pcs before versions 0.9.164 and 0.10 is vulnerable to a debug parameter removal bypass. REST interface of the pcsd service did not properly remove the pcs debug argument from the /run_pcs query, possibly disclosing sensitive information. A remote attacker with a valid token could use this flaw to elevate their privilege.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.0 Base Score: 4.3
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | amazon-linux-ami-2-upgrade-pcsamazon-linux-ami-2-upgrade-pcs-debuginfoamazon-linux-ami-2-upgrade-pcs-snmp | Apr 27, 2020 | Apr 12, 2018 | |
| Centos_linux | — | centos-upgrade-pcscentos-upgrade-pcs-debuginfocentos-upgrade-pcs-snmp | Jun 1, 2018 | Apr 10, 2018 |
| Debian | debian-upgrade-pcs | Apr 12, 2018 | Apr 10, 2018 | |
| Oracle_linux | — | oracle-linux-upgrade-pcsoracle-linux-upgrade-pcs-snmp | May 1, 2018 | Apr 9, 2018 |
| Redhat_linux | — | redhat-upgrade-pcsredhat-upgrade-pcs-debuginforedhat-upgrade-pcs-snmp | Apr 11, 2018 | Apr 10, 2018 |
| Ubuntu | ubuntu-pro-upgrade-pcs | Jun 26, 2025 | Apr 12, 2018 |
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