Buffer overflow in Png-Img Project
CVE-2020-28248
An integer overflow in the PngImg::InitStorage_() function of png-img before 3.1.0 leads to an under-allocation of heap memory and subsequently an exploitable heap-based buffer overflow when loading a crafted PNG file.
Vulnerability class: Integer Overflow
EPSS: 0.022 (80.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Png-img_project Png-img
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Product, x_refsource_MISC)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Release Notes)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-28248?
- CVE-2020-28248 is a high-severity vulnerability in Png-Img Project, classified under Integer Overflow or Wraparound. CVSS score: 8.8/10. Published 2021-02-20.
- How severe is CVE-2020-28248?
- High severity. CVSS v3 base score is 8.8 out of 10.