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CVE-2024-2756— __Host-/__Secure- cookie bypass due to partial CVE-2022-31629 fix

Quick assessment

Affected
PHP Group PHP
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

PHP是一种在服务器端执行的脚本语言。 PHP存在安全漏洞，该漏洞源于允许设置一个标准的不安全cookie。

CVSS 6.5 · Medium EPSS 38.12% · P99

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2024-2756

Vulnerability Information
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Vulnerability Title
__Host-/__Secure- cookie bypass due to partial CVE-2022-31629 fix
Source: CVE Program / CVE List V5
Vulnerability Description
Due to an incomplete fix to CVE-2022-31629 https://github.com/advisories/GHSA-c43m-486j-j32p , network and same-site attackers can set a standard insecure cookie in the victim's browser which is treated as a __Host- or __Secure- cookie by PHP applications.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
PHP 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PHP是一种在服务器端执行的脚本语言。 PHP存在安全漏洞，该漏洞源于允许设置一个标准的不安全cookie。
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
PHP Group PHP 8.1.* ~ 8.1.28 -

II. Public POCs for CVE-2024-2756

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III. Intelligence Information for CVE-2024-2756

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Vendor Advisories for CVE-2024-2756 (2)

Mailing List Discussions for CVE-2024-2756 (2)

Same Patch Batch · PHP Group · 2024-04-29 · 4 CVEs total

CVE-2024-1874 9.4 CRITICAL Command injection via array-ish $command parameter of proc_open()
CVE-2024-2757 7.5 HIGH PHP mb_encode_mimeheader runs endlessly for some inputs
CVE-2024-3096 6.5 MEDIUM PHP function password_verify can erroneously return true when argument contains NUL

IV. Related Vulnerabilities

Same product: PHP
Same vendor: PHP Group
Same weakness: CWE-20

V. Comments for CVE-2024-2756

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