CVE-2022-3433

MEDIUM
6.5
CVSS Score
Published: October 10, 2022 at 12:00 AM UTC
Updated: June 17, 2026 at 04:59 AM UTC
1 product affected across 1 vendorAeson

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.9%

Description

The aeson library is not safe to use to consume untrusted JSON input. A remote user could abuse this flaw to produce a hash collision in the underlying unordered-containers library by sending specially crafted JSON data, resulting in a denial of service.

Affected

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

v < 2.0.1.0
Vendor states this is fixed in 2.0.1.0 (unaffected)

Remediation

No guide yet

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

References (1)

ExploitPatchTechnical DescriptionThird Party Advisory
https://cs-syd.eu/posts/2021-09-11-json-vulnerability

CVSS

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

Quick Info

StatusMODIFIED
CWE
CWE-328CWE-326

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