What is the CVSS score of CVE-2022-40468?

CVE-2022-40468 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 1.4%.

Is there a public PoC exploit available for CVE-2022-40468?

Yes, a public proof-of-concept exploit is available for CVE-2022-40468. Prioritise patching immediately. EPSS: 1.4%.

Tinyproxy CVE-2022-40468

HIGH

Initialization of a Resource with an Insecure Default (CWE-1188)

2022-09-19 cve@mitre.org

Information Disclosure Tinyproxy

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Sep 19, 2022 - 17:15 nvd

HIGH 7.5

DescriptionNVD

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.

AnalysisAI

Potential leak of left-over heap data if custom error page templates containing special non-standard variables are used. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-1188. 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. Affected products include: Tinyproxy Project Tinyproxy.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.