CVE-2023-49606

CriticalCVSS 9.8/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
May 1, 2024
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2023

CVE-2023-496077.5Mattermost fails to validate the type of the "reminder" body request parameter allowing an attacker to crash the Playbook Plugin when updatiCVE-2023-49615.4The Poptin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'poptin-form' shortcode in versions up to, and including, 1CVE-2023-496108.1MachineSense FeverWarn Raspberry Pi-based devices lack input sanitization, which could allow an attacker on an adjacent network to send a meCVE-2023-496145.7Out of bounds write in firmware for some Intel(R) FPGA products before version 2.9.0 may allow escalation of privilege and information disclCVE-2023-496157.5Improper input validation in some Intel(R) System Security Report and System Resources Defense firmware may allow a privileged user to potenCVE-2023-496179.1The MachineSense application programmable interface (API) is improperly protected and can be accessed without authentication. A remote attacCVE-2023-496187.5Improper buffer restrictions in some Intel(R) System Security Report and System Resources Defense firmware may allow a privileged user to poCVE-2023-496193.1Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') vulnerability in Apache Answer. This issue affeCVE-2023-49625.4The Video PopUp plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'video_popup' shortcode in versions up to, and includiCVE-2023-496206.5Before DolphinScheduler version 3.1.0, the login user could delete UDF function in the resource center unauthorized (which almost used in sqCVE-2023-496219.8A vulnerability has been identified in SIMATIC CN 4100 (All versions < V2.7). The "intermediate installation" system state of the affected aCVE-2023-496229.8Billing Software v1.0 is vulnerable to multiple Unauthenticated SQL Injection vulnerabilities. The 'itemnameid' parameter of the material_bi
CVE-2023-49606: Critical severity, CVSS 9.8 | Vulnix