fkie_cve-2021-28041
Vulnerability from fkie_nvd
Published
2021-03-05 21:15
Modified
2024-11-21 05:59
Severity ?
Summary
ssh-agent in OpenSSH before 8.5 has a double free that may be relevant in a few less-common scenarios, such as unconstrained agent-socket access on a legacy operating system, or the forwarding of an agent to an attacker-controlled host.
References
Impacted products
Vendor | Product | Version | |
---|---|---|---|
openbsd | openssh | * | |
fedoraproject | fedora | 33 | |
fedoraproject | fedora | 34 | |
netapp | cloud_backup | - | |
netapp | hci_management_node | - | |
netapp | solidfire | - | |
netapp | hci_compute_node_firmware | - | |
netapp | hci_compute_node | - | |
netapp | hci_storage_node_firmware | - | |
netapp | hci_storage_node | - | |
oracle | communications_offline_mediation_controller | 12.0.0.3.0 | |
oracle | zfs_storage_appliance | 8.8 |
{ configurations: [ { nodes: [ { cpeMatch: [ { criteria: "cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*", matchCriteriaId: "7974AA7F-3FC7-437C-80C4-8581BC18F883", versionEndExcluding: "8.5", versionStartIncluding: "8.2", vulnerable: true, }, ], negate: false, operator: "OR", }, ], }, { nodes: [ { cpeMatch: [ { criteria: "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*", matchCriteriaId: "E460AA51-FCDA-46B9-AE97-E6676AA5E194", vulnerable: true, }, { criteria: "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*", matchCriteriaId: "A930E247-0B43-43CB-98FF-6CE7B8189835", vulnerable: true, }, ], negate: false, operator: "OR", }, ], }, { nodes: [ { cpeMatch: [ { criteria: "cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*", matchCriteriaId: "5C2089EE-5D7F-47EC-8EA5-0F69790564C4", vulnerable: true, }, { criteria: "cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*", matchCriteriaId: "A3C19813-E823-456A-B1CE-EC0684CE1953", vulnerable: true, }, { criteria: "cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*", matchCriteriaId: "A6E9EF0C-AFA8-4F7B-9FDC-1E0F7C26E737", vulnerable: true, }, ], negate: false, operator: "OR", }, ], }, { nodes: [ { cpeMatch: [ { criteria: "cpe:2.3:o:netapp:hci_compute_node_firmware:-:*:*:*:*:*:*:*", matchCriteriaId: "F921BC85-568E-4B69-A3CD-CF75C76672F1", vulnerable: true, }, ], negate: false, operator: "OR", }, { cpeMatch: [ { criteria: "cpe:2.3:h:netapp:hci_compute_node:-:*:*:*:*:*:*:*", matchCriteriaId: "AD7447BC-F315-4298-A822-549942FC118B", vulnerable: false, }, ], negate: false, operator: "OR", }, ], operator: "AND", }, { nodes: [ { cpeMatch: [ { criteria: "cpe:2.3:o:netapp:hci_storage_node_firmware:-:*:*:*:*:*:*:*", matchCriteriaId: "4BC4299D-05D3-4875-BC79-C3DC02C88ECE", vulnerable: true, }, ], negate: false, operator: "OR", }, { cpeMatch: [ { criteria: "cpe:2.3:h:netapp:hci_storage_node:-:*:*:*:*:*:*:*", matchCriteriaId: "02DEB4FB-A21D-4CB1-B522-EEE5093E8521", vulnerable: false, }, ], negate: false, operator: "OR", }, ], operator: "AND", }, { nodes: [ { cpeMatch: [ { criteria: "cpe:2.3:a:oracle:communications_offline_mediation_controller:12.0.0.3.0:*:*:*:*:*:*:*", matchCriteriaId: "49ACFC73-A509-4D1C-8FC3-F68F495AB055", vulnerable: true, }, { criteria: "cpe:2.3:o:oracle:zfs_storage_appliance:8.8:*:*:*:*:*:*:*", matchCriteriaId: "18096778-19E1-434F-BD96-A9FBF11A8C81", vulnerable: true, }, ], negate: false, operator: "OR", }, ], }, ], cveTags: [], descriptions: [ { lang: "en", value: "ssh-agent in OpenSSH before 8.5 has a double free that may be relevant in a few less-common scenarios, such as unconstrained agent-socket access on a legacy operating system, or the forwarding of an agent to an attacker-controlled host.", }, { lang: "es", value: "ssh-agent en OpenSSH versiones anteriores a 8.5, presenta una doble liberación que puede ser relevante en algunos escenarios menos comunes, como el acceso sin restricciones al socket del agente en un sistema operativo heredado o el reenvío de un agente a un host controlado por el atacante", }, ], id: "CVE-2021-28041", lastModified: "2024-11-21T05:59:01.940", metrics: { cvssMetricV2: [ { acInsufInfo: false, baseSeverity: "MEDIUM", cvssData: { accessComplexity: "HIGH", accessVector: "NETWORK", authentication: "SINGLE", availabilityImpact: "PARTIAL", baseScore: 4.6, confidentialityImpact: "PARTIAL", integrityImpact: "PARTIAL", vectorString: "AV:N/AC:H/Au:S/C:P/I:P/A:P", version: "2.0", }, exploitabilityScore: 3.9, impactScore: 6.4, obtainAllPrivilege: false, obtainOtherPrivilege: false, obtainUserPrivilege: false, source: "nvd@nist.gov", type: "Primary", userInteractionRequired: true, }, ], cvssMetricV31: [ { cvssData: { attackComplexity: "HIGH", attackVector: "NETWORK", availabilityImpact: "HIGH", baseScore: 7.1, baseSeverity: "HIGH", confidentialityImpact: "HIGH", integrityImpact: "HIGH", privilegesRequired: "LOW", scope: "UNCHANGED", userInteraction: "REQUIRED", vectorString: "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H", version: "3.1", }, exploitabilityScore: 1.2, impactScore: 5.9, source: "nvd@nist.gov", type: "Primary", }, ], }, published: "2021-03-05T21:15:13.200", references: [ { source: "cve@mitre.org", tags: [ "Patch", "Third Party Advisory", ], url: "https://github.com/openssh/openssh-portable/commit/e04fd6dde16de1cdc5a4d9946397ff60d96568db", }, { source: "cve@mitre.org", url: "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KQWGII3LQR4AOTPPFXGMTYE7UDEWIUKI/", }, { source: "cve@mitre.org", url: "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TXST2CML2MWY3PNVUXX7FFJE3ATJMNVZ/", }, { source: "cve@mitre.org", tags: [ "Third Party Advisory", ], url: "https://security.gentoo.org/glsa/202105-35", }, { source: "cve@mitre.org", tags: [ "Third Party Advisory", ], url: "https://security.netapp.com/advisory/ntap-20210416-0002/", }, { source: "cve@mitre.org", tags: [ "Not Applicable", "Vendor Advisory", ], url: "https://www.openssh.com/security.html", }, { source: "cve@mitre.org", tags: [ "Release Notes", "Vendor Advisory", ], url: "https://www.openssh.com/txt/release-8.5", }, { source: "cve@mitre.org", tags: [ "Mailing List", "Patch", "Third Party Advisory", ], url: "https://www.openwall.com/lists/oss-security/2021/03/03/1", }, { source: "cve@mitre.org", tags: [ "Third Party Advisory", ], url: "https://www.oracle.com//security-alerts/cpujul2021.html", }, { source: "af854a3a-2127-422b-91ae-364da2661108", tags: [ "Patch", "Third Party Advisory", ], url: "https://github.com/openssh/openssh-portable/commit/e04fd6dde16de1cdc5a4d9946397ff60d96568db", }, { source: "af854a3a-2127-422b-91ae-364da2661108", url: "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KQWGII3LQR4AOTPPFXGMTYE7UDEWIUKI/", }, { source: "af854a3a-2127-422b-91ae-364da2661108", url: "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TXST2CML2MWY3PNVUXX7FFJE3ATJMNVZ/", }, { source: "af854a3a-2127-422b-91ae-364da2661108", tags: [ "Third Party Advisory", ], url: "https://security.gentoo.org/glsa/202105-35", }, { source: "af854a3a-2127-422b-91ae-364da2661108", tags: [ "Third Party Advisory", ], url: "https://security.netapp.com/advisory/ntap-20210416-0002/", }, { source: "af854a3a-2127-422b-91ae-364da2661108", tags: [ "Not Applicable", "Vendor Advisory", ], url: "https://www.openssh.com/security.html", }, { source: "af854a3a-2127-422b-91ae-364da2661108", tags: [ "Release Notes", "Vendor Advisory", ], url: "https://www.openssh.com/txt/release-8.5", }, { source: "af854a3a-2127-422b-91ae-364da2661108", tags: [ "Mailing List", "Patch", "Third Party Advisory", ], url: "https://www.openwall.com/lists/oss-security/2021/03/03/1", }, { source: "af854a3a-2127-422b-91ae-364da2661108", tags: [ "Third Party Advisory", ], url: "https://www.oracle.com//security-alerts/cpujul2021.html", }, ], sourceIdentifier: "cve@mitre.org", vulnStatus: "Modified", weaknesses: [ { description: [ { lang: "en", value: "CWE-415", }, ], source: "nvd@nist.gov", type: "Primary", }, ], }
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Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.