CVE-2023-43252
XNSoft Nconvert 7.136 is vulnerable to Buffer Overflow via a crafted image file.
CVE-2023-43252 is a high vulnerability (CVSS 7.8) in Xnview Nconvert, published October 19, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.54%, the 45th percentile. No source names a fixed version.
- Severity
- 7.8 HighCVSS 3.1, NVD
- Exploit chance
- 0.54%EPSS, 45th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
XNSoft Nconvert 7.136 is vulnerable to Buffer Overflow via a crafted image file.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
Affected products
What each source reports
NVD Score used
XNSoft Nconvert 7.136 is vulnerable to Buffer Overflow via a crafted image file.
- Record
CVE-2023-43252- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE ListNo score
XNSoft Nconvert 7.136 is vulnerable to Buffer Overflow via a crafted image file.
- Record
CVE-2023-43252- Updated
- 2026-11-02
EUVDEUVD-2023-47671No score
XNSoft Nconvert 7.136 is vulnerable to Buffer Overflow via a crafted image file.
- Record
EUVD-2023-47671- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-42jw-237g-7j4r
XNSoft Nconvert 7.136 is vulnerable to Buffer Overflow via a crafted image file.
XNSoft Nconvert 7.136 is vulnerable to Buffer Overflow via a crafted image file.
- Record
GHSA-42jw-237g-7j4r- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
xnview.com/en/nconvert
github.com/mrtouch93/exploits/tree/main/NConvert7.136/Stack%20Buffer%20Overrun
packetstormsecurity.com/files/175145/XNSoft-Nconvert-7.136-Buffer-Overflow-Denial-Of-Service.html
seclists.org/fulldisclosure/2023/Oct/15
nvd.nist.gov/vuln/detail/CVE-2023-43252