Design/Logic Flaw

Ursa is a cryptographic library for use with blockchains. The revocation scheme that is part of the Ursa CL-Signatures implementations has a flaw that could impact the privacy guarantees defined by the AnonCreds verifiable credential model. Notably, a malicious verifier may be able to generate a...

Design/Logic Flaw

Ursa is a cryptographic library for use with blockchains. The revocation schema that is part of the Ursa CL-Signatures implementations has a flaw that could impact the privacy guarantees defined by the AnonCreds verifiable credential model, allowing a malicious holder of a revoked credential to...

CVE-2024-22192 Ursa CL-Signatures Revocation allows verifiers to generate unique identifiers for holders

Ursa is a cryptographic library for use with blockchains. The revocation scheme that is part of the Ursa CL-Signatures implementations has a flaw that could impact the privacy guarantees defined by the AnonCreds verifiable credential model. Notably, a malicious verifier may be able to generate a...

CVE-2024-22192 Ursa CL-Signatures Revocation allows verifiers to generate unique identifiers for holders

Ursa is a cryptographic library for use with blockchains. The revocation scheme that is part of the Ursa CL-Signatures implementations has a flaw that could impact the privacy guarantees defined by the AnonCreds verifiable credential model. Notably, a malicious verifier may be able to generate a...

CVE-2024-22192

CVE-2024-22192 concerns Hyperledger Ursa CL-Signatures revocation: the revocation scheme may allow a malicious verifier to derive a unique identifier for a holder when a Non-Revocation proof is presented. The flaw affects Ursa CL-Signatures implementations across the chain, with Ursa reported to ...

CVE-2024-22192 Ursa CL-Signatures Revocation allows verifiers to generate unique identifiers for holders

Ursa is a cryptographic library for use with blockchains. The revocation scheme that is part of the Ursa CL-Signatures implementations has a flaw that could impact the privacy guarantees defined by the AnonCreds verifiable credential model. Notably, a malicious verifier may be able to generate a...

CVE-2024-21670 CL-Signatures Revocation Scheme in Ursa has flaws that allow a holder to demonstrate non-revocation of a revoked credential

Ursa is a cryptographic library for use with blockchains. The revocation schema that is part of the Ursa CL-Signatures implementations has a flaw that could impact the privacy guarantees defined by the AnonCreds verifiable credential model, allowing a malicious holder of a revoked credential to...

CVE-2024-21670

The CVE-2024-21670 issue affects the Ursa CL-Signatures revocation scheme used in Hyperledger Ursa. The revocation schema contains a flaw that can let a malicious holder of a revoked credential generate a valid Non-Revocation Proof, causing a verifier to accept a credential as not revoked when it...

CVE-2024-21670 CL-Signatures Revocation Scheme in Ursa has flaws that allow a holder to demonstrate non-revocation of a revoked credential

Ursa is a cryptographic library for use with blockchains. The revocation schema that is part of the Ursa CL-Signatures implementations has a flaw that could impact the privacy guarantees defined by the AnonCreds verifiable credential model, allowing a malicious holder of a revoked credential to...

CVE-2024-21670 CL-Signatures Revocation Scheme in Ursa has flaws that allow a holder to demonstrate non-revocation of a revoked credential

Ursa is a cryptographic library for use with blockchains. The revocation schema that is part of the Ursa CL-Signatures implementations has a flaw that could impact the privacy guarantees defined by the AnonCreds verifiable credential model, allowing a malicious holder of a revoked credential to...

CL-Signatures Revocation Scheme in Ursa has flaws that allow a holder to demonstrate non-revocation of a revoked credential

Summary The revocation schema that is part of the Ursa CL-Signatures implementations has a flaw that could impact the privacy guarantees defined by the AnonCreds verifiable credential model, allowing a malicious holder of a revoked credential to generate a valid Non-Revocation Proof for that...

Ursa CL-Signatures Revocation allows verifiers to generate unique identifiers for holders

Summary The revocation scheme that is part of the Ursa CL-Signatures implementations has a flaw that could impact the privacy guarantees defined by the AnonCreds verifiable credential model. Notably, a malicious verifier may be able to generate a unique identifier for a holder providing a...

GHSA-6698-MHXX-R84G Ursa CL-Signatures Revocation allows verifiers to generate unique identifiers for holders

Summary The revocation scheme that is part of the Ursa CL-Signatures implementations has a flaw that could impact the privacy guarantees defined by the AnonCreds verifiable credential model. Notably, a malicious verifier may be able to generate a unique identifier for a holder providing a...

Case Study: The Cookie Privacy Monster in Big Global Retail

Explore how an advanced exposure management solution saved a major retail industry client from ending up on the naughty step due to a misconfiguration in its cookie management policy. This wasn't anything malicious, but with modern web environments being so complex, mistakes can happen, and...

The Sad Truth of the FTC's Location Data Privacy Settlement

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PT-2024-19012 · Ursa · Ursa

Name of the Vulnerable Software and Affected Versions: Ursa affected versions not specified Description: The revocation schema in Ursa's CL-Signatures implementations has a flaw that could impact the privacy guarantees defined by the AnonCreds verifiable credential model. This flaw allows a...

PT-2024-19265 · Ursa · Ursa

Name of the Vulnerable Software and Affected Versions: Ursa affected versions not specified Description: The revocation scheme in Ursa's CL-Signatures implementations has a flaw that could impact the privacy guarantees defined by the AnonCreds verifiable credential model. A malicious verifier may...

CVE-2024-22028

Thermal camera TMC series from 3R SOLUTION JAPAN is affected across all firmware versions due to insufficient technical documentation (CWE-1059). The documentation fails to describe network interface presence and internal storage of pictures/measurements, enabling physical access to reveal stored...

Aussie Travel Agency Data Leak Puts Thousands of Tourists at Risk

By Deeba Ahmed Another day, another misconfigured database that jeopardizes the online security and privacy of unsuspecting tourists worldwide. This is a post from HackRead.com Read the original post: Aussie Travel Agency Data Leak Puts Thousands of Tourists at Risk...

FCC wants cars to make life harder for stalkers

Most new model cars are not just cars anymore. With multiple digital systems, vehicles are increasingly plugged into web applications and digital processes. Some of them are basically smartphones on wheels. Even if we assume these new features were all created with your convenience in mind, some ...