phar wrapper can occur dos when using quine gzip file
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Partial Red Hat: 2 fixed, 3 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-674.
Summary
In PHP versions before 7.4.31, 8.0.24 and 8.1.11, the phar uncompressor code would recursively uncompress "quines" gzip files, resulting in an infinite loop.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| PHP Group | PHP | 7.4.X to before 7.4.31; 8.0.X to before 8.0.24; 8.1.X to before 8.1.11 | 7.4.31, 8.0.24, 8.1.11 | Patch available | CNA |
- PHP VendorPHP Group Affected 7.4.X to before 7.4.31; 8.0.X to before 8.0.24; 8.1.X to before 8.1.11 Fixed in 7.4.31, 8.0.24, 8.1.11 Patch available CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:php:php:*:*:*:*:*:*:*:* | before 7.4.31; 8.0.0 to before 8.0.24; 8.1.0 to before 8.1.11 | Vulnerable | PHP |
| cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* | 35 | Vulnerable | Fedoraproject |
| cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:* | 36 | Vulnerable | Fedoraproject |
| cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:* | 37 | Vulnerable | Fedoraproject |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* | 11.0 | Vulnerable | Debian |
- cpe:2.3:a:php:php:*:*:*:*:*:*:*:* Versions before 7.4.31; 8.0.0 to before 8.0.24; 8.1.0 to before 8.1.11 Vulnerable ·PHP
- cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* Versions 35 Vulnerable ·Fedoraproject
- cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:* Versions 36 Vulnerable ·Fedoraproject
- cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:* Versions 37 Vulnerable ·Fedoraproject
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* Versions 11.0 Vulnerable ·Debian
Remediation
- Fix · CNA PHP (PHP Group) Fixed in 7.4.31, 8.0.24, 8.1.11
Red Hat 4 advisories
- RHSA-2023:2903 Released 2023-05-16 · Red Hat rating Moderatephp:7.4 security update
- Red Hat Enterprise Linux AppStream (v. 8) apcu-panel-5.1.18-1.module+el8.3.0+6678+b09f589e.noarch::php:7.4, libzip-1.6.1-1.module+el8.3.0+6678+b09f589e.aarch64::php:7.4, libzip-1.6.1-1.module+el8.3.0+6678+b09f589e.ppc64le::php:7.4 +47
- RHSA-2023:2417 Released 2023-05-09 · Red Hat rating Moderatephp:8.1 security update
- Red Hat Enterprise Linux AppStream (v. 9) apcu-panel-5.1.21-1.module+el9.1.0.z+15477+cb86791d.noarch::php:8.1, php-8.1.14-1.module+el9.2.0+17911+b059dfc2.aarch64::php:8.1, php-8.1.14-1.module+el9.2.0+17911+b059dfc2.ppc64le::php:8.1 +47
- RHSA-2023:0965 Released 2023-02-28 · Red Hat rating Moderatephp security update
- Red Hat Enterprise Linux AppStream (v. 9) php-8.0.27-1.el9_1, php-bcmath-8.0.27-1.el9_1, php-cli-8.0.27-1.el9_1 +22
Show 1 more Red Hat advisories
- RHSA-2023:0848 Released 2023-02-21 · Red Hat rating Moderatephp:8.0 security update
- Red Hat Enterprise Linux AppStream (v. 8) apcu-panel-5.1.20-1.module+el8.6.0+13671+84712317.noarch::php:8.0, libzip-1.7.3-1.module+el8.6.0+13671+84712317.aarch64::php:8.0, libzip-1.7.3-1.module+el8.6.0+13671+84712317.ppc64le::php:8.0 +47
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
PHP — FEDORA-2022-f204e1d0ed
2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2022-13553 $_COOKIE names string replacement (. -> _): cookie integrity vulnerabilitiesPriority MEDIUM 60
- Advisory ·
PHP — FEDORA-2022-afdea1c747
2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2022-13553 $_COOKIE names string replacement (. -> _): cookie integrity vulnerabilitiesPriority MEDIUM 60
Show 3 more groups
- Advisory ·
PHP — FEDORA-2022-0b77fbd9e7
2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2022-13553 $_COOKIE names string replacement (. -> _): cookie integrity vulnerabilitiesPriority MEDIUM 60
- Advisory ·
PHP — GLSA-202211-03
2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2022-13553 $_COOKIE names string replacement (. -> _): cookie integrity vulnerabilitiesPriority MEDIUM 60
- Advisory ·
PHP — DSA-5277
2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2022-13553 $_COOKIE names string replacement (. -> _): cookie integrity vulnerabilitiesPriority MEDIUM 60
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Out of support scope |
| Red Hat Software Collections | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2023:0848, RHSA-2023:2903 |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2023:0965, RHSA-2023:2417 |
Timeline
- 2026-10-02 Threatist record created from CVE-2022-31628
- 2026-10-03 Alias added: GHSA-cj46-35hf-rv96
- 2026-10-29 EPSS moved to the 50th–90th percentile
References
More PHP Group vulnerabilities
- TI-2024-04260 Argument Injection in PHP-CGI KEVCVSS 3.1CRITICAL 9.8
- TI-2026-78794 PHP remote code execution via stale global state KEVCVSS 4.0CRITICAL 9.2
- TI-2026-78793 Out-of-memory handling flaw in PHP allows remote code execution KEVCVSS 4.0CRITICAL 9.2
- TI-2024-01743 Command injection via array-ish $command parameter of proc_open() CVSS 3.1CRITICAL 9.4
- TI-2022-13555 PDO::quote() may return unquoted string CVSS 3.1CRITICAL 9.1
- TI-2024-10408 Reference counting in php_request_shutdown causes Use-After-Free CVSS 4.0CRITICAL 9.2
Sources
- CVE-2022-31628 · CVE Program
- CVE-2022-31628 · NVD
- FIRST EPSS
- GHSA-cj46-35hf-rv96 · GitHub Advisory Database · CC BY 4.0
- CVE-2022-31628 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences