100 matches found
Improper Certificate Validation
Overview Affected versions of this package are vulnerable to Improper Certificate Validation due to improper validation of certificate chains during signature verification when transparency log verification is skipped. An attacker can cause acceptance of signatures with expired intermediate...
PT-2026-20949
Name of the Vulnerable Software and Affected Versions Cosign versions 3.0.4 and below Description Cosign is a tool that provides code signing and transparency for containers and binaries. A flaw in the certificate validation process allows expired intermediate Certificate Authorities to validate...
Inspecting the Source of Go Modules
Go has indisputably the best package integrity story of any programming language ecosystem. The Go Checksum Database guarantees that every Go client in the world is using the same source for a given Go module and version, forever. It works despite the decentralized nature of Go modules, which can...
CVE-2022-23649
Cosign provides container signing, verification, and storage in an OCI registry for the sigstore project. Prior to version 1.5.2, Cosign can be manipulated to claim that an entry for a signature exists in the Rekor transparency log even if it doesn't. This requires the attacker to have pull and...
EUVD-2022-0958
Malicious code in bioql PyPI...
CVE-2024-53267: Improper Verification of Cryptographic Signature
sigstore-java is a sigstore java client for interacting with sigstore infrastructure. sigstore-java has insufficient verification for a situation where a validly-signed but "mismatched" bundle is presented as proof of inclusion into a transparency log. This bug impacts clients using any variation...
CVE-2024-45395
sigstore-go, a Go library for Sigstore signing and verification, is susceptible to a denial of service attack in versions prior to 0.6.1 when a verifier is provided a maliciously crafted Sigstore Bundle containing large amounts of verifiable data, in the form of signed transparency log entries, R...
BIT-COSIGN-2022-36056 Vulnerabilities with blob verification in sigstore cosign
Cosign is a project under the sigstore organization which aims to make signatures invisible infrastructure. In versions prior to 1.12.0 a number of vulnerabilities have been found in cosign verify-blob, where Cosign would successfully verify an artifact when verification should have failed. First...
GO-2022-0326 Improper certificate validation in github.com/sigstore/cosign
Cosign can be manipulated to claim that an entry for a signature in the OCI registry exists in the Rekor transparency log even if it does not. This requires the attacker to have pull and push permissions for the signature in OCI. This can happen with both standard signing with a keypair and...
CVE-2023-30551
Rekor is an open source software supply chain transparency log. Rekor prior to version 1.1.1 may crash due to out of memory OOM conditions caused by reading archive metadata files into memory without checking their sizes first. Verification of a JAR file submitted to Rekor can cause an out of...
CVE-2022-36056
Cosign is a project under the sigstore organization which aims to make signatures invisible infrastructure. In versions prior to 1.12.0 a number of vulnerabilities have been found in cosign verify-blob, where Cosign would successfully verify an artifact when verification should have failed. First...
CVE-2022-36056
Cosign is a project under the sigstore organization which aims to make signatures invisible infrastructure. In versions prior to 1.12.0 a number of vulnerabilities have been found in cosign verify-blob, where Cosign would successfully verify an artifact when verification should have failed. First...
CVE-2022-36056 Vulnerabilities with blob verification in sigstore cosign
Cosign is a project under the sigstore organization which aims to make signatures invisible infrastructure. In versions prior to 1.12.0 a number of vulnerabilities have been found in cosign verify-blob, where Cosign would successfully verify an artifact when verification should have failed. First...
PT-2022-23147
Name of the Vulnerable Software and Affected Versions cosign versions prior to 1.12.0 Description A number of issues have been found in cosign verify-blob, where cosign would successfully verify an artifact when verification should have failed. These issues include: - a cosign bundle can be craft...
GHSA-CCXC-VR6P-4858 Improper Certificate Validation in Cosign
Impact Cosign can be manipulated to claim that an entry for a signature exists in the Rekor transparency log even if it doesn't. This requires the attacker to have pull and push permissions for the signature in OCI. This can happen with both standard signing with a keypair and "keyless signing"...
Design/Logic Flaw
Cosign provides container signing, verification, and storage in an OCI registry for the sigstore project. Prior to version 1.5.2, Cosign can be manipulated to claim that an entry for a signature exists in the Rekor transparency log even if it doesn't. This requires the attacker to have pull and...
CVE-2022-23649
Cosign provides container signing, verification, and storage in an OCI registry for the sigstore project. Prior to version 1.5.2, Cosign can be manipulated to claim that an entry for a signature exists in the Rekor transparency log even if it doesn't. This requires the attacker to have pull and...
PT-2022-16159
Name of the Vulnerable Software and Affected Versions Cosign versions prior to 1.5.2 Description The issue allows an attacker to manipulate Cosign into claiming that a signature exists in the Rekor transparency log even if it does not. This requires the attacker to have pull and push permissions...
Misissued certificates
Security Misissued certificates Share October 29th, 2015 Recently, Google found a google.com pre-certificate in a CT log, without having ordered one. This lead to a series of incidents, also involving Opera and its security team. The backstory Google promptly contacted Symantec who had issued the...
Venafi to Launch Certificate Transparency Log
Three weeks after the first non-Google public log for Certificate Transparency was launched by DigiCert, officials at Venafi said that the company plans to debut its own public CT log. On Jan. 1 Google approved the use of DigiCert’s log, the first CT log that is independent and not operated by...