CVE-2018-12421

Name: CVE-2018-12421
Creator: NVD / NIST
Published: 2018-06-14T19:29:00.217+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.76%

Last modified Jun 17, 2026

CVE-2018-12421 is a vulnerability of currently unknown severity. LTB (aka LDAP Tool Box) Self Service Password before 1.3 allows a change to a user password (without knowing the old password) via a crafted POST request, because the ldap_bind return value is mishandled and the PHP data type is not constrained to be a string.. EPSS estimates a 2.76% chance of exploitation in the next 30 days.

Description

LTB (aka LDAP Tool Box) Self Service Password before 1.3 allows a change to a user password (without knowing the old password) via a crafted POST request, because the ldap_bind return value is mishandled and the PHP data type is not constrained to be a string.

Metrics

EPSS Probability

2.76%

84.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-640

Affected Software

Vendor	Product	Versions
Ltb-Project	Ldap Tool Box Self Service Password	< 1.3

References

https://github.com/ltb-project/self-service-password/issues/209Third Party Advisory
https://github.com/ltb-project/self-service-password/issues/211Third Party Advisory
https://lists.ltb-project.org/pipermail/ltb-announce/2018-June/000023.htmlMailing List, Patch, Vendor Advisory
https://github.com/ltb-project/self-service-password/issues/209Third Party Advisory
https://github.com/ltb-project/self-service-password/issues/211Third Party Advisory
https://lists.ltb-project.org/pipermail/ltb-announce/2018-June/000023.htmlMailing List, Patch, Vendor Advisory

Timeline

Published: Jun 14, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-12421?

How severe is CVE-2018-12421?

Severity scoring for CVE-2018-12421 is pending analysis. The EPSS model estimates a 2.76% probability of exploitation in the next 30 days.

How do I fix CVE-2018-12421?

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-2018-12421?

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

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Source: NVD / NIST