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CVE
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CVE-2016-0747Date: (C)2016-02-29   (M)2023-12-22


The resolver in nginx before 1.8.1 and 1.9.x before 1.9.10 does not properly limit CNAME resolution, which allows remote attackers to cause a denial of service (worker process resource consumption) via vectors related to arbitrary name resolution.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 5.3CVSS Score : 5.0
Exploit Score: 3.9Exploit Score: 10.0
Impact Score: 1.4Impact Score: 2.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: NONEAuthentication: NONE
User Interaction: NONEConfidentiality: NONE
Scope: UNCHANGEDIntegrity: NONE
Confidentiality: NONEAvailability: PARTIAL
Integrity: NONE 
Availability: LOW 
  
Reference:
SECTRACK-1034869
http://seclists.org/fulldisclosure/2021/Sep/36
DSA-3473
GLSA-201606-06
RHSA-2016:1425
USN-2892-1
http://mailman.nginx.org/pipermail/nginx/2016-January/049700.html
https://bto.bluecoat.com/security-advisory/sa115
https://bugzilla.redhat.com/show_bug.cgi?id=1302589
https://support.apple.com/kb/HT212818
openSUSE-SU-2016:0371

CPE    5
cpe:/o:debian:debian_linux:9.0
cpe:/o:debian:debian_linux:7.0
cpe:/o:debian:debian_linux:8.0
cpe:/o:canonical:ubuntu_linux:15.10
...
CWE    1
CWE-400
OVAL    9
oval:org.secpod.oval:def:1600371
oval:org.secpod.oval:def:52692
oval:org.secpod.oval:def:505048
oval:org.secpod.oval:def:75130
...

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