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CVE-2023-40745— Libtiff: integer overflow in tiffcp.c

Quick assessment

Affected
Red Hat Red Hat Enterprise Linux 9
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

LibTIFF是一个读写TIFF（标签图像文件格式）文件的库。该库包含一些处理TIFF文件的命令行工具。 LibTIFF 存在安全漏洞，该漏洞源于容易受到整数溢出的影响，允许远程攻击者造成拒绝服务或可能通过精心设计的 tiff 图像执行任意代码，从而触发基于堆的缓冲区溢出。

CVSS 6.5 · Medium EPSS 1.41% · P72

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2023-40745

Vulnerability Information
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Vulnerability Title
Libtiff: integer overflow in tiffcp.c
Source: CVE Program / CVE List V5
Vulnerability Description
LibTIFF is vulnerable to an integer overflow. This flaw allows remote attackers to cause a denial of service (application crash) or possibly execute an arbitrary code via a crafted tiff image, which triggers a heap-based buffer overflow.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
整数溢出或超界折返
Source: CVE Program / CVE List V5
Vulnerability Title
LibTIFF 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LibTIFF是一个读写TIFF（标签图像文件格式）文件的库。该库包含一些处理TIFF文件的命令行工具。 LibTIFF 存在安全漏洞，该漏洞源于容易受到整数溢出的影响，允许远程攻击者造成拒绝服务或可能通过精心设计的 tiff 图像执行任意代码，从而触发基于堆的缓冲区溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Red Hat Red Hat Enterprise Linux 9 0:4.4.0-12.el9 ~ * cpe:/a:redhat:enterprise_linux:9::crb
Red Hat Red Hat Enterprise Linux 6 - cpe:/o:redhat:enterprise_linux:6
Red Hat Red Hat Enterprise Linux 7 - cpe:/o:redhat:enterprise_linux:7
Red Hat Red Hat Enterprise Linux 7 - cpe:/o:redhat:enterprise_linux:7
Red Hat Red Hat Enterprise Linux 8 - cpe:/o:redhat:enterprise_linux:8
Red Hat Red Hat Enterprise Linux 8 - cpe:/o:redhat:enterprise_linux:8
Red Hat Red Hat Enterprise Linux 8 - cpe:/o:redhat:enterprise_linux:8

II. Public POCs for CVE-2023-40745

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III. Intelligence Information for CVE-2023-40745

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Vendor Advisories for CVE-2023-40745 (3)

IV. Related Vulnerabilities

Same weakness: CWE-190

V. Comments for CVE-2023-40745

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