CVE-2024-2757

CWE-400 — Uncontrolled Resource ConsumptionCWE-8356 documents6 sources
Severity
7.5HIGH
EPSS
0.6%
top 29.82%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
PHP Group PHPPHP PHP
Timeline
PublishedApr 29

Description

In PHP 8.3.* before 8.3.5, function mb_encode_mimeheader() runs endlessly for some inputs that contain long strings of non-space characters followed by a space. This could lead to a potential DoS attack if a hostile user sends data to an application that uses this function.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages3 packages

▶NVDphp/php8.3.0 — 8.3.5
▶CVEListV5php_group/php8.3.* — 8.3.5
▶Ubuntuphp8.3< 8.3.6-0maysync1

🔴Vulnerability Details

2
OSV
CVE-2024-2757: In PHP 8↗2024-04-29
▶
CVEList
PHP mb_encode_mimeheader runs endlessly for some inputs↗2024-04-29
▶

📋Vendor Advisories

3
Red Hat
php: mb_encode_mimeheader runs endlessly for some inputs↗2024-04-12
▶
Microsoft
PHP mb_encode_mimeheader runs endlessly for some inputs↗2024-04-09
▶
Debian
CVE-2024-2757: php7.4 - In PHP 8.3.* before 8.3.5, function mb_encode_mimeheader() runs endlessly for so...↗2024
▶
CVE-2024-2757 (HIGH CVSS 7.5) | In PHP 8.3.* before 8.3.5 | cvebase.io