gsd-2021-37750
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.18.5 and 1.19.x before 1.19.3 has a NULL pointer dereference in kdc/do_tgs_req.c via a FAST inner body that lacks a server field.
Aliases
Aliases
{ GSD: { alias: "CVE-2021-37750", description: "The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.18.5 and 1.19.x before 1.19.3 has a NULL pointer dereference in kdc/do_tgs_req.c via a FAST inner body that lacks a server field.", id: "GSD-2021-37750", references: [ "https://www.suse.com/security/cve/CVE-2021-37750.html", "https://access.redhat.com/errata/RHSA-2021:4788", "https://access.redhat.com/errata/RHSA-2021:3576", "https://security.archlinux.org/CVE-2021-37750", "https://linux.oracle.com/cve/CVE-2021-37750.html", ], }, gsd: { metadata: { exploitCode: "unknown", remediation: "unknown", reportConfidence: "confirmed", type: "vulnerability", }, osvSchema: { aliases: [ "CVE-2021-37750", ], details: "The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.18.5 and 1.19.x before 1.19.3 has a NULL pointer dereference in kdc/do_tgs_req.c via a FAST inner body that lacks a server field.", id: "GSD-2021-37750", modified: "2023-12-13T01:23:09.926648Z", schema_version: "1.4.0", }, }, namespaces: { "cve.org": { CVE_data_meta: { ASSIGNER: "cve@mitre.org", ID: "CVE-2021-37750", STATE: "PUBLIC", }, affects: { vendor: { vendor_data: [ { product: { product_data: [ { product_name: "n/a", version: { version_data: [ { version_value: "n/a", }, ], }, }, ], }, vendor_name: "n/a", }, ], }, }, data_format: "MITRE", data_type: "CVE", data_version: "4.0", description: { description_data: [ { lang: "eng", value: "The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.18.5 and 1.19.x before 1.19.3 has a NULL pointer dereference in kdc/do_tgs_req.c via a FAST inner body that lacks a server field.", }, ], }, problemtype: { problemtype_data: [ { description: [ { lang: "eng", value: "n/a", }, ], }, ], }, references: { reference_data: [ { name: "https://web.mit.edu/kerberos/advisories/", refsource: "MISC", url: "https://web.mit.edu/kerberos/advisories/", }, { name: "https://github.com/krb5/krb5/releases", refsource: "MISC", url: "https://github.com/krb5/krb5/releases", }, { name: "FEDORA-2021-f2c8514f02", refsource: "FEDORA", url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MFCLW7D46E4VCREKKH453T5DA4XOLHU2/", }, { name: "[debian-lts-announce] 20210930 [SECURITY] [DLA 2771-1] krb5 security update", refsource: "MLIST", url: "https://lists.debian.org/debian-lts-announce/2021/09/msg00019.html", }, { name: "https://www.oracle.com/security-alerts/cpujul2022.html", refsource: "MISC", url: "https://www.oracle.com/security-alerts/cpujul2022.html", }, { name: "https://github.com/krb5/krb5/commit/d775c95af7606a51bf79547a94fa52ddd1cb7f49", refsource: "CONFIRM", url: "https://github.com/krb5/krb5/commit/d775c95af7606a51bf79547a94fa52ddd1cb7f49", }, { name: "https://security.netapp.com/advisory/ntap-20210923-0002/", refsource: "CONFIRM", url: "https://security.netapp.com/advisory/ntap-20210923-0002/", }, { name: "https://www.starwindsoftware.com/security/sw-20220817-0004/", refsource: "MISC", url: "https://www.starwindsoftware.com/security/sw-20220817-0004/", }, ], }, }, "nvd.nist.gov": { configurations: { CVE_data_version: "4.0", nodes: [ { children: [], cpe_match: [ { cpe23Uri: "cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:*", cpe_name: [], versionEndExcluding: "1.19.3", versionStartIncluding: "1.19.0", vulnerable: true, }, { cpe23Uri: "cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:*", cpe_name: [], versionEndExcluding: "1.18.5", vulnerable: true, }, ], operator: "OR", }, { children: [], cpe_match: [ { cpe23Uri: "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*", cpe_name: [], vulnerable: true, }, ], operator: "OR", }, { children: [], cpe_match: [ { cpe23Uri: "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", cpe_name: [], vulnerable: true, }, ], operator: "OR", }, { children: [], cpe_match: [ { cpe23Uri: "cpe:2.3:a:starwindsoftware:starwind_virtual_san:v8r13:14338:*:*:*:*:*:*", cpe_name: [], vulnerable: true, }, ], operator: "OR", }, { children: [], cpe_match: [ { cpe23Uri: "cpe:2.3:a:oracle:communications_cloud_native_core_network_slice_selection_function:22.1.0:*:*:*:*:*:*:*", cpe_name: [], vulnerable: true, }, ], operator: "OR", }, ], }, cve: { CVE_data_meta: { ASSIGNER: "cve@mitre.org", ID: "CVE-2021-37750", }, data_format: "MITRE", data_type: "CVE", data_version: "4.0", description: { description_data: [ { lang: "en", value: "The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.18.5 and 1.19.x before 1.19.3 has a NULL pointer dereference in kdc/do_tgs_req.c via a FAST inner body that lacks a server field.", }, ], }, problemtype: { problemtype_data: [ { description: [ { lang: "en", value: "CWE-476", }, ], }, ], }, references: { reference_data: [ { name: "https://github.com/krb5/krb5/releases", refsource: "MISC", tags: [ "Release Notes", "Third Party Advisory", ], url: "https://github.com/krb5/krb5/releases", }, { name: "https://web.mit.edu/kerberos/advisories/", refsource: "MISC", tags: [ "Vendor Advisory", ], url: "https://web.mit.edu/kerberos/advisories/", }, { name: "https://github.com/krb5/krb5/commit/d775c95af7606a51bf79547a94fa52ddd1cb7f49", refsource: "CONFIRM", tags: [ "Patch", "Third Party Advisory", ], url: "https://github.com/krb5/krb5/commit/d775c95af7606a51bf79547a94fa52ddd1cb7f49", }, { name: "FEDORA-2021-f2c8514f02", refsource: "FEDORA", tags: [ "Mailing List", "Third Party Advisory", ], url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MFCLW7D46E4VCREKKH453T5DA4XOLHU2/", }, { name: "https://security.netapp.com/advisory/ntap-20210923-0002/", refsource: "CONFIRM", tags: [ "Third Party Advisory", ], url: "https://security.netapp.com/advisory/ntap-20210923-0002/", }, { name: "[debian-lts-announce] 20210930 [SECURITY] [DLA 2771-1] krb5 security update", refsource: "MLIST", tags: [ "Mailing List", "Third Party Advisory", ], url: "https://lists.debian.org/debian-lts-announce/2021/09/msg00019.html", }, { name: "N/A", refsource: "N/A", tags: [ "Patch", "Third Party Advisory", ], url: "https://www.oracle.com/security-alerts/cpujul2022.html", }, { name: "https://www.starwindsoftware.com/security/sw-20220817-0004/", refsource: "MISC", tags: [ "Third Party Advisory", ], url: "https://www.starwindsoftware.com/security/sw-20220817-0004/", }, ], }, }, impact: { baseMetricV2: { acInsufInfo: false, cvssV2: { accessComplexity: "LOW", accessVector: "NETWORK", authentication: "SINGLE", availabilityImpact: "PARTIAL", baseScore: 4, confidentialityImpact: "NONE", integrityImpact: "NONE", vectorString: "AV:N/AC:L/Au:S/C:N/I:N/A:P", version: "2.0", }, exploitabilityScore: 8, impactScore: 2.9, obtainAllPrivilege: false, obtainOtherPrivilege: false, obtainUserPrivilege: false, severity: "MEDIUM", userInteractionRequired: false, }, baseMetricV3: { cvssV3: { attackComplexity: "LOW", attackVector: "NETWORK", availabilityImpact: "HIGH", baseScore: 6.5, baseSeverity: "MEDIUM", confidentialityImpact: "NONE", integrityImpact: "NONE", privilegesRequired: "LOW", scope: "UNCHANGED", userInteraction: "NONE", vectorString: "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", version: "3.1", }, exploitabilityScore: 2.8, impactScore: 3.6, }, }, lastModifiedDate: "2022-10-25T16:57Z", publishedDate: "2021-08-23T05:15Z", }, }, }
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Sightings
Author | Source | Type | Date |
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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.