CVE-2018-1000134

Name: CVE-2018-1000134
Creator: NVD / NIST
Published: 2018-03-16T14:29:44.927+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 4.91%

Last modified Jun 17, 2026

CVE-2018-1000134 is a vulnerability of currently unknown severity. UnboundID LDAP SDK version from commit 801111d8b5c732266a5dbd4b3bb0b6c7b94d7afb up to commit 8471904a02438c03965d21367890276bc25fa5a6, where the issue was reported and fixed contains an Incorrect Access Control vulnerability in process function in SimpleBindRequest class doesn't check for empty password when running in synchronous mode. commit with applied fix https://github.com/pingidentity/ldapsdk/commit/8471904a02438c03965d21367890276bc25fa5a6#diff-f6cb23b459be1ec17df1da33760087fd that can result in Ability to impersonate any valid user. EPSS estimates a 4.91% chance of exploitation in the next 30 days.

Description

UnboundID LDAP SDK version from commit 801111d8b5c732266a5dbd4b3bb0b6c7b94d7afb up to commit 8471904a02438c03965d21367890276bc25fa5a6, where the issue was reported and fixed contains an Incorrect Access Control vulnerability in process function in SimpleBindRequest class doesn't check for empty password when running in synchronous mode. commit with applied fix https://github.com/pingidentity/ldapsdk/commit/8471904a02438c03965d21367890276bc25fa5a6#diff-f6cb23b459be1ec17df1da33760087fd that can result in Ability to impersonate any valid user. This attack appear to be exploitable via Providing valid username and empty password against servers that do not do additional validation as per https://tools.ietf.org/html/rfc4513#section-5.1.1. This vulnerability appears to have been fixed in after commit 8471904a02438c03965d21367890276bc25fa5a6.

Metrics

EPSS Probability

4.91%

91.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-521

Affected Software

Vendor	Product	Versions
Pingidentity	Ldapsdk	>= 1.1.0, <= 4.0.5

References

http://www.securityfocus.com/bid/103458Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2018:1713
https://github.com/pingidentity/ldapsdk/issues/40Third Party Advisory
http://www.securityfocus.com/bid/103458Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2018:1713
https://github.com/pingidentity/ldapsdk/issues/40Third Party Advisory

Timeline

Published: Mar 16, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-1000134?

How severe is CVE-2018-1000134?

Severity scoring for CVE-2018-1000134 is pending analysis. The EPSS model estimates a 4.91% probability of exploitation in the next 30 days.

How do I fix CVE-2018-1000134?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-1000134?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST