// For flags

CVE-2018-8905

libtiff: heap-based buffer overflow in tif_lzw.c:LZWDecodeCompat() allows for denial of service

Severity Score

8.8
*CVSS v3.1

Exploit Likelihood

1.2%
*EPSS

Affected Versions

11
*CPE

Public Exploits

2
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

In LibTIFF 4.0.9, a heap-based buffer overflow occurs in the function LZWDecodeCompat in tif_lzw.c via a crafted TIFF file, as demonstrated by tiff2ps.

En LibTIFF 4.0.9, ocurre un desbordamiento de búfer basado en memoria dinámica (heap) en la función LZWDecodeCompat en tif_lzw.c mediante un archivo TIFF. Esto se demuestra por tiff2ps.

The libtiff packages contain a library of functions for manipulating Tagged Image File Format files. Issues addressed include buffer overflow, code execution, denial of service, and null pointer vulnerabilities.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2018-03-21 CVE Reserved
  • 2018-03-22 CVE Published
  • 2024-08-05 CVE Updated
  • 2024-08-05 First Exploit
  • 2025-04-10 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-122: Heap-based Buffer Overflow
  • CWE-787: Out-of-bounds Write
CAPEC
Affected Vendors, Products, and Versions (11)