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CVE-2022-40468

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Date: September 18, 2022

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.

Language: C

Severity Score

Related Resources (8)

https://github.com/tinyproxy/tinyproxy/issues/457#issuecomment-1264176815
https://security.gentoo.org/glsa/202305-27
https://nvd.nist.gov/vuln/detail/CVE-2022-40468
https://github.com/tinyproxy/tinyproxy/blob/84f203fb1c4733608c7283bbe794005a469c4b00/src/reqs.c#L346
https://github.com/tinyproxy/tinyproxy
https://github.com/tinyproxy/tinyproxy/issues/457
https://security-tracker.debian.org/tracker/CVE-2022-40468
https://www.mend.io/vulnerability-database/CVE-2022-40468

Severity Score

Weakness Type (CWE)

Insecure Default Initialization of Resource

CWE-1188

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

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