Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2023-38252— W3m: out of bounds read in strnew_size() at w3m/str.c

Quick assessment

Affected
Red Hat Red Hat Enterprise Linux 6
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 Str.c 的 Strnew_size 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

T1499 · Endpoint Denial of Service
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2023-38252

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
W3m: out of bounds read in strnew_size() at w3m/str.c
Source: CVE Program / CVE List V5
Vulnerability Description
An out-of-bounds read flaw was found in w3m, in the Strnew_size function in Str.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 Str.c 的 Strnew_size 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
Red Hat Red Hat Enterprise Linux 6 - cpe:/o:redhat:enterprise_linux:6

II. Public POCs for CVE-2023-38252

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2023-38252

请登录查看更多情报信息。

Vendor Advisories for CVE-2023-38252 (2)

Mailing List Discussions for CVE-2023-38252 (3)

Other References for CVE-2023-38252 (1)

IV. Related Vulnerabilities

Same product: Red Hat Enterprise Linux 6
Same vendor: Red Hat
Same weakness: CWE-125

V. Comments for CVE-2023-38252

No comments yet

Leave a comment