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SUSE SLED15 / SLES15 / openSUSE 15 Security Update : cosign (SUSE-SU-2023:4870-1)

medium Nessus Plugin ID 186996

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Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 / openSUSE 15 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2023:4870-1 advisory.

 Updated to 2.2.1 (jsc#SLE-23879)

 - Enhancements:
 * CVE-2023-46737: Possible endless data attack from attacker-controlled registry (bsc#1216933)
 * feat: Support basic auth and bearer auth login to registry (#3310)
 * add support for ignoring certificates with pkcs11 (#3334)
 * Support ReplaceOp in Signatures (#3315)
 * feat: added ability to get image digest back via triangulate (#3255)
 * feat: add `--only` flag in `cosign copy` to copy sign, att & sbom (#3247)
 * feat: add support attaching a Rekor bundle to a container (#3246)
 * feat: add support outputting rekor response on signing (#3248)
 * feat: improve dockerfile verify subcommand (#3264)
 * Add guard flag for experimental OCI 1.1 verify. (#3272)
 * Deprecate SBOM attachments (#3256)
 * feat: dedent line in cosign copy doc (#3244)
 * feat: add platform flag to cosign copy command (#3234)
 * Add SLSA 1.0 attestation support to cosign. Closes #2860 (#3219)
 * attest: pass OCI remote opts to att resolver. (#3225)
 - Bug Fixes:
 * Merge pull request from GHSA-vfp6-jrw2-99g9
 * fix: allow cosign download sbom when image is absent (#3245)
 * ci: add a OCI registry test for referrers support (#3253)
 * Fix ReplaceSignatures (#3292)
 * Stop using deprecated in_toto.ProvenanceStatement (#3243)
 * Fixes #3236, disable SCT checking for a cosign verification when using .. (#3237)
 * fix: update error in `SignedEntity` to be more descriptive (#3233)
 * Fail timestamp verification if no root is provided (#3224)
 - Documentation:
 * Add some docs about verifying in an air-gapped environment (#3321)
 * Update CONTRIBUTING.md (#3268)
 * docs: improves the Contribution guidelines (#3257)
 * Remove security policy (#3230)
 - Others:
 * Set go to min 1.21 and update dependencies (#3327)
 * Update contact for code of conduct (#3266)
 * Update .ko.yaml (#3240)


 Updated to 2.2.0 (jsc#SLE-23879)

 - Enhancements
 * switch to uploading DSSE types to rekor instead of intoto (#3113)
 * add 'cosign sign' command-line parameters for mTLS (#3052)
 * improve error messages around bundle != payload hash (#3146)
 * make VerifyImageAttestation function public (#3156)
 * Switch to cryptoutils function for SANS (#3185)
 * Handle HTTP_1_1_REQUIRED errors in github provider (#3172)
 - Bug Fixes
 * Fix nondeterminsitic timestamps (#3121)
 - Documentation
 * doc: Add example of sign-blob with key in env var (#3152)
 * add deprecation notice for cosign-releases GCS bucket (#3148)
 * update doc links (#3186)


 Updated to 2.1.1 (jsc#SLE-23879)

 - Bug Fixes
 * wait for the workers become available again to continue the execution (#3084)
 * fix help text when in a container (#3082)


 Updated to 2.1.0 (jsc#SLE-23879)

 - Breaking Change: The predicate is now a required flag in the attest commands, set via the --type flag.
 - Enhancements
 * Verify sigs and attestations in parallel (#3066)
 * Deep inspect attestations when filtering download (#3031)
 * refactor bundle validation code, add support for DSSE rekor type (#3016)
 * Allow overriding remote options (#3049)
 * feat: adds no cert found on sig exit code (#3038)
 * Make predicate a required flag in attest commands (#3033)
 * Added support for attaching Time stamp authority Response in attach command (#3001)
 * Add sign --sign-container-identity CLI (#2984)
 * Feature: Allow cosign to sign digests before they are uploaded. (#2959)
 * accepts attachment-tag-prefix for cosign copy (#3014)
 * Feature: adds '--allow-insecure-registry' for cosign load (#3000)
 * download attestation: support --platform flag (#2980)
 * Cleanup: Add Digest to the SignedEntity interface. (#2960)
 * verify command: support keyless verification using only a provided certificate chain with non-fulcio roots (#2845)
 * verify: use workers to limit the paralellism when verifying images with --max-workers flag (#3069)
 - Bug Fixes
 * Fix pkg/cosign/errors (#3050)
 * Fix: update doc to refer to github-actions oidc provider (#3040)
 * Fix: prefer GitHub OIDC provider if enabled (#3044)
 * Fix --sig-only in cosign copy (#3074)
 - Documentation
 * Fix links to sigstore/docs in markdown files (#3064)


 Update to 2.0.2 (jsc#SLE-23879)

 - Enhancements
 * Update sigstore/sigstore to v1.6.2 to pick up TUF CDN change (#2891)
 * feat: Make cosign copy faster (#2901)
 * remove sget (#2885)
 * Require a payload to be provided with a signature (#2785)
 - Bug Fixes
 * cmd: Change error message from KeyParseError to PubKeyParseError for verify-blob. (#2876)
 * Use SOURCE_DATE_EPOCH for OCI CreatedAt times (#2878)
 - Documentation
 * Remove experimental warning from Fulcio flags (#2923)
 * add missing oidc provider (#2922)
 * Add zot as a supported registry (#2920)
 * deprecates kms_support docs (#2900)
 * chore(docs) deprecate note for usage docs (#2906)
 * adds note of deprecation for examples.md docs (#2899)

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected cosign package.

See Also

https://bugzilla.suse.com/1216933

https://www.suse.com/security/cve/CVE-2023-46737

http://www.nessus.org/u?629aa757

Plugin Details

Severity: Medium

ID: 186996

File Name: suse_SU-2023-4870-1.nasl

Version: 1.3

Type: Local

Agent: unix

Published: 12/15/2023

Updated: 6/25/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 1.2

Percentile: 0.01

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS Score Source: CVE-2023-46737

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:cosign, cpe:/o:novell:suse_linux:15

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 12/14/2023

Vulnerability Publication Date: 11/7/2023

Reference Information

CVE: CVE-2023-46737

SuSE: SUSE-SU-2023:4870-1