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CVE-2023-38253— W3m: out of bounds read in growbuf_to_str() at w3m/indep.c

Quick assessment

Affected
n/a w3m
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.

w3m是Tatsuya Kinoshita个人开发者的一种具有 WWW 功能的寻呼机。 w3m存在安全漏洞，该漏洞源于 indep.c 的 growbuf_to_Str 方法存在越界读取问题，可能导致拒绝服务攻击。

CVSS 4.7 · Medium EPSS 0.36% · P29

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2023-38253

Vulnerability Information
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Vulnerability Title
W3m: out of bounds read in growbuf_to_str() at w3m/indep.c
Source: CVE Program / CVE List V5
Vulnerability Description
An out-of-bounds read flaw was found in w3m, in the growbuf_to_Str function in indep.c. This issue may allow an attacker to cause a denial of service through a crafted HTML file.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
w3m 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
w3m是Tatsuya Kinoshita个人开发者的一种具有 WWW 功能的寻呼机。 w3m存在安全漏洞，该漏洞源于 indep.c 的 growbuf_to_Str 方法存在越界读取问题，可能导致拒绝服务攻击。
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
- w3m - -
Red Hat Red Hat Enterprise Linux 6 - cpe:/o:redhat:enterprise_linux:6
Fedora Extra Packages for Enterprise Linux - -
Fedora Fedora - -

II. Public POCs for CVE-2023-38253

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III. Intelligence Information for CVE-2023-38253

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Vendor Advisories for CVE-2023-38253 (2)

Mailing List Discussions for CVE-2023-38253 (3)

Other References for CVE-2023-38253 (1)

Same Patch Batch · n/a · 2023-07-14 · 21 CVEs total

CVE-2023-32761 8.1 HIGH Archer Platform 跨站请求伪造漏洞
CVE-2023-32760 7.7 HIGH Archer Platform 安全漏洞
CVE-2023-32759 7.5 HIGH Archer Platform 安全漏洞
CVE-2023-37224 6.0 MEDIUM Archer Platform 日志信息泄露漏洞
CVE-2023-37223 5.4 MEDIUM Archer Platform 跨站脚本漏洞
CVE-2023-38336 Debian rsh-client 命令注入漏洞
CVE-2023-37723 Tenda F1202 缓冲区错误漏洞
CVE-2023-38337 rswag 路径遍历漏洞
CVE-2023-37793 WAYOS FBM-291W 安全漏洞
CVE-2023-37794 WAYOS FBM-291W 命令注入漏洞
CVE-2023-38325 python-cryptography 信任管理问题漏洞
CVE-2023-38286 Thymeleaf 命令注入漏洞
CVE-2023-37714 Tenda F1202 缓冲区错误漏洞
CVE-2023-37715 Tenda F1202 缓冲区错误漏洞
CVE-2023-37716 Tenda F1202 缓冲区错误漏洞
CVE-2023-37717 Tenda F1202 缓冲区错误漏洞
CVE-2023-37718 Tenda F1202 缓冲区错误漏洞
CVE-2023-37719 Tenda F1202 缓冲区错误漏洞
CVE-2023-37721 Tenda F1202 缓冲区错误漏洞
CVE-2023-37722 Tenda F1202 缓冲区错误漏洞

IV. Related Vulnerabilities

Same product: w3m
Same vendor: n/a
Same weakness: CWE-125

V. Comments for CVE-2023-38253

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