Buffer overflow in Pngwriter Project
CVE-2018-14047
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
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.009 (59.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 59.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Pngwriter Project — versions 0.7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/pngwriter/pngwriter/issues/129 (Exploit, Third Party Advisory)
- github.com/fouzhe/security/tree/master/pngwriter (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-14047?
- CVE-2018-14047 is a medium-severity vulnerability in Pngwriter Project, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2018-07-13.
- How severe is CVE-2018-14047?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2018-14047 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.