gsd-2020-16135
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
libssh 0.9.4 has a NULL pointer dereference in tftpserver.c if ssh_buffer_new returns NULL.
Aliases
Aliases
{ GSD: { alias: "CVE-2020-16135", description: "libssh 0.9.4 has a NULL pointer dereference in tftpserver.c if ssh_buffer_new returns NULL.", id: "GSD-2020-16135", references: [ "https://www.suse.com/security/cve/CVE-2020-16135.html", "https://access.redhat.com/errata/RHSA-2021:4750", "https://access.redhat.com/errata/RHSA-2021:4387", "https://ubuntu.com/security/CVE-2020-16135", "https://advisories.mageia.org/CVE-2020-16135.html", "https://linux.oracle.com/cve/CVE-2020-16135.html", ], }, gsd: { metadata: { exploitCode: "unknown", remediation: "unknown", reportConfidence: "confirmed", type: "vulnerability", }, osvSchema: { aliases: [ "CVE-2020-16135", ], details: "libssh 0.9.4 has a NULL pointer dereference in tftpserver.c if ssh_buffer_new returns NULL.", id: "GSD-2020-16135", modified: "2023-12-13T01:21:46.180463Z", schema_version: "1.4.0", }, }, namespaces: { "cve.org": { CVE_data_meta: { ASSIGNER: "cve@mitre.org", ID: "CVE-2020-16135", 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: "libssh 0.9.4 has a NULL pointer dereference in tftpserver.c if ssh_buffer_new returns NULL.", }, ], }, problemtype: { problemtype_data: [ { description: [ { lang: "eng", value: "n/a", }, ], }, ], }, references: { reference_data: [ { name: "https://bugs.libssh.org/T232", refsource: "MISC", url: "https://bugs.libssh.org/T232", }, { name: "https://bugs.libssh.org/rLIBSSHe631ebb3e2247dd25e9678e6827c20dc73b73238", refsource: "MISC", url: "https://bugs.libssh.org/rLIBSSHe631ebb3e2247dd25e9678e6827c20dc73b73238", }, { name: "https://gitlab.com/libssh/libssh-mirror/-/merge_requests/120", refsource: "MISC", url: "https://gitlab.com/libssh/libssh-mirror/-/merge_requests/120", }, { name: "[debian-lts-announce] 20200731 [SECURITY] [DLA 2303-1] libssh security update", refsource: "MLIST", url: "https://lists.debian.org/debian-lts-announce/2020/07/msg00034.html", }, { name: "USN-4447-1", refsource: "UBUNTU", url: "https://usn.ubuntu.com/4447-1/", }, { name: "FEDORA-2020-f4f5e49cb8", refsource: "FEDORA", url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JNW5GBC6JFN76VEWQXMLT5F7VCZ5AJ2E/", }, { name: "FEDORA-2020-ac3e29073f", refsource: "FEDORA", url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FCIKQRKXAAB4HMWM62EPZJ4DVBHIIEG6/", }, { name: "GLSA-202011-05", refsource: "GENTOO", url: "https://security.gentoo.org/glsa/202011-05", }, { name: "https://www.oracle.com/security-alerts/cpuapr2022.html", refsource: "MISC", url: "https://www.oracle.com/security-alerts/cpuapr2022.html", }, ], }, }, "nvd.nist.gov": { configurations: { CVE_data_version: "4.0", nodes: [ { children: [], cpe_match: [ { cpe23Uri: "cpe:2.3:a:libssh:libssh:0.9.4:*:*:*:*:*:*:*", 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:o:fedoraproject:fedora:32:*:*:*:*:*:*:*", cpe_name: [], vulnerable: true, }, { cpe23Uri: "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*", cpe_name: [], vulnerable: true, }, ], operator: "OR", }, { children: [], cpe_match: [ { cpe23Uri: "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*", cpe_name: [], vulnerable: true, }, { cpe23Uri: "cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*", cpe_name: [], vulnerable: true, }, { cpe23Uri: "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*", cpe_name: [], vulnerable: