SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-3824

In PHP version 8.0.* before 8.0.30, 8.1.* before 8.1.22, and 8.2.* before 8.2.8, when loading phar file, while reading PHAR directory entries, insufficient length checking may lead to a stack buffer overflow, leading potentially to memory corruption or…

CRITICAL 9.8EPSS 21.8%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 21.8%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.

Description

In PHP version 8.0.* before 8.0.30,  8.1.* before 8.1.22, and 8.2.* before 8.2.8, when loading phar file, while reading PHAR directory entries, insufficient length checking may lead to a stack buffer overflow, leading potentially to memory corruption or RCE.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
21.79% probability · 97th percentile
CISA KEV
Not listed
Weakness
CWE-119
Affected
php/php · fedoraproject/fedora · debian/debian linux
Source
security@php.net

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.