WaratekVRT Sign in

CVE-2020-12243 OpenLDAP

Affected softwareOpenLDAP
Severity7.5 High CVSS 3.1 2 scores
WeaknessCWE-674
Published28 Apr 2020
Updated14 Oct 2026

Description

In filter.c in slapd in OpenLDAP before 2.4.50, LDAP search filters with nested boolean expressions can result in denial of service (daemon crash).

Exploitation status

No public exploit

No exploit has been reported in the sources we check. Published 6 years ago.

  • CISA KEV not listed
  • VulnCheck KEV not listed
  • CISA Vulnrichment no assessment published
  • Indexed PoC none indexed
  • EPSS 4.7% chance in 30 days

Waratek protection

Outside Waratek scope

A Java vulnerability, but not one Waratek protects. It affects only Java on a user's desktop (applets, Web Start, JavaFX, the installer), sits in a product the Waratek agent can't be installed into, or is in a package we don't expect in business applications. The decision below says which.

  • Protection none
  • Action not pursued none
  • Review human Researcher
  • Record active
Decided by Manual classification of this CVE in the legacy dataset
Finding A manual classification set this CVE's status to Outside Waratek scope, but the CVE names a tracked product.

CVSS

7.5 HIGH v3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H 2 metrics

We show the highest score from the newest CVSS version. Scores from different versions can't be compared, and the first score listed is sometimes a 0.0 placeholder.

VersionScoreBandVectorAssignerType
CVSS 3.1 7.5 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H NVD Primary published
CVSS 2.0 5.0 none AV:N/AC:L/Au:N/C:N/I:N/A:P NVD Primary

Affected software and releases

Products and versions

18 products, 59 version entries
SourceVendorProductSchemeAffected versions
nvd apple mac os x generic ≥ 10.13.0 and < 10.13.6 · 10.13.6:supplemental_update · 10.13.6:security_update_2018-002 · 10.13.6:security_update_2018-003 · 10.13.6:security_update_2019-001 · 10.13.6:security_update_2019-002 · 10.13.6:security_update_2019-003 · 10.13.6:security_update_2019-004 · 10.13.6:security_update_2019-005 · 10.13.6:security_update_2019-006 · 10.13.6:security_update_2019-007 · 10.13.6:security_update_2020-001 · 10.13.6:security_update_2020-002 · 10.13.6:security_update_2020-003 · ≥ 10.14.0 and < 10.14.6 · 10.14.6:supplemental_update · 10.14.6:supplemental_update_2 · 10.14.6:security_update_2019-001 · 10.14.6:security_update_2019-002 · 10.14.6:security_update_2019-004 · 10.14.6:security_update_2019-005 · 10.14.6:security_update_2019-006 · 10.14.6:security_update_2019-007 · 10.14.6:security_update_2020-001 · 10.14.6:security_update_2020-002 · 10.14.6:security_update_2020-003 · 10.14.6:security_update_2020-004 · 10.14.6:security_update_2020-005 · 10.14.6:security_update_2020-006 · 10.14.6:security_update_2020-007 · 10.14.6:security_update_2021-001 · 10.14.6:security_update_2021-002 · 10.14.6:security_update_2021-003 · ≥ 10.15 and < 10.15.6
nvd broadcom brocade fabric operating system generic any version
nvd canonical ubuntu linux generic 12.04 · 14.04 · 16.04 · 18.04 · 19.10 · 20.04
nvd debian debian linux generic 8.0 · 9.0 · 10.0
nvd netapp cloud backup generic any version
nvd netapp h300e firmware generic any version
nvd netapp h300s firmware generic any version
nvd netapp h410c firmware generic any version
nvd netapp h410s firmware generic any version
nvd netapp h500e firmware generic any version
nvd netapp h500s firmware generic any version
nvd netapp h700e firmware generic any version
nvd netapp h700s firmware generic any version
nvd netapp steelstore cloud integrated storage generic any version
nvd openldap openldap generic < 2.4.50
nvd opensuse leap generic 15.1
nvd oracle solaris generic 10 · 11
nvd oracle zfs storage appliance kit generic 8.8

References

URLTags
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00016.html Mailing List, Third Party Advisory
https://bugs.openldap.org/show_bug.cgi?id=9202 Exploit, Patch, Vendor Advisory
https://git.openldap.org/openldap/openldap/-/blob/OPENLDAP_REL_ENG_2_4/CHANGES Release Notes, Vendor Advisory
https://git.openldap.org/openldap/openldap/-/commit/98464c11df8247d6a11b52e294ba5dd4f0380440 Patch, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2020/05/msg00001.html Mailing List, Third Party Advisory
https://security.netapp.com/advisory/ntap-20200511-0003/ Third Party Advisory
https://support.apple.com/kb/HT211289 Third Party Advisory
https://usn.ubuntu.com/4352-1/ Third Party Advisory
https://usn.ubuntu.com/4352-2/ Third Party Advisory
https://www.debian.org/security/2020/dsa-4666 Third Party Advisory

Timeline

Published2020-04-28By the CVE Program.
NVD record modified2026-10-14NVD's own last-modified date for this record.