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CVE
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CVE-2016-4343Date: (C)2016-06-02   (M)2024-03-26


The phar_make_dirstream function in ext/phar/dirstream.c in PHP before 5.6.18 and 7.x before 7.0.3 mishandles zero-size ././@LongLink files, which allows remote attackers to cause a denial of service (uninitialized pointer dereference) or possibly have unspecified other impact via a crafted TAR archive.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 8.8CVSS Score : 6.8
Exploit Score: 2.8Exploit Score: 8.6
Impact Score: 5.9Impact Score: 6.4
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: LOWAccess Complexity: MEDIUM
Privileges Required: NONEAuthentication: NONE
User Interaction: REQUIREDConfidentiality: PARTIAL
Scope: UNCHANGEDIntegrity: PARTIAL
Confidentiality: HIGHAvailability: PARTIAL
Integrity: HIGH 
Availability: HIGH 
  
Reference:
BID-89179
RHSA-2016:2750
http://www.openwall.com/lists/oss-security/2016/04/28/2
http://php.net/ChangeLog-5.php
http://php.net/ChangeLog-7.php
https://bugs.php.net/bug.php?id=71331
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722
openSUSE-SU-2016:1357

CPE    2
cpe:/a:php:php:7.0.0
cpe:/a:php:php:7.0.1
OVAL    6
oval:org.secpod.oval:def:76773
oval:org.secpod.oval:def:52776
oval:org.secpod.oval:def:1600407
oval:org.secpod.oval:def:703129
...

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