CVE-2018-1000134
First published: Fri Mar 16 2018(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/unboundid-ldapsdk | <4.0.5 | 4.0.5 |
| redhat/unboundid-ldapsdk | <0:4.0.5-1.el7e | 0:4.0.5-1.el7e |
| Pingidentity Ldapsdk | >=1.1.0<=4.0.5 |
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Reference Links
- http://www.securityfocus.com/bid/103458
- https://access.redhat.com/errata/RHSA-2018:1713
- https://github.com/pingidentity/ldapsdk/issues/40
- https://tools.ietf.org/html/rfc4513#section-5.1.1
- https://github.com/pingidentity/ldapsdk/commit/8471904a02438c03965d21367890276bc25fa5a6#diff-f6cb23b459be1ec17df1da33760087fd
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1557532
- https://nawilson.com/2018/03/19/cve-2018-1000134-and-the-unboundid-ldap-sdk-for-java/
- https://errata.devel.redhat.com/advisory/33225
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1557531#c6
- https://access.redhat.com/security/cve/cve-2018-1000134
- https://access.redhat.com/errata/RHSA-2023:1334
- https://bugzilla.redhat.com/show_bug.cgi?id=1557531
- https://www.cve.org/CVERecord?id=CVE-2018-1000134 https://nvd.nist.gov/vuln/detail/CVE-2018-1000134 https://nawilson.com/2018/03/19/cve-2018-1000134-and-the-unboundid-ldap-sdk-for-java/
Frequently Asked Questions
What is CVE-2018-1000134?
CVE-2018-1000134 is an Incorrect Access Control vulnerability in the UnboundID LDAP SDK.
What is the severity of CVE-2018-1000134?
CVE-2018-1000134 has a severity rating of 9.8 (critical).
Which software versions are affected by CVE-2018-1000134?
UnboundID LDAP SDK versions from commit 801111d8b5c732266a5dbd4b3bb0b6c7b94d7afb up to commit 8471904a02438c03965d21367890276bc25fa5a6 are affected.
How do I fix CVE-2018-1000134?
To fix CVE-2018-1000134, update your UnboundID LDAP SDK to version 4.0.5 or later.
Where can I find more information about CVE-2018-1000134?
You can find more information about CVE-2018-1000134 at the following references: - [RFC 4513 Section 5.1.1](https://tools.ietf.org/html/rfc4513#section-5.1.1) - [GitHub Commit](https://github.com/pingidentity/ldapsdk/commit/8471904a02438c03965d21367890276bc25fa5a6#diff-f6cb23b459be1ec17df1da33760087fd) - [GitHub Issue](https://github.com/pingidentity/ldapsdk/issues/40)
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