8.8
HIGH
CVE-2020-28248
Apache PngImg Heap Buffer Overflow Vulnerability
Description

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.

INFO

Published Date :

Feb. 20, 2021, 12:15 a.m.

Last Modified :

Nov. 21, 2024, 5:22 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2020-28248 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Png-img_project png-img
References to Advisories, Solutions, and Tools

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-28248 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-28248 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://github.com/gemini-testing/png-img
    Added Reference https://github.com/gemini-testing/png-img/commit/14ac462a32ca4b3b78f56502ac976d5b0222ce3d
    Added Reference https://github.com/gemini-testing/png-img/compare/v3.0.0...v3.1.0
    Added Reference https://securitylab.github.com/advisories/GHSL-2020-142-gemini-png-img
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CWE Remap by [email protected]

    Jul. 21, 2021

    Action Type Old Value New Value
    Changed CWE CWE-190 CWE-190 CWE-787
  • Initial Analysis by [email protected]

    Feb. 25, 2021

    Action Type Old Value New Value
    Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism
    Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Changed Reference Type https://github.com/gemini-testing/png-img No Types Assigned https://github.com/gemini-testing/png-img Product
    Changed Reference Type https://github.com/gemini-testing/png-img/commit/14ac462a32ca4b3b78f56502ac976d5b0222ce3d No Types Assigned https://github.com/gemini-testing/png-img/commit/14ac462a32ca4b3b78f56502ac976d5b0222ce3d Patch, Third Party Advisory
    Changed Reference Type https://github.com/gemini-testing/png-img/compare/v3.0.0...v3.1.0 No Types Assigned https://github.com/gemini-testing/png-img/compare/v3.0.0...v3.1.0 Release Notes, Third Party Advisory
    Changed Reference Type https://securitylab.github.com/advisories/GHSL-2020-142-gemini-png-img No Types Assigned https://securitylab.github.com/advisories/GHSL-2020-142-gemini-png-img Exploit, Third Party Advisory
    Added CWE NIST CWE-190
    Added CPE Configuration OR *cpe:2.3:a:png-img_project:png-img:*:*:*:*:*:*:*:* versions up to (excluding) 3.1.0
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-28248 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-28248 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

1.00 }} -9.17%

score

0.74979

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
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Latest DB Update: Jul. 21, 2025 7:56