CVE-2022-46505

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Published Jan 18, 2023 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed

Description

An issue in MatrixSSL 4.5.1-open and earlier leads to failure to securely check the SessionID field, resulting in the misuse of an all-zero MasterSecret that can decrypt secret data.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:matrixssl:matrixssl:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2022-49309	An issue in MatrixSSL 4.5.1-open and earlier leads to failure to securely check the SessionID field, resulting in the misuse of an all-zero MasterSecret that can decrypt secret data.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.871% probability within 30 days)

Exploitation poc

Automatable yes

Technical Impact partial

References

Link	Providers
https://github.com/SmallTown123/details-for-CVE-2022-46505
https://smalltown123.notion.site/MatrixSSL-session-resume-bug-a0

History

Apr 4, 2025 5:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Matrixssl Matrixssl

Weaknesses

CWE-665

Sources

CVE record Updated: Apr 4, 2025, 4:45 PM

Status: PUBLISHED
Assigner: mitre
Published: Jan 18, 2023, 12:00 AM
Updated: Apr 4, 2025, 4:45 PM
Reserved: Dec 5, 2022, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 3, 2024, 2:31 PM

Updated: Aug 3, 2024, 2:31 PM

NVD Updated: Jun 17, 2026, 5:11 AM

Status: Modified
Published: Jan 18, 2023, 4:15 PM
Modified: Jun 17, 2026, 5:11 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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