CVE-2022-40468

Potential leak of left-over heap data if custom error page templates containing special non-standard variables are used. Tinyproxy commit 84f203f and earlier use uninitialized buffers in process_request() function.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/tinyproxy/tinyproxy	Third Party Advisory
https://github.com/tinyproxy/tinyproxy/blob/84f203fb1c4733608c7283bbe794005a469c4b00/src/reqs.c#L346	Exploit Third Party Advisory
https://github.com/tinyproxy/tinyproxy/issues/457	Exploit Third Party Advisory
https://github.com/tinyproxy/tinyproxy/issues/457#issuecomment-1264176815
https://security.gentoo.org/glsa/202305-27
https://github.com/tinyproxy/tinyproxy	Third Party Advisory
https://github.com/tinyproxy/tinyproxy/blob/84f203fb1c4733608c7283bbe794005a469c4b00/src/reqs.c#L346	Exploit Third Party Advisory
https://github.com/tinyproxy/tinyproxy/issues/457	Exploit Third Party Advisory
https://github.com/tinyproxy/tinyproxy/issues/457#issuecomment-1264176815
https://lists.debian.org/debian-lts-announce/2024/09/msg00035.html
https://security.gentoo.org/glsa/202305-27

Configurations

Configuration 1 (hide)

cpe:2.3:a:tinyproxy_project:tinyproxy:*:*:*:*:*:*:*:*

History

04 Nov 2025, 16:15

Type	Values Removed	Values Added
References		() https://lists.debian.org/debian-lts-announce/2024/09/msg00035.html -

Information

Published : 2022-09-19 17:15

Updated : 2025-11-04 16:15

NVD link : CVE-2022-40468

Mitre link : CVE-2022-40468

CVE.ORG link : CVE-2022-40468

JSON object : View

Products Affected

tinyproxy_project

tinyproxy

CWE

CWE-1188

Initialization of a Resource with an Insecure Default

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