Vulnerability Monitor

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CVE-2016-8670

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.

Published

2017-01-04T20:59:00.293

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 9.8 (CRITICAL)

CVSSv2 Vector

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

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-119
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application libgd libgd ≤ 2.2.3 Yes
Application php php ≤ 5.6.27 No
Application php php 7.0.0 No
Application php php 7.0.1 No
Application php php 7.0.2 No
Application php php 7.0.3 No
Application php php 7.0.4 No
Application php php 7.0.5 No
Application php php 7.0.6 No
Application php php 7.0.7 No
Application php php 7.0.8 No
Application php php 7.0.9 No
Application php php 7.0.10 No
Application php php 7.0.11 No
Application php php 7.0.12 No
References