libtiff 4.4.0rc1 tiffcrop.c rotateImage buffer size

HistoryDiffrelatejsonxmlCTI

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.
6.2	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in libtiff 4.4.0rc1. Affected by this issue is the function rotateImage of the file tiffcrop.c. This manipulation causes buffer size. This vulnerability appears as CVE-2022-2520. The attack may be initiated remotely. There is no available exploit. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability classified as critical was found in libtiff 4.4.0rc1 (Image Processing Software). Affected by this vulnerability is the function rotateImage of the file tiffcrop.c. The manipulation with an unknown input leads to a buffer size vulnerability. The CWE definition for the vulnerability is CWE-131. The product does not correctly calculate the size to be used when allocating a buffer, which could lead to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A flaw was found in libtiff 4.4.0rc1. There is a sysmalloc assertion fail in rotateImage() at tiffcrop.c:8621 that can cause program crash when reading a crafted input.

The weakness was presented 09/01/2022 as 424. It is possible to read the advisory at gitlab.com. This vulnerability is known as CVE-2022-2520 since 07/22/2022. 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 240052 (TencentOS Server 4: libtiff (TSSA-2024:0785)), 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 (240052) and EUVD (EUVD-2022-34777). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Image Processing Software

Name

libtiff

Version

4.4.0rc1

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: 6.2

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

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Buffer size
CWE: CWE-131 / CWE-120 / CWE-119
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: 240052
Nessus Name: TencentOS Server 4: libtiff (TSSA-2024:0785)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: gitlab.com

Timelineinfo

07/22/2022 🔍
09/01/2022 +41 days 🔍
09/01/2022 +0 days 🔍
05/26/2026 +1362 days 🔍

Sourcesinfo

Product: libtiff.org

Advisory: 424
Status: Confirmed

CVE: CVE-2022-2520 (🔍)
GCVE (CVE): GCVE-0-2022-2520
GCVE (VulDB): GCVE-100-207703
EUVD: 🔍

Entryinfo

Created: 09/01/2022 16:14
Updated: 05/26/2026 00:04
Changes: 09/01/2022 16:14 (41), 10/11/2022 08:16 (11), 06/17/2025 14:15 (16), 05/26/2026 00:04 (1)
Complete: 🔍
Cache ID: 216::103