CVE-2011-1561

NONECVSS 0.0Trending — 3 sources updated this week

0.0

The LDAP login feature in bos.rte.security 6.1.6.4 in IBM AIX 6.1, when ldap_auth is enabled in ldap.cfg, allows remote attackers to bypass authentication via a login attempt with an arbitrary password.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 59.3%
KEV: Not listed

Published

April 5, 2011

Last Modified

April 29, 2026

References (10)

cve@mitrehttp://aix.software.ibm.com/aix/efixes/security/ldapauth_advisory.asc
cve@mitrehttp://secunia.com/advisories/43968
cve@mitrehttp://securitytracker.com/id?1025273
cve@mitrehttp://www-01.ibm.com/support/docview.wss?uid=isg1IZ97416
cve@mitrehttp://www.vupen.com/english/advisories/2011/0836
af854a3a-2127-422b-91ae-364da2661108http://aix.software.ibm.com/aix/efixes/security/ldapauth_advisory.asc
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/43968
af854a3a-2127-422b-91ae-364da2661108http://securitytracker.com/id?1025273
af854a3a-2127-422b-91ae-364da2661108http://www-01.ibm.com/support/docview.wss?uid=isg1IZ97416
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2011/0836

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-287Improper Authentication

Data Freshness Timeline

(refreshed 15× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:10 UTCepss_batch
2026-06-02 20:10 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:41 UTCepss_batch
2026-05-29 13:40 UTCepss_batch
2026-05-29 08:22 UTCEG score recompute
2026-05-29 08:22 UTCGHSA enrichment
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 07:16 UTCepss_batch

Frequently asked(4)

What is CVE-2011-1561?

CVE-2011-1561 is a none vulnerability published on April 5, 2011. The LDAP login feature in bos.rte.security 6.1.6.4 in IBM AIX 6.1, when ldap_auth is enabled in ldap.cfg, allows remote attackers to bypass authentication via a login attempt with an arbitrary password.

When was CVE-2011-1561 disclosed?

CVE-2011-1561 was first published in the National Vulnerability Database on April 5, 2011, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2011-1561 actively exploited?

CVE-2011-1561 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 59.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2011-1561?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-1561, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2011-1561

Explore →

Is Your Infrastructure Affected by CVE-2011-1561?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2011-1561

📅 Published

🔄 Last Modified

🔗 References (10)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2011-1561?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (10)

Frequently asked(4)

Related CVEs(same CWE)