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HIGH

CVE-2021-38557

CVSS v3

8.8

HIGH

EPSS Score

2.2 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

raspap-webgui in RaspAP 2.6.6 allows attackers to execute commands as root because of the insecure sudoers permissions. The www-data account can execute /etc/raspap/hostapd/enablelog.sh as root with no password; however, the www-data account can also overwrite /etc/raspap/hostapd/enablelog.sh with any executable content.

Technical details

Published
2021-08-24

Frequently asked questions

What is CVE-2021-38557?

raspap-webgui in RaspAP 2.6.6 allows attackers to execute commands as root because of the insecure sudoers permissions. The www-data account can execute /etc/raspap/hostapd/enablelog.sh as root with no password; however, the www-data account can also overwrite /etc/raspap/hostapd/enablelog.sh with any executable content.

Is CVE-2021-38557 actively exploited?

Active exploitation of CVE-2021-38557 has not been confirmed. Its EPSS score was 2.2% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-38557?

CVE-2021-38557 has a CVSS v3 base score of 8.8 (HIGH severity).

Is CVE-2021-38557 affecting your environment?

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