Out-of-Bounds Write Vulnerability in Little CMS by Marti Maria
CVE-2018-11555

7.8HIGH

Key Information:

Vendor

Littlecms

Status
Little Cms
Vendor
CVE Published:
30 May 2018

What is CVE-2018-11555?

The vulnerability in Little CMS affects version 2.9, specifically in the PrecalculatedXFORM function found in cmsxform.c within liblcms2.a. This vulnerability can be triggered by a specifically crafted TIFF file leading to an out-of-bounds write issue. While Little CMS developers do not consider it a vulnerability in their library itself—given that the problem arises in a sample program utilizing LIBTIFF—it's essential for users to be aware of potential security implications when handling TIFF files.

References

https://github.com/mm2/Little-CMS/issues/167
x_refsource_MISC
https://github.com/xiaoqx/pocs/tree/master/cms
x_refsource_MISC

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.