octobercms/october · Security
Privilege escalation by backend users assigned to the default "Publisher" system role
- GHSA ID
- GHSA-rfjc-xrmf-5vvw
- CVE ID
- CVE-2020-15248
- Severity
- low
- Published
- Updated
- CVSS
- 4 · CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L
- CVSS v3
- 4 · CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L
Description
Impact
Backend users with the default "Publisher" system role have access to create & manage users where they can choose which role the new user has. This means that a user with "Publisher" access has the ability to escalate their access to "Developer" access.
Patches
Issue has been patched in Build 470 (v1.0.470) & v1.1.1.
Workarounds
Apply https://github.com/octobercms/october/commit/78a37298a4ed4602b383522344a31e311402d829 to your installation manually if unable to upgrade to Build 470 or v1.1.1.
References
Reported by Hoan Hoang
For more information
If you have any questions or comments about this advisory:
- Email us at [email protected]
Threat assessment:
CWEs
- CWE-269 · Improper Privilege Management
- CWE-863 · Incorrect Authorization
References
- https://github.com/octobercms/october/security/advisories/GHSA-rfjc-xrmf-5vvw ↗
- https://github.com/octobercms/october/commit/4c650bb775ab849e48202a4923bac93bd74f9982 ↗
- https://nvd.nist.gov/vuln/detail/CVE-2020-15248 ↗
- https://github.com/octobercms/october/commit/78a37298a4ed4602b383522344a31e311402d829 ↗
- https://github.com/advisories/GHSA-rfjc-xrmf-5vvw ↗