true, }, ], operator: "OR", }, { children: [], cpe_match: [ { cpe23Uri: "cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.15.0:*:*:*:*:*:*:*", cpe_name: [], vulnerable: true, }, ], operator: "OR", }, ], }, cve: { CVE_data_meta: { ASSIGNER: "cve@mitre.org", ID: "CVE-2020-16135", }, data_format: "MITRE", data_type: "CVE", data_version: "4.0", description: { description_data: [ { lang: "en", value: "libssh 0.9.4 has a NULL pointer dereference in tftpserver.c if ssh_buffer_new returns NULL.", }, ], }, problemtype: { problemtype_data: [ { description: [ { lang: "en", value: "CWE-476", }, ], }, ], }, references: { reference_data: [ { name: "https://bugs.libssh.org/rLIBSSHe631ebb3e2247dd25e9678e6827c20dc73b73238", refsource: "MISC", tags: [ "Exploit", "Issue Tracking", "Vendor Advisory", ], url: "https://bugs.libssh.org/rLIBSSHe631ebb3e2247dd25e9678e6827c20dc73b73238", }, { name: "https://bugs.libssh.org/T232", refsource: "MISC", tags: [ "Issue Tracking", "Vendor Advisory", ], url: "https://bugs.libssh.org/T232", }, { name: "https://gitlab.com/libssh/libssh-mirror/-/merge_requests/120", refsource: "MISC", tags: [ "Third Party Advisory", ], url: "https://gitlab.com/libssh/libssh-mirror/-/merge_requests/120", }, { name: "[debian-lts-announce] 20200731 [SECURITY] [DLA 2303-1] libssh security update", refsource: "MLIST", tags: [ "Mailing List", "Third Party Advisory", ], url: "https://lists.debian.org/debian-lts-announce/2020/07/msg00034.html", }, { name: "USN-4447-1", refsource: "UBUNTU", tags: [ "Third Party Advisory", ], url: "https://usn.ubuntu.com/4447-1/", }, { name: "FEDORA-2020-f4f5e49cb8", refsource: "FEDORA", tags: [ "Mailing List", "Third Party Advisory", ], url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JNW5GBC6JFN76VEWQXMLT5F7VCZ5AJ2E/", }, { name: "FEDORA-2020-ac3e29073f", refsource: "FEDORA", tags: [ "Mailing List", "Third Party Advisory", ], url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FCIKQRKXAAB4HMWM62EPZJ4DVBHIIEG6/", }, { name: "GLSA-202011-05", refsource: "GENTOO", tags: [ "Third Party Advisory", ], url: "https://security.gentoo.org/glsa/202011-05", }, { name: "https://www.oracle.com/security-alerts/cpuapr2022.html", refsource: "MISC", tags: [ "Patch", "Third Party Advisory", ], url: "https://www.oracle.com/security-alerts/cpuapr2022.html", }, ], }, }, impact: { baseMetricV2: { acInsufInfo: false, cvssV2: { accessComplexity: "MEDIUM", accessVector: "NETWORK", authentication: "NONE", availabilityImpact: "PARTIAL", baseScore: 4.3, confidentialityImpact: "NONE", integrityImpact: "NONE", vectorString: "AV:N/AC:M/Au:N/C:N/I:N/A:P", version: "2.0", }, exploitabilityScore: 8.6, impactScore: 2.9, obtainAllPrivilege: false, obtainOtherPrivilege: false, obtainUserPrivilege: false, severity: "MEDIUM", userInteractionRequired: false, }, baseMetricV3: { cvssV3: { attackComplexity: "HIGH", attackVector: "NETWORK", availabilityImpact: "HIGH", baseScore: 5.9, baseSeverity: "MEDIUM", confidentialityImpact: "NONE", integrityImpact: "NONE", privilegesRequired: "NONE", scope: "UNCHANGED", userInteraction: "NONE", vectorString: "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", version: "3.1", }, exploitabilityScore: 2.2, impactScore: 3.6, }, }, lastModifiedDate: "2022-05-12T15:01Z", publishedDate: "2020-07-29T21:15Z", }, }, }
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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.
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