CVE-2023-3824
9.4
CRITICAL · CVSS 3.1 · EPSS 21.8% (pctl 98)
Patch early
EPSS 21.8% — above the 10% action threshold.
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.
Scoring
| CVSS | 9.4 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L |
| EPSS | 21.79% — more likely to be exploited than 98% of all CVEs |
| Weakness | CWE-119 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2023-08-11 |
| Last modified | 2026-06-17 |
Affected (3)
| Vendor | Product |
|---|---|
| debian | debian linux |
| fedoraproject | fedora |
| php | php |
References
- https://github.com/php/php-src/security/advisories/GHSA-jqcx-ccgc-xwhv
- https://lists.debian.org/debian-lts-announce/2023/09/msg00002.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7NBF77WN6DTVTY2RE73IGPYD6M4PIAWA/
- https://security.netapp.com/advisory/ntap-20230825-0001/
- https://github.com/php/php-src/security/advisories/GHSA-jqcx-ccgc-xwhv
- https://lists.debian.org/debian-lts-announce/2023/09/msg00002.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7NBF77WN6DTVTY2RE73IGPYD6M4PIAWA/
- https://security.netapp.com/advisory/ntap-20230825-0001/
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