CVE-2021-21703
phpVulnerabilityCVSS 7.8PatchedPoC
A public proof-of-concept or exploit code is available, raising the risk of active exploitation. A fixed version is available (see the table below).
Recommended action: Update to the fixed version listed for your distribution using the native package manager.
Severity metrics
CVSS 3.1 : 7.8 HIGH · CVSS 2.0 : 6.9 MEDIUM
Attack vectorLocal
Attack complexityHigh
Privileges requiredLow
User interactionNone
ScopeChanged
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Vector: AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected & fixed versions by distribution
Versions are the native distribution strings (backport-aware): RHEL/Debian/SUSE backport fixes, so compare with the distro version comparator (dpkg / rpm / vercmp), not the upstream version.
| Distribution | Package | Affected | Fixed version | Status |
|---|---|---|---|---|
| Arch | php | 8.0.11-2 | 8.0.12-1 | fixed |
| SUSE:Linux Enterprise Module for Package Hub 15 SP2 | php7 | - | 7.4.6-3.29.1 | fixed |
| SUSE:Linux Enterprise Module for Package Hub 15 SP3 | php7 | - | 7.4.6-3.29.1 | fixed |
| SUSE:Linux Enterprise Module for Web and Scripting 15 SP2 | php7 | - | 7.4.6-3.29.1 | fixed |
| SUSE:Linux Enterprise Module for Web and Scripting 15 SP3 | php7 | - | 7.4.6-3.29.1 | fixed |
| SUSE:Linux Enterprise High Performance Computing 15-ESPOS | php7 | - | 7.2.5-4.89.4 | fixed |
| SUSE:Linux Enterprise High Performance Computing 15-LTSS | php7 | - | 7.2.5-4.89.4 | fixed |
| SUSE:Linux Enterprise High Performance Computing 15 SP1-ESPOS | php7 | - | 7.2.5-4.89.4 | fixed |
| SUSE:Linux Enterprise High Performance Computing 15 SP1-LTSS | php7 | - | 7.2.5-4.89.4 | fixed |
| SUSE:Linux Enterprise Server 15-LTSS | php7 | - | 7.2.5-4.89.4 | fixed |
| SUSE:Linux Enterprise Server 15 SP1-BCL | php7 | - | 7.2.5-4.89.4 | fixed |
| SUSE:Linux Enterprise Server 15 SP1-LTSS | php7 | - | 7.2.5-4.89.4 | fixed |
| SUSE:Linux Enterprise Server for SAP Applications 15 | php7 | - | 7.2.5-4.89.4 | fixed |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP1 | php7 | - | 7.2.5-4.89.4 | fixed |
| SUSE:Enterprise Storage 6 | php7 | - | 7.2.5-4.89.4 | fixed |
| SUSE:Linux Enterprise High Performance Computing 15-ESPOS | php7 | - | 7.2.34-150000.4.103.1 | fixed |
| SUSE:Linux Enterprise High Performance Computing 15-LTSS | php7 | - | 7.2.34-150000.4.103.1 | fixed |
| SUSE:Linux Enterprise High Performance Computing 15 SP1-ESPOS | php7 | - | 7.2.34-150000.4.103.1 | fixed |
| SUSE:Linux Enterprise High Performance Computing 15 SP1-LTSS | php7 | - | 7.2.34-150000.4.103.1 | fixed |
| SUSE:Linux Enterprise Server 15-LTSS | php7 | - | 7.2.34-150000.4.103.1 | fixed |
| SUSE:Linux Enterprise Server 15 SP1-BCL | php7 | - | 7.2.34-150000.4.103.1 | fixed |
| SUSE:Linux Enterprise Server 15 SP1-LTSS | php7 | - | 7.2.34-150000.4.103.1 | fixed |
| SUSE:Linux Enterprise Server for SAP Applications 15 | php7 | - | 7.2.34-150000.4.103.1 | fixed |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP1 | php7 | - | 7.2.34-150000.4.103.1 | fixed |
| SUSE:Enterprise Storage 6 | php7 | - | 7.2.34-150000.4.103.1 | fixed |
| openSUSE:Leap 15.4 | php7 | - | 7.2.34-150000.4.103.1 | fixed |
| SUSE:Linux Enterprise Module for Package Hub 15 SP3 | php7 | - | 7.4.33-150200.3.46.2 | fixed |
| SUSE:Linux Enterprise Module for Web and Scripting 15 SP3 | php7 | - | 7.4.33-150200.3.46.2 | fixed |
| SUSE:Linux Enterprise High Performance Computing 15 SP2-ESPOS | php7 | - | 7.4.33-150200.3.46.2 | fixed |
| SUSE:Linux Enterprise High Performance Computing 15 SP2-LTSS | php7 | - | 7.4.33-150200.3.46.2 | fixed |
| SUSE:Linux Enterprise Server 15 SP2-BCL | php7 | - | 7.4.33-150200.3.46.2 | fixed |
| SUSE:Linux Enterprise Server 15 SP2-LTSS | php7 | - | 7.4.33-150200.3.46.2 | fixed |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP2 | php7 | - | 7.4.33-150200.3.46.2 | fixed |
| SUSE:Manager Proxy 4.1 | php7 | - | 7.4.33-150200.3.46.2 | fixed |
| SUSE:Manager Retail Branch Server 4.1 | php7 | - | 7.4.33-150200.3.46.2 | fixed |
| SUSE:Manager Server 4.1 | php7 | - | 7.4.33-150200.3.46.2 | fixed |
| SUSE:Enterprise Storage 7 | php7 | - | 7.4.33-150200.3.46.2 | fixed |
| openSUSE:Leap 15.3 | php7 | - | 7.4.33-150200.3.46.2 | fixed |
| openSUSE:Leap 15.4 | php7 | - | 7.4.33-150200.3.46.2 | fixed |
| SUSE:Linux Enterprise Module for Web and Scripting 15 SP4 | php8 | - | 8.0.24-150400.4.14.1 | fixed |
| openSUSE:Leap 15.4 | php8 | - | 8.0.24-150400.4.14.1 | fixed |
| openSUSE:Leap 15.2 | php7 | - | 7.4.6-lp152.2.21.1 | fixed |
| openSUSE:Leap 15.3 | php7 | - | 7.4.6-3.29.1 | fixed |
| openSUSE:Tumbleweed | php7 | - | 7.4.25-1.1 | fixed |
| openSUSE:Tumbleweed | php8 | - | 8.0.12-1.1 | fixed |
| Red Hat:enterprise_linux:8::appstream | php | - | 0:7.4.19-2.module+el8.6.0+13953+0a59ce9f | fixed |