CVE-2026-11770

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An unauthenticated remote attacker can inject LDAP search filters into the CleanAllRUV replication status-check extended operation. 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An unauthenticated remote attacker can inject LDAP search filters into the CleanAllRUV replication status-check extended operation. 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{"acknowledgement": "This issue was discovered by Ian Murphy (Red Hat).", "bugzilla": {"description": "389-ds-base: 389-ds-base: pre-auth LDAP filter injection in CleanAllRUV status check", "id": "2484802", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2484802"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "status": "draft"}, "cwe": "CWE-90", "details": ["A flaw was found in 389 Directory Server. An unauthenticated remote attacker can inject LDAP search filters into the CleanAllRUV replication status-check extended operation. Because the handler performs the search against cn=config with elevated replication plugin privileges and returns a boolean match result, the attacker can extract sensitive server configuration metadata, including replication bind DNs and password storage scheme information."], "mitigation": {"lang": "en:us", "value": "Set nsslapd-allow-anonymous-access to rootdse or off. Restrict LDAP ports to trusted networks. Monitor for extop OID 2.16.840.1.113730.3.6.8. Use strong replication manager passwords."}, "name": "CVE-2026-11770", "package_state": [{"cpe": "cpe:/a:redhat:directory_server:11", "fix_state": "Affected", "package_name": "redhat-ds:11/389-ds-base", "product_name": "Red Hat Directory Server 11"}, {"cpe": "cpe:/a:redhat:directory_server:12", "fix_state": "Affected", "package_name": "redhat-ds:12/389-ds-base", "product_name": "Red Hat Directory Server 12"}, {"cpe": "cpe:/a:redhat:directory_server:13", "fix_state": "Affected", "package_name": "389-ds-base", "product_name": "Red Hat Directory Server 13"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "389-ds-base", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "389-ds-base", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Affected", "package_name": "389-ds-base", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "389-ds-base", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "389-ds-base", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-07-31T09:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-11770\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-11770\nhttps://github.com/389ds/389-ds-base/blob/main/ldap/servers/plugins/replication/repl_extop.c"], "statement": "A Moderate impact information disclosure flaw was found in 389 Directory Server. An unauthenticated remote attacker can exploit an LDAP filter injection vulnerability in the CleanAllRUV status-check extended operation. Red Hat products with `nsslapd-allow-anonymous-access` enabled by default are particularly susceptible.", "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": null}], "enrichment": {"confidence": 80.0, "confidence_source": "inferred", "scores": [{"score": 80.0, "source": "inferred"}, {"score": 83.0, "source": "matching"}]}, "product": "389-ds-base", "vendor": "port389"}, {"configurations": [{"platform": null, "status": "affected", "versions": null}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "Red Hat Enterprise Linux 10", "source": "cna", "vendor": "Red Hat"}, "product": "enterprise_linux", "vendor": "redhat"}, {"configurations": [{"platform": null, "status": "affected", "versions": null}], "enrichment": {"confidence": 92.0, "confidence_source": "matching", "scores": [{"score": 92.0, "source": "matching"}]}, "original": {"product": "Red Hat Directory Server 11", "source": "cna", "vendor": "Red Hat"}, "product": "redhat_directory_server", "vendor": "redhat"}], "created": "2026-08-02T04:30:13.764112+00:00", "updated": "2026-08-02T20:32:57.139441+00:00", "vendors": ["port389", "port389$PRODUCT$389-ds-base", "redhat", "redhat$PRODUCT$enterprise_linux", "redhat$PRODUCT$redhat_directory_server"]}