CVEvulnerability
CVE-2020-26542
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2020-11-09
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-287
Description
An issue was discovered in the MongoDB Simple LDAP plugin through 2020-10-02 for Percona Server when using the SimpleLDAP authentication in conjunction with Microsoft’s Active Directory, Percona has discovered a flaw that would allow authentication to complete when passing a blank value for the account password, leading to access against the service integrated with which Active Directory is deployed at the level granted to the authenticating account.
Affected configurations
• percona percona server (<= 2020-10-02)
Related
Weakness · CWE (1)
- CWE-287 Improper Authentication weakness
References
- https://jira.percona.com/browse/PS-7358 Issue Tracking, Permissions Required, Vendor Advisory
- https://jira.percona.com/browse/PSMDB-726 Issue Tracking, Permissions Required, Vendor Advisory
- https://www.percona.com/blog/2020/10/13/percona-distribution-for-mysql-pxc-variant-8-0-20-fixes-for-security-vulnerability-release-roundup-october-13-2020/ Release Notes, Vendor Advisory
- https://www.percona.com/doc/percona-distribution-mysql/8.0/release-notes-pxc-v8.0.20.upd2.html Release Notes, Vendor Advisory
- https://jira.percona.com/browse/PS-7358 Issue Tracking, Permissions Required, Vendor Advisory
- https://jira.percona.com/browse/PSMDB-726 Issue Tracking, Permissions Required, Vendor Advisory
- https://www.percona.com/blog/2020/10/13/percona-distribution-for-mysql-pxc-variant-8-0-20-fixes-for-security-vulnerability-release-roundup-october-13-2020/ Release Notes, Vendor Advisory
- https://www.percona.com/doc/percona-distribution-mysql/8.0/release-notes-pxc-v8.0.20.upd2.html Release Notes, Vendor Advisory