CVE-2023-49606

CRITICAL EXPLOITED

Tinyproxy - Use After Free

Title source: rule

Description

A use-after-free vulnerability exists in the HTTP Connection Headers parsing in Tinyproxy 1.11.1 and Tinyproxy 1.10.0. A specially crafted HTTP header can trigger reuse of previously freed memory, which leads to memory corruption and could lead to remote code execution. An attacker needs to make an unauthenticated HTTP request to trigger this vulnerability.

Exploits (1)

nomisec WORKING POC 4 stars

by d0rb · poc

https://github.com/d0rb/CVE-2023-49606

View Code ZIP pw:eip

References (4)

[Exploit, Issue Tracking, Mailing List, Patch, Third Party Advisory] http://www.openwall.com/lists/oss-security/2024/05/07/1

[Exploit, Third Party Advisory] https://talosintelligence.com/vulnerability_reports/TALOS-2023-1889

[Mailing List] https://lists.debian.org/debian-lts-announce/2024/09/msg00035.html

[Third Party Advisory] https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1889

Scores

CVSS v3 9.8

EPSS 0.7284

EPSS Percentile 98.8%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

VulnCheck KEV 2026-04-06

CWE

CWE-416

Status published

Products (2)

tinyproxy_project/tinyproxy 1.10.0

tinyproxy_project/tinyproxy 1.11.1

Published May 01, 2024

Tracked Since Feb 18, 2026