LibTIFF 4.4.0 TIFF File tools/tiffcrop.c extractContigSamplesShifted24bits out-of-bounds write

EntryHistoryDiffjsonxmlCTI

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.
6.0	$0-$5k	0.00

A vulnerability was found in LibTIFF 4.4.0 (Image Processing Software) and classified as critical. Affected by this issue is the function extractContigSamplesShifted24bits of the file tools/tiffcrop.c of the component TIFF File Handler. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

LibTIFF 4.4.0 has an out-of-bounds write in extractContigSamplesShifted24bits in tools/tiffcrop.c:3604, allowing attackers to cause a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is available with commit cfbb883b.

The weakness was shared 10/21/2022 as 435. The advisory is shared for download at gitlab.com. This vulnerability is handled as CVE-2022-3598 since 10/19/2022. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

Applying the patch cfbb883bf6ea7bedcb04177cc4e52d304522fdff is able to eliminate this problem. The bugfix is ready for download at gitlab.com.

Productinfo

Type

Image Processing Software

Name

LibTIFF

Version

4.4.0

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CNA Base Score: 5.5
CNA Vector (GitLab Inc.): 🔍

CVSSv2info

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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
ATT&CK: Unknown

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: cfbb883bf6ea7bedcb04177cc4e52d304522fdff

Timelineinfo

10/19/2022 🔍
10/21/2022 +2 days 🔍
10/21/2022 +0 days 🔍
11/19/2022 +29 days 🔍

Sourcesinfo

Product: libtiff.org

Advisory: 435
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2022-3598 (🔍)

Entryinfo

Created: 10/21/2022 21:11
Updated: 11/19/2022 10:07
Changes: 10/21/2022 21:11 (45), 11/19/2022 10:07 (20)
Complete: 🔍