Buffer overflow in Php Imagick

CVE-2019-11037

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.

Vulnerability class: Buffer Overflow

EPSS: 0.020 (78.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-11037?
CVE-2019-11037 is a medium-severity vulnerability in Php Imagick, classified under Out-of-bounds Write. CVSS score: 4.9/10. Published 2019-05-03.
How severe is CVE-2019-11037?
Medium severity. CVSS v3 base score is 4.9 out of 10.