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CVE-2022-40468

Published: Sep 19, 2022Updated: Nov 4, 2025 Sources: CVE List NVDCWE-1188
7.5HIGH
NVD MITRE
EPSS Score
1.5%
Top 29.0%
CISA KEV
Not in KEV
Exploits
2 Known
Remediation
No Fix Available
Self-Check
OpenVAS

Description

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-1188

Affected Products

tinyproxy project
oss-projectaka tinyproxy
tinyproxyOn-prem
Networking Infrastructure / load-balancer-proxy
and 1 more affected products View all →

Exploitability

2 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
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References

https://github.com/tinyproxy/tinyproxy
github.com
https://github.com/tinyproxy/tinyproxy/blob/84f203fb1c4733608c7283bbe794005a469c4b00/src/reqs.c#L346
github.com
https://github.com/tinyproxy/tinyproxy/issues/457
github.com
and 3 more references View all →

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