gsd-2021-3156
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
Sudo before 1.9.5p2 contains an off-by-one error that can result in a heap-based buffer overflow, which allows privilege escalation to root via "sudoedit -s" and a command-line argument that ends with a single backslash character.
Aliases
Aliases
{
"GSD": {
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"description": "Sudo before 1.9.5p2 contains an off-by-one error that can result in a heap-based buffer overflow, which allows privilege escalation to root via \"sudoedit -s\" and a command-line argument that ends with a single backslash character.",
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"https://www.suse.com/security/cve/CVE-2021-3156.html",
"https://www.debian.org/security/2021/dsa-4839",
"https://access.redhat.com/errata/RHSA-2021:0401",
"https://access.redhat.com/errata/RHSA-2021:0395",
"https://access.redhat.com/errata/RHSA-2021:0227",
"https://access.redhat.com/errata/RHSA-2021:0226",
"https://access.redhat.com/errata/RHSA-2021:0225",
"https://access.redhat.com/errata/RHSA-2021:0224",
"https://access.redhat.com/errata/RHSA-2021:0223",
"https://access.redhat.com/errata/RHSA-2021:0222",
"https://access.redhat.com/errata/RHSA-2021:0221",
"https://access.redhat.com/errata/RHSA-2021:0220",
"https://access.redhat.com/errata/RHSA-2021:0219",
"https://access.redhat.com/errata/RHSA-2021:0218",
"https://ubuntu.com/security/CVE-2021-3156",
"https://advisories.mageia.org/CVE-2021-3156.html",
"https://security.archlinux.org/CVE-2021-3156",
"https://alas.aws.amazon.com/cve/html/CVE-2021-3156.html",
"https://linux.oracle.com/cve/CVE-2021-3156.html",
"https://packetstormsecurity.com/files/cve/CVE-2021-3156"
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},
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"remediation": "unknown",
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"modified": "2023-12-13T01:23:34.023402Z",
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"name": "[debian-lts-announce] 20210126 [SECURITY] [DLA 2534-1] sudo security update",
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"url": "https://lists.debian.org/debian-lts-announce/2021/01/msg00022.html"
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"refsource": "MISC",
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{
"name": "[oss-security] 20210914 Re: Oracle Solaris membership in the distros list",
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"name": "[oss-security] 20240130 Re: CVE-2023-6246: Heap-based buffer overflow in the glibc\u0027s syslog()",
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"url": "http://www.openwall.com/lists/oss-security/2024/01/30/8"
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"matchCriteriaId": "977CA754-6CE0-4FCB-9683-D81B7A15449D",
"versionEndIncluding": "10.3.0.2.1",
"versionStartIncluding": "10.3.0.0.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:oracle:communications_performance_intelligence_center:*:*:*:*:*:*:*:*",
"matchCriteriaId": "29A3F7EF-2A69-427F-9F75-DDDBEE34BA2B",
"versionEndIncluding": "10.4.0.3.1",
"versionStartIncluding": "10.4.0.1.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:oracle:tekelec_platform_distribution:*:*:*:*:*:*:*:*",
"matchCriteriaId": "26F05F85-7458-4C8F-B93F-93C92E506A40",
"versionEndIncluding": "7.7.1",
"versionStartIncluding": "7.4.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Sudo before 1.9.5p2 contains an off-by-one error that can result in a heap-based buffer overflow, which allows privilege escalation to root via \"sudoedit -s\" and a command-line argument that ends with a single backslash character."
