CVE-2019-11037 Out of bounds memory write in PHP Imagick extension

2019-05-0319:28:15

CWE-787

php

www.cve.org

CVSS3

4.9

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

AI Score

9.4

Confidence

High

EPSS

0.048

Percentile

92.8%

JSON

In PHP imagick extension in versions between 3.3.0 and 3.4.4, writing to an array of values in ImagickKernel::fromMatrix() function did not check that the address will be within the allocated array. This could lead to out of bounds write to memory if the function is called with the data controlled by untrusted party.

CNA Affected

[
  {
    "product": "PHP Imagick extension",
    "vendor": "PHP Group",
    "versions": [
      {
        "lessThan": "3.4.4",
        "status": "affected",
        "version": "3.4.4",
        "versionType": "custom"
      },
      {
        "lessThan": "3.3.0*",
        "status": "affected",
        "version": "3.3.0",
        "versionType": "custom"
      }
    ]
  }
]