Vulnerability Details : CVE-2020-15248
October is a free, open-source, self-hosted CMS platform based on the Laravel PHP Framework. In October CMS from version 1.0.319 and before version 1.0.470, 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. Issue has been patched in Build 470 (v1.0.470) & v1.1.1.
Products affected by CVE-2020-15248
- cpe:2.3:a:octobercms:october:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-15248
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 10 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-15248
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST | |
|
4.2
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L |
0.8
|
3.4
|
NIST | |
|
4.0
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L |
0.6
|
3.4
|
GitHub, Inc. |
CWE ids for CVE-2020-15248
-
The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.Assigned by: nvd@nist.gov (Primary)
-
The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.Assigned by: security-advisories@github.com (Secondary)
References for CVE-2020-15248
-
https://github.com/octobercms/october/security/advisories/GHSA-rfjc-xrmf-5vvw
Privilege escalation by backend users assigned to the default "Publisher" system role · Advisory · octobercms/october · GitHubThird Party Advisory
-
https://github.com/octobercms/october/commit/78a37298a4ed4602b383522344a31e311402d829
Tightened up the default permissions granted to the "Publisher" syste… · octobercms/october@78a3729 · GitHubPatch;Third Party Advisory
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