CVE-2018-14047 json
An issue has been found in PNGwriter 0.7.0.
published 2018-07-13 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-5973
- cvss
- 5.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.9%
- EPSS 0.9% chance of exploitation in 30 days, percentile 61%
- public exploits
- 0
- none known
Summary
An issue has been found in PNGwriter 0.7.0. It is a SEGV in pngwriter::readfromfile in pngwriter.cc. NOTE: there is a "Warning: PNGwriter was never designed for reading untrusted files with it. Do NOT use this in sensitive environments, especially DO NOT read PNGs from unknown sources with it!" statement in the master/README.md file
Exploit prediction
0.95% chance of exploitation in the next 30 days, higher than 61% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/pngwriter/pngwriter/issues/129 referenced PoC, tagged "exploit" by a source, unverified
- github.com https://github.com/fouzhe/security/tree/master/pngwriter referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 5.5 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
-
github.com
/pngwriter/pngwriter/issues/129
exploit, third-party-advisory
-
github.com
/fouzhe/security/tree/master/pngwriter
exploit, third-party-advisory
Sources
- CVE List CVE-2018-14047
- NVD CVE-2018-14047
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