CVE-2023-33980

Bramble Synchronisation Protocol (BSP) in Briar before 1.4.22 allows attackers to cause a denial of service (repeated application crashes) via a series of long messages to a contact.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://briarproject.org/news/2023-three-security-issues-found-and-fixed/	Vendor Advisory
https://ethz.ch/content/dam/ethz/special-interest/infk/inst-infsec/appliedcrypto/education/theses/report_YuanmingSong.pdf	Exploit Technical Description Third Party Advisory
https://briarproject.org/news/2023-three-security-issues-found-and-fixed/	Vendor Advisory
https://ethz.ch/content/dam/ethz/special-interest/infk/inst-infsec/appliedcrypto/education/theses/report_YuanmingSong.pdf	Exploit Technical Description Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:briarproject:briar:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2023-05-24 18:15

Updated : 2025-01-16 16:15

NVD link : CVE-2023-33980

Mitre link : CVE-2023-33980

CVE.ORG link : CVE-2023-33980

JSON object : View

Products Affected

briarproject

briar

CWE

CWE-400

Uncontrolled Resource Consumption

{"id": "CVE-2023-33980", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2023-05-24T18:15:10.827", "references": [{"url": "https://briarproject.org/news/2023-three-security-issues-found-and-fixed/", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://ethz.ch/content/dam/ethz/special-interest/infk/inst-infsec/appliedcrypto/education/theses/report_YuanmingSong.pdf", "tags": ["Exploit", "Technical Description", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://briarproject.org/news/2023-three-security-issues-found-and-fixed/", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://ethz.ch/content/dam/ethz/special-interest/infk/inst-infsec/appliedcrypto/education/theses/report_YuanmingSong.pdf", "tags": ["Exploit", "Technical Description", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-400"}]}], "descriptions": [{"lang": "en", "value": "Bramble Synchronisation Protocol (BSP) in Briar before 1.4.22 allows attackers to cause a denial of service (repeated application crashes) via a series of long messages to a contact."}], "lastModified": "2025-01-16T16:15:30.280", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:briarproject:briar:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "64587FF3-FB77-4865-9658-6376AD33481A", "versionEndExcluding": "1.4.22"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}