VDB-273683 · CVE-2024-7006 · EUVD-2024-48424

LibTIFF tif_dirinfo.c null pointer dereference

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.4	$0-$5k	0.00

Summaryinfo

A vulnerability marked as problematic has been reported in LibTIFF. This vulnerability affects unknown code of the file tif_dirinfo.c. The manipulation leads to null pointer dereference. This vulnerability is listed as CVE-2024-7006. The attack may be initiated remotely. There is no available exploit. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in LibTIFF (the affected version is unknown). This issue affects an unknown code of the file tif_dirinfo.c. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability. The summary by CVE is:

A null pointer dereference flaw was found in Libtiff via `tif_dirinfo.c`. This issue may allow an attacker to trigger memory allocation failures through certain means, such as restricting the heap space size or injecting faults, causing a segmentation fault. This can cause an application crash, eventually leading to a denial of service.

It is possible to read the advisory at gitlab.com. The identification of this vulnerability is CVE-2024-7006 since 07/23/2024. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 208114 (Amazon Linux 2 : libtiff (ALAS-2024-2639)), which helps to determine the existence of the flaw in a target environment.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at gitlab.com.

The vulnerability is also documented in the databases at Tenable (208114) and EUVD (EUVD-2024-48424). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Image Processing Software

Name

LibTIFF

License

open-source

Website

Product: http://www.libtiff.org/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 208114
Nessus Name: Amazon Linux 2 : libtiff (ALAS-2024-2639)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: gitlab.com

Timelineinfo

07/23/2024 🔍
08/06/2024 +14 days 🔍
08/06/2024 +0 days 🔍
06/03/2025 +301 days 🔍

Sourcesinfo

Product: libtiff.org

Advisory: gitlab.com
Status: Confirmed

CVE: CVE-2024-7006 (🔍)
GCVE (CVE): GCVE-0-2024-7006
GCVE (VulDB): GCVE-100-273683
EUVD: 🔍

Entryinfo

Created: 08/06/2024 08:10
Updated: 06/03/2025 08:45
Changes: 08/06/2024 08:10 (52), 08/13/2024 18:54 (23), 09/03/2024 22:44 (4), 10/04/2024 06:56 (2), 03/15/2025 23:54 (3), 06/03/2025 08:45 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.