// For flags

CVE-2018-17000

Debian Security Advisory 4670-1

Severity Score

6.5
*CVSS v3

Exploit Likelihood

< 1%
*EPSS

Affected Versions

6
*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A NULL pointer dereference in the function _TIFFmemcmp at tif_unix.c (called from TIFFWriteDirectoryTagTransferfunction) in LibTIFF 4.0.9 allows an attacker to cause a denial-of-service through a crafted tiff file. This vulnerability can be triggered by the executable tiffcp.

Una desreferencia de puntero NULL en la función _TIFFmemcmp en tif_unix.c (llamado desde TIFFWriteDirectoryTagTransferfunction) en LibTIFF 4.0.9 permite que un atacante provoque una denegación de servicio (DoS) mediante un archivo TIFF manipulado. La vulnerabilidad puede ser desencadenada por el ejecutable tiffcp.

Several vulnerabilities have been found in the TIFF library, which may result in denial of service or the execution of arbitrary code if malformed image files are processed.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2018-09-13 CVE Reserved
  • 2018-09-13 CVE Published
  • 2024-08-05 CVE Updated
  • 2024-08-05 First Exploit
  • 2025-04-17 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-476: NULL Pointer Dereference
CAPEC
Affected Vendors, Products, and Versions (6)