CVE-2017-9403 — MEDIUM (6.5)

Vulnerability Description

In LibTIFF 4.0.7, a memory leak vulnerability was found in the function TIFFReadDirEntryLong8Array in tif_dirread.c, which allows attackers to cause a denial of service via a crafted file.

CVSS Score

6.5

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Libtiff	Libtiff	4.0.7
Debian	Debian Linux	8.0
Canonical	Ubuntu Linux	14.04

Related Weaknesses (CWE)

CWE-772

References

http://bugzilla.maptools.org/show_bug.cgi?id=2689Issue TrackingThird Party Advisory
http://www.debian.org/security/2017/dsa-3903Third Party Advisory
https://security.gentoo.org/glsa/201709-27Third Party Advisory
https://usn.ubuntu.com/3602-1/Third Party Advisory
http://bugzilla.maptools.org/show_bug.cgi?id=2689Issue TrackingThird Party Advisory
http://www.debian.org/security/2017/dsa-3903Third Party Advisory
https://security.gentoo.org/glsa/201709-27Third Party Advisory
https://usn.ubuntu.com/3602-1/Third Party Advisory

FAQ

What is CVE-2017-9403?

CVE-2017-9403 is a vulnerability with a CVSS score of 6.5 (MEDIUM). In LibTIFF 4.0.7, a memory leak vulnerability was found in the function TIFFReadDirEntryLong8Array in tif_dirread.c, which allows attackers to cause a denial of service via a crafted file.

How severe is CVE-2017-9403?

CVE-2017-9403 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-9403?

Check the references section above for vendor advisories and patch information. Affected products include: Libtiff Libtiff, Debian Debian Linux, Canonical Ubuntu Linux.