SB2023111805 - Multiple vulnerabilities in w3m

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Main Vulnerability Database SB2023111805

SB2023111805 - Multiple vulnerabilities in w3m

Published: November 18, 2023

Security Bulletin ID SB2023111805
Severity
Low
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Out-of-bounds read (CVE-ID: CVE-2023-38253)

The vulnerability allows a remote attacker to crash the application.

The vulnerability exists due to a boundary condition within the growbuf_to_Str() function in indep.c. A remote attacker can create a specially crafted HTML file, trick the victim into opening it, trigger an out-of-bounds read error and perform a denial of service (DoS) attack.


2) Out-of-bounds read (CVE-ID: CVE-2023-38252)

The vulnerability allows a remote attacker to crash the application.

The vulnerability exists due to a boundary condition within the Strnew_size() function in Str.c. A remote attacker can create a specially crafted HTML file, trick the victim into opening it, trigger an out-of-bounds read error and crash the application.


Remediation

Install update from vendor's website.

References