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Design/Logic Flaw

🗓️ 16 Jan 2024 22:15:00Reported by PRIOn knowledge baseType 
prion
 prion🔗 www.prio-n.com👁 10 Views

Ursa cryptographic library has a flaw impacting privacy guarantees for AnonCreds verifiable credentials, allowing revoked credentials to appear as "not revoked" during verification

Related
Refs
ReporterTitlePublishedViews
Family
Circl		CVE-2024-21670
6 Feb 202418:12
–circl
CNNVD		Hyperledger Ursa Encryption Issue Vulnerability
16 Jan 202400:00
–cnnvd
CVE		CVE-2024-21670
16 Jan 202421:44
–cve
Cvelist		CVE-2024-21670 CL-Signatures Revocation Scheme in Ursa has flaws that allow a holder to demonstrate non-revocation of a revoked credential
16 Jan 202421:44
–cvelist
EUVD		EUVD-2024-0413
3 Oct 202520:07
–euvd
Github Security Blog		CL-Signatures Revocation Scheme in Ursa has flaws that allow a holder to demonstrate non-revocation of a revoked credential
16 Jan 202421:13
–github
NVD		CVE-2024-21670
16 Jan 202422:15
–nvd
OSV		CVE-2024-21670 CL-Signatures Revocation Scheme in Ursa has flaws that allow a holder to demonstrate non-revocation of a revoked credential
16 Jan 202421:44
–osv
OSV		GHSA-R78F-4Q2Q-HVV4 CL-Signatures Revocation Scheme in Ursa has flaws that allow a holder to demonstrate non-revocation of a revoked credential
16 Jan 202421:13
–osv
Positive Technologies		PT-2024-19012 · Ursa · Ursa
16 Jan 202400:00
–ptsecurity
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24 Jan 2024 18:14Current
7High risk
Vulners AI Score7
EPSS0.0012
ursacryptographic libraryprivacy guaranteesanoncredsverifiable credentialsrevoked credentialsverificationend-of-life status
10