Buffer overflow in Pdf-Xchange Pdf-Tools
CVE-2023-39489
PDF-XChange Editor TIF File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of PDF-XChange Editor. 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 TIF files. Crafted data in a TIF file can trigger a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-19488.
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: 0.004 (34.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 34.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Pdf-Xchange Pdf-Tools — versions 9.5.365.0
- Pdf-Xchange Editor — versions 9.4.364.0
- Pdf-Xchange Editor — versions 9.5.365.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.zerodayinitiative.com/advisories/ZDI-23-1128/ (x_research-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-39489?
- CVE-2023-39489 is a high-severity vulnerability in Pdf-Xchange Pdf-Tools, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2024-05-03.
- How severe is CVE-2023-39489?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2023-39489 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.