Infinite loop in ImageMagick

1) Infinite loop

EUVDB-ID: #VU6816

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-7619

CWE-ID: CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service attack.

The vulnerability exist due to a floating-point rounding error in some of the color algorithms in ImageMagick 7.0.4-9, affecting ModulateHSL, ModulateHCL, ModulateHCLp, ModulateHSB, ModulateHSI, ModulateHSV, ModulateHWB, ModulateLCHab, and ModulateLCHuv.

Successful exploitation of the vulnerability may allow an attacker to perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

ImageMagick: 7.0.4-9

External links

http://www.imagemagick.org/discourse-server/viewtopic.php?f=3&t=31506

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.