CVE-2022-4066

davidmoreno onion Log response.c onion_response_flush allocation of resources

HIGH
8.2
CVSS Score
Published: November 19, 2022 at 12:00 AM UTC
Updated: June 17, 2026 at 05:19 AM UTC
3 products affected across 3 vendorsFirefoxOnionOnion

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Severity
HIGH8.2
Exploit prediction
EPSS 1%
SSVC
PoC

Description

A vulnerability was found in davidmoreno onion. It has been rated as problematic. Affected by this issue is the function onion_response_flush of the file src/onion/response.c of the component Log Handler. The manipulation leads to allocation of resources. The name of the patch is de8ea938342b36c28024fd8393ebc27b8442a161. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-214028.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
v < 2022-09-05
Affected range stops below 2022-09-05, so it looks safe — our inference, not a vendor statement
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-404

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