CVE-2016-9566

base/logging.c in Nagios Core before 4.2.4 allows local users with access to an account in the nagios group to gain root privileges via a symlink attack on the log file. NOTE: this can be leveraged by remote attackers using CVE-2016-9565.

CVSS v3.0 7.8 HIGH
CVSS v2.0 7.2 HIGH

7.8^/10

CVSS v3.0 : HIGH

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

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2^/10

CVSS v2.0 : HIGH

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

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://www.nagios.org/projects/nagios-core/history/4x/	Vendor Advisory
https://legalhackers.com/advisories/Nagios-Exploit-Root-PrivEsc-CVE-2016-9566.html	Exploit Third Party Advisory
https://github.com/NagiosEnterprises/nagioscore/commit/c29557dec91eba2306f5fb11b8da4474ba63f8c4	Issue Tracking Patch
https://bugzilla.redhat.com/show_bug.cgi?id=1402869	Issue Tracking
http://www.securityfocus.com/bid/94919	Third Party Advisory VDB Entry
http://seclists.org/fulldisclosure/2016/Dec/58	Mailing List Third Party Advisory
https://security.gentoo.org/glsa/201702-26
https://security.gentoo.org/glsa/201612-51
http://www.securitytracker.com/id/1037487
https://www.exploit-db.com/exploits/40921/
https://security.gentoo.org/glsa/201710-20
http://rhn.redhat.com/errata/RHSA-2017-0259.html
http://rhn.redhat.com/errata/RHSA-2017-0258.html
http://rhn.redhat.com/errata/RHSA-2017-0214.html
http://rhn.redhat.com/errata/RHSA-2017-0213.html
http://rhn.redhat.com/errata/RHSA-2017-0212.html
http://rhn.redhat.com/errata/RHSA-2017-0211.html
https://lists.debian.org/debian-lts-announce/2018/12/msg00014.html

Advertisement

Configurations

Configuration 1 (hide)

cpe:2.3:a:nagios:nagios:*:*:*:*:*:*:*:*

Information

Published : 2016-12-15 14:59

Updated : 2018-12-25 03:29

NVD link : CVE-2016-9566

Mitre link : CVE-2016-9566

JSON object : View

CWE

CWE-264

Permissions, Privileges, and Access Controls

CWE-59

Improper Link Resolution Before File Access ('Link Following')

Advertisement

Products Affected

nagios

nagios

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://www.nagios.org/projects/nagios-core/history/4x/", "name": "https://www.nagios.org/projects/nagios-core/history/4x/", "tags": ["Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "https://legalhackers.com/advisories/Nagios-Exploit-Root-PrivEsc-CVE-2016-9566.html", "name": "https://legalhackers.com/advisories/Nagios-Exploit-Root-PrivEsc-CVE-2016-9566.html", "tags": ["Exploit", "Third Party Advisory"], "refsource": "MISC"}, {"url": "https://github.com/NagiosEnterprises/nagioscore/commit/c29557dec91eba2306f5fb11b8da4474ba63f8c4", "name": "https://github.com/NagiosEnterprises/nagioscore/commit/c29557dec91eba2306f5fb11b8da4474ba63f8c4", "tags": ["Issue Tracking", "Patch"], "refsource": "CONFIRM"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1402869", "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1402869", "tags": ["Issue Tracking"], "refsource": "CONFIRM"}, {"url": "http://www.securityfocus.com/bid/94919", "name": "94919", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "BID"}, {"url": "http://seclists.org/fulldisclosure/2016/Dec/58", "name": "20161215 Nagios Core < 4.2.4 Root Privilege Escalation [CVE-2016-9566]", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "FULLDISC"}, {"url": "https://security.gentoo.org/glsa/201702-26", "name": "GLSA-201702-26", "tags": [], "refsource": "GENTOO"}, {"url": "https://security.gentoo.org/glsa/201612-51", "name": "GLSA-201612-51", "tags": [], "refsource": "GENTOO"}, {"url": "http://www.securitytracker.com/id/1037487", "name": "1037487", "tags": [], "refsource": "SECTRACK"}, {"url": "https://www.exploit-db.com/exploits/40921/", "name": "40921", "tags": [], "refsource": "EXPLOIT-DB"}, {"url": "https://security.gentoo.org/glsa/201710-20", "name": "GLSA-201710-20", "tags": [], "refsource": "GENTOO"}, {"url": "http://rhn.redhat.com/errata/RHSA-2017-0259.html", "name": "RHSA-2017:0259", "tags": [], "refsource": "REDHAT"}, {"url": "http://rhn.redhat.com/errata/RHSA-2017-0258.html", "name": "RHSA-2017:0258", "tags": [], "refsource": "REDHAT"}, {"url": "http://rhn.redhat.com/errata/RHSA-2017-0214.html", "name": "RHSA-2017:0214", "tags": [], "refsource": "REDHAT"}, {"url": "http://rhn.redhat.com/errata/RHSA-2017-0213.html", "name": "RHSA-2017:0213", "tags": [], "refsource": "REDHAT"}, {"url": "http://rhn.redhat.com/errata/RHSA-2017-0212.html", "name": "RHSA-2017:0212", "tags": [], "refsource": "REDHAT"}, {"url": "http://rhn.redhat.com/errata/RHSA-2017-0211.html", "name": "RHSA-2017:0211", "tags": [], "refsource": "REDHAT"}, {"url": "https://lists.debian.org/debian-lts-announce/2018/12/msg00014.html", "name": "[debian-lts-announce] 20181224 [SECURITY] [DLA 1615-1] nagios3 security update", "tags": [], "refsource": "MLIST"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "base/logging.c in Nagios Core before 4.2.4 allows local users with access to an account in the nagios group to gain root privileges via a symlink attack on the log file. NOTE: this can be leveraged by remote attackers using CVE-2016-9565."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-264"}, {"lang": "en", "value": "CWE-59"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2016-9566", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 7.2, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "severity": "HIGH", "impactScore": 10.0, "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}}, "publishedDate": "2016-12-15T22:59Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:nagios:nagios:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "4.2.3"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2018-12-25T11:29Z"}