CVE-2018-1000134
Weak Password Requirements in UnboundID LDAP SDK
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
9.8
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.
- Record
CVE-2018-1000134- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-521
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2018-1000134- Updated
- 2026-11-02
EUVDEUVD-2022-5048 No score
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.
- Record
EUVD-2022-5048- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-qwq9-8rpf-8mp7
9.8
Weak Password Requirements in UnboundID LDAP SDK
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. The issue 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 commit 8471904a02438c03965d21367890276bc25fa5a6.
- Record
GHSA-qwq9-8rpf-8mp7- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-521
- Updated
- 2026-11-02
OSV
9.8
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.
- Record
CVE-2018-1000134- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVGHSA-qwq9-8rpf-8mp7
9.8
Weak Password Requirements in UnboundID LDAP SDK
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. The issue 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 commit 8471904a02438c03965d21367890276bc25fa5a6.
- Record
GHSA-qwq9-8rpf-8mp7- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-521
- Updated
- 2026-11-02
OSVRHSA-2018:1713
7.0
Red Hat Security Advisory: unboundid-ldapsdk security update
- Record
RHSA-2018:1713- CVSS 3.0
- 7.0 High
CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
com.unboundid:unboundid-ldapsdkMaven |
1.1.0 up to 4.0.5 | 4.0.5 |
com.unboundid:unboundid-ldapsdkMaven |
1.1.0 up to 4.0.5, plus listed versions 1.1.11.1.21.1.31.1.41.1.5 Show 24 moreShow less1.1.62.0.02.0.12.1.02.2.02.3.02.3.12.3.22.3.32.3.42.3.52.3.62.3.72.3.83.0.03.1.03.1.13.2.03.2.14.0.04.0.14.0.24.0.34.0.4 |
4.0.5 |
unboundid-ldapsdkRed Hat:rhev_manager:4 |
before 0:4.0.5-1.el7ev | 0:4.0.5-1.el7ev |
unboundid-ldapsdk-javadocRed Hat:rhev_manager:4 |
before 0:4.0.5-1.el7ev | 0:4.0.5-1.el7ev |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-1000134 is a critical vulnerability (CVSS 9.8) in Pingidentity Ldapsdk, published March 16, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.65%, the 91st percentile. Fixed in com.unboundid:unboundid-ldapsdk 4.0.5.
References
access.redhat.com/errata/RHSA-2018:1713
securityfocus.com/bid/103458
github.com/pingidentity/ldapsdk/issues/40
nvd.nist.gov/vuln/detail/CVE-2018-1000134
github.com/pingidentity/ldapsdk/commit/801111d8b5c732266a5dbd4b3bb0b6c7b94d7afb
github.com/pingidentity/ldapsdk/commit/8471904a02438c03965d21367890276bc25fa5a6
Show 8 moreShow less
github.com/advisories/GHSA-qwq9-8rpf-8mp7
github.com/pingidentity/ldapsdk
access.redhat.com/security/updates/classification
bugzilla.redhat.com/show_bug.cgi?id=1557531
security.access.redhat.com/data/csaf/v2/advisories/2018/rhsa-2018_1713.json
access.redhat.com/security/cve/CVE-2018-1000134
cve.org/CVERecord?id=CVE-2018-1000134
nawilson.com/2018/03/19/cve-2018-1000134-and-the-unboundid-ldap-sdk-for-java