CVE-2020-26542
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.54%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.54% probability · 73th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-287
- Affected
- percona/percona server
- Source
- cve@mitre.org
References
- https://jira.percona.com/browse/PS-7358Issue Tracking, Permissions Required, Vendor Advisory
- https://jira.percona.com/browse/PSMDB-726Issue 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.htmlRelease Notes, Vendor Advisory
- https://jira.percona.com/browse/PS-7358Issue Tracking, Permissions Required, Vendor Advisory
- https://jira.percona.com/browse/PSMDB-726Issue 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.htmlRelease Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.