GO-2023-2181 Denial of service attack from remote registry in github.com/sigstore/cosign

An attacker who controls a remote registry can return a high number of attestations and/or signatures to cosign. This can cause cosign to enter a long loop resulting in a denial of service, i.e., endless data attack...

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...

Denial Of Service

github.com/sigstore/cosign is vulnerable to Denial Of Service DoS. The vulnerability arises due to a lack of validation of "l" slice in the FetchAttestations method. An attacker who controls a remote registry can return huge number of attestations to cosign and cause cosign to enter into an endle...

CVE-2023-46737 Possible endless data attack from attacker-controlled registry in cosign

Cosign is a sigstore signing tool for OCI containers. Cosign is susceptible to a denial of service by an attacker controlled registry. An attacker who controls a remote registry can return a high number of attestations and/or signatures to Cosign and cause Cosign to enter a long loop resulting in...

CVE-2023-46737

CVE-2023-46737 affects Cosign, a sigstore signing tool for OCI containers. The root cause is that Cosign loops through all attestations fetched from a remote registry in pkg/cosign.FetchAttestations, allowing an attacker-controlled registry to return a high number of attestations or signatures an...

CVE-2023-46737

Cosign is a sigstore signing tool for OCI containers. Cosign is susceptible to a denial of service by an attacker controlled registry. An attacker who controls a remote registry can return a high number of attestations and/or signatures to Cosign and cause Cosign to enter a long loop resulting in...

Google Expands Its Bug Bounty Program to Tackle Artificial Intelligence Threats

Google has announced that it's expanding its Vulnerability Rewards Program VRP to compensate researchers for finding attack scenarios tailored to generative artificial intelligence AI systems in an effort to bolster AI safety and security. "Generative AI raises new and different concerns than...

GHSA-4374-P667-P6C8 vulnerabilities

Vulnerabilities for packages: tkn, prometheus-postgres-exporter-fips, k3d, kpt, sigstore-scaffolding, mc, k8sgpt, minio, kube-logging-operator, gke-gcloud-auth-plugin, prometheus-stackdriver-exporter, pulumi-language-dotnet, runc, stakater-reloader, prometheus-adapter, bom,...

GHSA-QPPJ-FM5R-HXR3 vulnerabilities

Vulnerabilities for packages: frp, ko, newrelic-infrastructure-agent, nats, prometheus-adapter, scorecard, gomplate, cosign, ip-masq-agent, spark-operator, gobuster, gke-gcloud-auth-plugin, pulumi-kubernetes-operator, metacontroller, mc, grype, nginx-stable, kaf, hugo, secrets-store-csi-driver,...

SUSE SLED15 / SLES15 / openSUSE 15 Security Update : cosign (SUSE-SU-2022:3486-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2022:3486-1 advisory. Updated to version 1.12.0 jscSLE-23879: - CVE-2022-36056: Fixed verify-blob could successfully verify an...

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...

Design/Logic Flaw

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...

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...

CVE-2022-36056

Cosign (sigstore) has CVE-2022-36056 affecting verify-blob in versions before 1.12.0. Connected advisories confirm multiple verification bypass issues: (1) a crafted bundle can pass verification even if rekorBundle does not reference the blob; (2) identity flags (certificate email/issuer and GitH...

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...

CVE-2022-35930 Ability to bypass attestation verification in sigstore PolicyController

PolicyController is a utility used to enforce supply chain policy in Kubernetes clusters. In versions prior to 0.2.1 PolicyController will report a false positive, resulting in an admission when it should not be admitted when there is at least one attestation with a valid signature and there are ...

sigstore Policy Controller 数据伪造问题漏洞

sigstore Policy Controller is a tool from sigstore, Inc. A data forgery issue vulnerability exists in versions prior to Policy Controller 0.2.1, which stems from a reporting false positive in Policy Controller that results in an admission when it should not have been...

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...