CVE-2016-7939

The GRE parser in tcpdump before 4.9.0 has a buffer overflow in print-gre.c, multiple functions.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

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

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.debian.org/security/2017/dsa-3775
http://www.securityfocus.com/bid/95852	Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1037755
https://access.redhat.com/errata/RHSA-2017:1871
https://security.gentoo.org/glsa/201702-30
https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1494526.html

Configurations

Configuration 1 (hide)

cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2017-01-28 01:59

Updated : 2024-02-04 19:11

NVD link : CVE-2016-7939

Mitre link : CVE-2016-7939

CVE.ORG link : CVE-2016-7939

JSON object : View

Products Affected

tcpdump

tcpdump

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

{"id": "CVE-2016-7939", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": true, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2017-01-28T01:59:00.657", "references": [{"url": "http://www.debian.org/security/2017/dsa-3775", "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/95852", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "http://www.securitytracker.com/id/1037755", "source": "cve@mitre.org"}, {"url": "https://access.redhat.com/errata/RHSA-2017:1871", "source": "cve@mitre.org"}, {"url": "https://security.gentoo.org/glsa/201702-30", "source": "cve@mitre.org"}, {"url": "https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1494526.html", "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-119"}]}], "descriptions": [{"lang": "en", "value": "The GRE parser in tcpdump before 4.9.0 has a buffer overflow in print-gre.c, multiple functions."}, {"lang": "es", "value": "El analizador GRE en tcpdump en versiones anteriores a 4.9.0 tiene un desbordamientoo de b\u00fafer en m\u00faltiples funciones print-gre.c"}], "lastModified": "2023-11-07T02:35:17.370", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "615348EF-03D2-49CC-B96C-7CFFDCEB2C75", "versionEndIncluding": "4.8.1"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}