CVE-2021-33356

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2021-06-09 · updated 2026-06-17
Weakness: CWE-269

Description

Multiple privilege escalation vulnerabilities in RaspAP 1.5 to 2.6.5 could allow an authenticated remote attacker to inject arbitrary commands to /installers/common.sh component that can result in remote command execution with root privileges.

Affected products

raspap-webgui: from 1.5 through 2.6.5

References

https://gist.github.com/omriinbar/52c000c02a6992c6ce68d531195f69cf
https://github.com/RaspAP/raspap-webgui/blob/5a7b77459839c9420fac0d10ec28cee1af9bb782/installers/common.sh#L216
https://github.com/RaspAP/raspap-webgui/blob/5a7b77459839c9420fac0d10ec28cee1af9bb782/installers/common.sh#L231
https://github.com/RaspAP/raspap-webgui/blob/5a7b77459839c9420fac0d10ec28cee1af9bb782/installers/common.sh#L314
https://github.com/RaspAP/raspap-webgui/blob/5a7b77459839c9420fac0d10ec28cee1af9bb782/installers/common.sh#L407
https://github.com/RaspAP/raspap-webgui/blob/5a7b77459839c9420fac0d10ec28cee1af9bb782/installers/common.sh#L510
https://gist.github.com/omriinbar/52c000c02a6992c6ce68d531195f69cf
https://github.com/RaspAP/raspap-webgui/blob/5a7b77459839c9420fac0d10ec28cee1af9bb782/installers/common.sh#L216
https://github.com/RaspAP/raspap-webgui/blob/5a7b77459839c9420fac0d10ec28cee1af9bb782/installers/common.sh#L231
https://github.com/RaspAP/raspap-webgui/blob/5a7b77459839c9420fac0d10ec28cee1af9bb782/installers/common.sh#L314
https://github.com/RaspAP/raspap-webgui/blob/5a7b77459839c9420fac0d10ec28cee1af9bb782/installers/common.sh#L407
https://github.com/RaspAP/raspap-webgui/blob/5a7b77459839c9420fac0d10ec28cee1af9bb782/installers/common.sh#L510

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