CVE-2015-4637

medium

Published 2015-07-16 · Modified 2026-05-06

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

4.3

Description

The REST API in F5 BIG-IQ Cloud, Device, and Security 4.4.0 and 4.5.0 before HF2 and ADC 4.5.0 before HF2, when configured for LDAP remote authentication and the LDAP server allows anonymous BIND operations, allows remote attackers to obtain an authentication token for arbitrary users by guessing an LDAP user account name.

Predictions

Exploit likelihood

20%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Application impact

Vendor	Product	Versions
f5	big-iq_adc	`4.5.0`
f5	big-iq_cloud	`4.4.0`
f5	big-iq_cloud	`4.5.0`
f5	big-iq_device	`4.4.0`
f5	big-iq_device	`4.5.0`
f5	big-iq_security	`4.4.0`
f5	big-iq_security	`4.5.0`

References

CWEs

CWE-17 CWE-310

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.