Description

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Foxit PDF Reader 12.0.1.12430. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of PDF files. Crafted data in a PDF file can trigger a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-18629.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

0.93%

Chance of exploitation in the next 30 days

Percentile

60%

Versus all other CVEs

30-day change

0.00 pp

From 0.93% on 22-09-2026

22-09-202622-10-2026
EPSS score
0.93%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Foxit2 products
  • pdf_editor< 10.1.10 | ≥ 11.0.0, < 11.2.4 | ≥ 12.0.0.12394, < 12.0.2
  • pdf_reader12.0.1.12430 | < 12.0.2

1 vendor · 2 products

References

2 links