CVE-2023-3824
Last modified
CVE-2023-3824 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 8.00% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Php | Php | >= 8.0.0, < 8.0.30 |
| Php | Php | >= 8.1.0, < 8.1.22 |
| Php | Php | >= 8.2.0, < 8.2.9 |
| Fedoraproject | Fedora | 38 |
| Debian | Debian Linux | 10.0 |
References
- https://github.com/php/php-src/security/advisories/GHSA-jqcx-ccgc-xwhvExploit, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20230825-0001/Third Party Advisory
- https://github.com/php/php-src/security/advisories/GHSA-jqcx-ccgc-xwhvExploit, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20230825-0001/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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