CVE-2017-20220

Serviio PRO 1.8 contains an improper access control vulnerability in the Configuration REST API that allows unauthenticated attackers to change the mediabrowser login password. Attackers can send specially crafted requests to the REST API endpoints to modify credentials without authentication.

CVSS v4.0

8.7 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.40% chance of exploitation in the next 30 days, 33th percentile

Published

2026-03-15

Updated

2026-03-16

Proof-of-concept exploits (3)

• https://www.exploit-db.com/exploits/41960/
• https://packetstormsecurity.com/files/142386
• http://www.securitylab.ru/poc/486047.php

References

• CVE Record
• NVD entry

Related

• CVE-2017-20219
• CVE-2017-20221
• CVE-2017-20218
• CVE-2017-20222
• CVE-2017-20217
• CVE-2017-20223