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CVE
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CVE-2016-8670Date: (C)2017-01-10   (M)2024-02-22


Integer signedness error in the dynamicGetbuf function in gd_io_dp.c in the GD Graphics Library (aka libgd) through 2.2.3, as used in PHP before 5.6.28 and 7.x before 7.0.13, allows remote attackers to cause a denial of service (stack-based buffer overflow) or possibly have unspecified other impact via a crafted imagecreatefromstring call.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 9.8CVSS Score : 7.5
Exploit Score: 3.9Exploit Score: 10.0
Impact Score: 5.9Impact Score: 6.4
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: NONEAuthentication: NONE
User Interaction: NONEConfidentiality: PARTIAL
Scope: UNCHANGEDIntegrity: PARTIAL
Confidentiality: HIGHAvailability: PARTIAL
Integrity: HIGH 
Availability: HIGH 
  
Reference:
BID-93594
DSA-3693
http://www.openwall.com/lists/oss-security/2016/10/15/1
http://www.php.net/ChangeLog-5.php
http://www.php.net/ChangeLog-7.php
https://bugs.php.net/bug.php?id=73280
https://github.com/libgd/libgd/commit/53110871935244816bbb9d131da0bccff734bfe9
https://support.f5.com/csp/article/K21336065?utm_source=f5support&%3Butm_medium=RSS

CPE    3
cpe:/a:php:php
cpe:/a:php:php:7.0.0
cpe:/a:php:php:7.0.1
CWE    1
CWE-119
OVAL    11
oval:org.secpod.oval:def:111753
oval:org.secpod.oval:def:38789
oval:org.secpod.oval:def:97632
oval:org.secpod.oval:def:37870
...

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