CVE-2023-43617

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Published Sep 20, 2023 CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed

Description

An issue was discovered in Croc through 9.6.5. When a custom shared secret is used, the sender and receiver may divulge parts of this secret to an untrusted Relay, as part of composing a room name.

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:schollz:croc:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2023-2524	An issue was discovered in Croc through 9.6.5. When a custom shared secret is used, the sender and receiver may divulge parts of this secret to an untrusted Relay, as part of composing a room name.
Github GHSA	GHSA-hp56-xvf4-g6wr	Cros secrets may be disclosed to untrusted relay

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

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% (0.774% probability within 30 days)

Exploitation poc

Automatable yes

Technical Impact partial

References

Link	Providers
http://www.openwall.com/lists/oss-security/2023/09/21/5
https://github.com/schollz/croc/issues/596
https://www.openwall.com/lists/oss-security/2023/09/08/2

History

Sep 24, 2024 8:30 PM Weaknesses updated. Scoring metrics updated View changes

Type	Values Removed	Values Added
Weaknesses		CWE-200
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Schollz Croc

Weaknesses

Sources

CVE record Updated: Sep 24, 2024, 7:36 PM

Status: PUBLISHED
Assigner: mitre
Published: Sep 20, 2023, 12:00 AM
Updated: Sep 24, 2024, 7:36 PM
Reserved: Sep 20, 2023, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 7:44 PM

Updated: Aug 2, 2024, 7:44 PM

NVD Updated: Jun 17, 2026, 6:26 AM

Status: Modified
Published: Sep 20, 2023, 6:15 AM
Modified: Jun 17, 2026, 6:26 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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