Denial of service in ImageMagick



Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2018-16328
CVE-2018-16329
CWE-ID CWE-476
CWE-119
Exploitation vector Network
Public exploit N/A
Vulnerable software
ImageMagick
Client/Desktop applications / Multimedia software

Vendor ImageMagick.org

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Null pointer dereference

EUVDB-ID: #VU14609

Risk: Low

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-16328

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The vulnerability exists in the CheckEventLogging function of ImageMagick due to boundary error when processing malicious input. A remote attacker can trick the victim into accessing an image file that submits malicious input, trigger a NULL pointer dereference condition in the CheckEventLogging function, as defined in the MagickCore/log.c source code file and cause the service to crash.

Mitigation

Update to version 7.0.8-8.

Vulnerable software versions

ImageMagick: 7.0.0-0 - 7.0.8-4

CPE2.3 External links

https://github.com/ImageMagick/ImageMagick/issues/1224


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.

2) Null pointer dereference

EUVDB-ID: #VU14610

Risk: Low

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-16329

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The vulnerability exists in the GetMagickProperty function of ImageMagick due to boundary error when processing malicious input. A remote attacker can trick the victim into accessing an image file that submits malicious input, trigger a NULL pointer dereference condition in the GetMagickProperty function as defined in the MagickCore/log.c source code file and cause the service to crash.

Mitigation

Update to version 7.0.8-8.

Vulnerable software versions

ImageMagick: 7.0.0-0 - 7.0.8-4

CPE2.3 External links

https://github.com/ImageMagick/ImageMagick/issues/1225


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.



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