Multiple vulnerabilities in ImageMagick

1) Infinite loop

EUVDB-ID: #VU39618

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2015-8901

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

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

ImageMagick 6.x before 6.9.0-5 Beta allows remote attackers to cause a denial of service (infinite loop) via a crafted MIFF file.

Mitigation

Install update from vendor's website.

Vulnerable software versions

ImageMagick: 6.0 - 6.9.0-4

External links

http://trac.imagemagick.org/changeset/17854
http://www.imagemagick.org/discourse-server/viewtopic.php?f=3&t=26931
http://www.openwall.com/lists/oss-security/2015/02/26/13
http://www.openwall.com/lists/oss-security/2016/06/06/2
http://bugzilla.redhat.com/show_bug.cgi?id=1195265

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) Infinite loop

EUVDB-ID: #VU39619

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2015-8902

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

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The ReadBlobByte function in coders/pdb.c in ImageMagick 6.x before 6.9.0-5 Beta allows remote attackers to cause a denial of service (infinite loop) via a crafted PDB file.

Mitigation

Install update from vendor's website.

Vulnerable software versions

ImageMagick: 6.0 - 6.9.0-4

External links

http://trac.imagemagick.org/changeset/17855
http://www.imagemagick.org/discourse-server/viewtopic.php?f=3&t=26932
http://www.openwall.com/lists/oss-security/2015/02/26/13
http://www.openwall.com/lists/oss-security/2016/06/06/2
http://bugzilla.redhat.com/show_bug.cgi?id=1195269

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.

3) Infinite loop

EUVDB-ID: #VU39620

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2015-8903

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

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The ReadVICARImage function in coders/vicar.c in ImageMagick 6.x before 6.9.0-5 Beta allows remote attackers to cause a denial of service (infinite loop) via a crafted VICAR file.

Mitigation

Install update from vendor's website.

Vulnerable software versions

ImageMagick: 6.0 - 6.9.0-4

External links

http://trac.imagemagick.org/changeset/17856
http://www.imagemagick.org/discourse-server/viewtopic.php?f=3&t=26933
http://www.openwall.com/lists/oss-security/2015/02/26/13
http://www.openwall.com/lists/oss-security/2016/06/06/2
http://bugzilla.redhat.com/show_bug.cgi?id=1195271

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.