},
{
"lang": "es",
"value": "Sudo versiones anteriores a 1.9.5p2 contiene un error de desbordamiento que puede resultar en un desbordamiento de b\u00fafer basado en la pila, lo que permite la escalada de privilegios a root a trav\u00e9s de \"sudoedit -s\" y un argumento de l\u00ednea de comandos que termina con un solo car\u00e1cter de barra invertida"
}
],
"id": "CVE-2021-3156",
"lastModified": "2024-02-04T09:15:08.010",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 7.2,
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
"version": "2.0"
},
"exploitabilityScore": 3.9,
"impactScore": 10.0,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2021-01-26T21:15:12.987",
"references": [
{
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "http://packetstormsecurity.com/files/161160/Sudo-Heap-Based-Buffer-Overflow.html"
},
{
"source": "cve@mitre.org",
"tags": [
"Exploit",
"Third Party Advisory",
"VDB Entry"
],
"url": "http://packetstormsecurity.com/files/161230/Sudo-Buffer-Overflow-Privilege-Escalation.html"
},
{
"source": "cve@mitre.org",
"tags": [
"Exploit",
"Third Party Advisory",
"VDB Entry"
],
"url": "http://packetstormsecurity.com/files/161270/Sudo-1.9.5p1-Buffer-Overflow-Privilege-Escalation.html"
},
{
"source": "cve@mitre.org",
"tags": [
"Exploit",
"Third Party Advisory",
"VDB Entry"
],
"url": "http://packetstormsecurity.com/files/161293/Sudo-1.8.31p2-1.9.5p1-Buffer-Overflow.html"
},
{
"source": "cve@mitre.org",
"url": "http://packetstormsecurity.com/files/176932/glibc-syslog-Heap-Based-Buffer-Overflow.html"
},
{
"source": "cve@mitre.org",
"tags": [
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],
"url": "http://seclists.org/fulldisclosure/2021/Feb/42"
},
{
"source": "cve@mitre.org",
"tags": [
"Exploit",
"Mailing List",
"Third Party Advisory"
],
"url": "http://seclists.org/fulldisclosure/2021/Jan/79"
},
{
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"url": "http://seclists.org/fulldisclosure/2024/Feb/3"
},
{
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"Mailing List",
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],
"url": "http://www.openwall.com/lists/oss-security/2021/01/26/3"
},
{
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},
{
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{
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},
{
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},
{
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"url": "http://www.openwall.com/lists/oss-security/2024/01/30/6"
},
{
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},
{
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],
"url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10348"
},
{
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],
"url": "https://lists.debian.org/debian-lts-announce/2021/01/msg00022.html"
},
{
"source": "cve@mitre.org",
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CALA5FTXIQBRRYUA2ZQNJXB6OQMAXEII/"
},
{
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},
{
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],
"url": "https://security.gentoo.org/glsa/202101-33"
},
{
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],
"url": "https://security.netapp.com/advisory/ntap-20210128-0001/"
},
{
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],
"url": "https://security.netapp.com/advisory/ntap-20210128-0002/"
},
{
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],
"url": "https://support.apple.com/kb/HT212177"
},
{
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],
"url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sudo-privesc-jan2021-qnYQfcM"
},
{
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"tags": [
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"Third Party Advisory"
],
"url": "https://www.beyondtrust.com/blog/entry/security-advisory-privilege-management-for-unix-linux-pmul-basic-and-privilege-management-for-mac-pmm-affected-by-sudo-vulnerability"
},
{
"source": "cve@mitre.org",
"tags": [
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],
"url": "https://www.debian.org/security/2021/dsa-4839"
},
{
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory",
"US Government Resource"
],
"url": "https://www.kb.cert.org/vuls/id/794544"
},
{
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"tags": [
"Exploit",
"Mailing List",
"Third Party Advisory"
],
"url": "https://www.openwall.com/lists/oss-security/2021/01/26/3"
},
{
"source": "cve@mitre.org",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://www.oracle.com//security-alerts/cpujul2021.html"
},
{
"source": "cve@mitre.org",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://www.oracle.com/security-alerts/cpuapr2022.html"
},
{
"source": "cve@mitre.org",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://www.oracle.com/security-alerts/cpuoct2021.html"
},
{
"source": "cve@mitre.org",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"url": "https://www.sudo.ws/stable.html#1.9.5p2"
},
{
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory"
],
"url": "https://www.synology.com/security/advisory/Synology_SA_21_02"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-193"
}
],
"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.