Duplicate Advisory: Improper Verification of Cryptographic Signature in aws-encryption-sdk-java

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-55xh-53m6-936r. This link is maintained to preserve external references. Original Description AWS Encryption SDK for Java versions 2.0.0 to 2.2.0 and less than 1.9.0 incorrectly validates some invalid ECDSA...

GHSA-GVC7-GJRW-HJ65 Duplicate Advisory: Improper Verification of Cryptographic Signature in aws-encryption-sdk-java

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-55xh-53m6-936r. This link is maintained to preserve external references. Original Description AWS Encryption SDK for Java versions 2.0.0 to 2.2.0 and less than 1.9.0 incorrectly validates some invalid ECDSA...

CVE-2024-23680 AWS Encryption SDK for Java Improper Verification of Cryptographic Signature

AWS Encryption SDK for Java versions 2.0.0 to 2.2.0 and less than 1.9.0 incorrectly validates some invalid ECDSA signatures...

The vulnerability of Windows operating system-based Cryptographic Services allows attackers to disclose protected information.

The vulnerability of Windows operating system-based Cryptographic Services is related to deficiencies in access control mechanisms. Exploiting this vulnerability can allow attackers to disclose protected information...

Timing Attack

github.com/kudelskisecurity/crystals-go is vulnerable to Timing Attack. The vulnerability is caused due to variations in the execution time of cryptographic algorithms, which allows an attacker to gain information about the secret key...

Oracle Linux 8 / 9 : python-cryptography (ELSA-2024-12079)

The remote Oracle Linux 8 / 9 host has a package installed that is affected by a vulnerability as referenced in the ELSA-2024-12079 advisory. - Fix CVE-2023-49083: NULL-dereference when loading PKCS7 certificates Orabug: 36119159 - Fix CVE-2023-23931: Don't allow updateinto to mutate immutable...

CVE-2024-22410 Binary Planting Attack on Windows Platforms in Creditcoin

Creditcoin is a network that enables cross-blockchain credit transactions. The Windows binary of the Creditcoin node loads a suite of DLLs provided by Microsoft at startup. If a malicious user has access to overwrite the program files directory it is possible to replace these DLLs and execute...

CVE-2023-45237

A security flaw has been identified in the cryptographic system of EDK2, the open-source reference implementation of the UEFI specification. This vulnerability enables an unauthorized remote attacker to potentially expose sensitive information. Mitigation Mitigation for this issue is either not...

CVE-2024-21670

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-2022-31021

Ursa is a cryptographic library for use with blockchains. A weakness in the Hyperledger AnonCreds specification that is not mitigated in the Ursa and AnonCreds implementations is that the Issuer does not publish a key correctness proof demonstrating that a generated private key is sufficient to...

Design/Logic Flaw

Ursa is a cryptographic library for use with blockchains. A weakness in the Hyperledger AnonCreds specification that is not mitigated in the Ursa and AnonCreds implementations is that the Issuer does not publish a key correctness proof demonstrating that a generated private key is sufficient to...

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-2024-21670

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-2022-31021 Unlinkability broken in ursa when verifiers use malicious keys

Ursa is a cryptographic library for use with blockchains. A weakness in the Hyperledger AnonCreds specification that is not mitigated in the Ursa and AnonCreds implementations is that the Issuer does not publish a key correctness proof demonstrating that a generated private key is sufficient to...

CVE-2022-31021

CVE-2022-31021 concerns Ursa/AnonCreds CL-Signatures: a weakness where the issuer’s key correctness proof is not published, potentially enabling weakened private keys that could allow verifiers to link presentations to the issuer. The issue applies to the CL-Signatures implementations used in Urs...