Buffer overflow in Xnview Nconvert
CVE-2023-43250
XNSoft Nconvert 7.136 is vulnerable to Buffer Overflow. There is a User Mode Write AV via a crafted image file. Attackers could exploit this issue for a Denial of Service (DoS) or possibly to achieve code execution.
Vulnerability class: Buffer Overflow
EPSS: 0.006 (46.3th 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
- Xnview Nconvert — versions 7.136
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Third Party Advisory)
- cve@mitre.org (Product)
- cve@mitre.org (VDB Entry, Third Party Advisory)
- cve@mitre.org (Exploit, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-43250?
- CVE-2023-43250 is a high-severity vulnerability in Xnview Nconvert, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2023-10-18.
- How severe is CVE-2023-43250?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2023-43250 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.