CVE-2020-23909 : Heap-based buffer over-read in function png_convert

Heap-based buffer over-read in function png_convert_4 in file pngex.cc in AdvanceMAME through 2.1.

Published 2023-07-18 14:15:11

Updated 2023-07-26 03:33:04

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2020-23909

Advancemame » Advancemame
Versions up to, including, (<=) 2.1
cpe:2.3:a:advancemame:advancemame:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.03%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 5 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
7.1	HIGH	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H	1.8	5.2	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: None Availability: High

CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

Assigned by: nvd@nist.gov (Primary)

https://sourceforge.net/p/advancemame/bugs/285/

AdvanceMAME / Bugs / #285 A heap overflow in pngex.cc:433:4
Exploit;Issue Tracking;Patch;Third Party Advisory

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