Vulnerability CVE-2020-36226: Information

Description

A flaw was discovered in OpenLDAP before 2.4.57 leading to a memch->bv_len miscalculation and slapd crash in the saslAuthzTo processing, resulting in denial of service.

Severity: HIGH (7.5) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

URL: https://nvd.nist.gov/vuln/detail/CVE-2020-36226
Published: Jan. 26, 2021
Modified: Nov. 7, 2023

Fixed packages

Package name
Branch
Fixed in version
Version from repository
Errata ID
Task #
State
openldapsisyphus2.4.57-alt12.6.7-alt2ALT-PU-2021-1333-1266287Fixed
openldapp102.4.57-alt12.4.59-alt1.p10.2ALT-PU-2021-1333-1266287Fixed
openldapp92.4.57-alt0.M90P.12.4.59-alt0.p9.1ALT-PU-2021-1352-1266288Fixed
openldapc10f12.4.57-alt12.4.59-alt1.p10.2ALT-PU-2021-1333-1266287Fixed
openldapc9f22.4.57-alt0.M90P.12.4.59-alt0.c9.2ALT-PU-2021-1354-1266289Fixed
openldapp112.4.57-alt12.6.7-alt2ALT-PU-2021-1333-1266287Fixed

References to Advisories, Solutions, and Tools

Hyperlink
Resource
https://git.openldap.org/openldap/openldap/-/commit/5a2017d4e61a6ddc4dcb4415028e0d08eb6bca26
  • Patch
  • Vendor Advisory
https://git.openldap.org/openldap/openldap/-/commit/c0b61a9486508e5202aa2e0cfb68c9813731b439
  • Patch
  • Vendor Advisory
https://git.openldap.org/openldap/openldap/-/commit/554dff1927176579d652f2fe60c90e9abbad4c65
  • Patch
  • Vendor Advisory
https://git.openldap.org/openldap/openldap/-/commit/d169e7958a3e0dc70f59c8374bf8a59833b7bdd8
  • Patch
  • Vendor Advisory
https://git.openldap.org/openldap/openldap/-/tags/OPENLDAP_REL_ENG_2_4_57
  • Release Notes
  • Vendor Advisory
https://bugs.openldap.org/show_bug.cgi?id=9413
  • Issue Tracking
  • Vendor Advisory
[debian-lts-announce] 20210203 [SECURITY] [DLA 2544-1] openldap security update
  • Mailing List
  • Third Party Advisory
DSA-4845
  • Third Party Advisory
https://security.netapp.com/advisory/ntap-20210226-0002/
  • Third Party Advisory
https://support.apple.com/kb/HT212529
  • Third Party Advisory
https://support.apple.com/kb/HT212531
  • Third Party Advisory
20210526 APPLE-SA-2021-05-25-2 macOS Big Sur 11.4
  • Mailing List
  • Third Party Advisory
20210526 APPLE-SA-2021-05-25-4 Security Update 2021-003 Catalina
  • Mailing List
  • Third Party Advisory
20210526 APPLE-SA-2021-05-25-3 Security Update 2021-004 Mojave
  • Mailing List
  • Third Party Advisory
https://support.apple.com/kb/HT212530
  • Third Party Advisory
[guacamole-issues] 20210618 [jira] [Created] (GUACAMOLE-1368) Latest docker image fails security scans.
    [bookkeeper-issues] 20210628 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8
      [bookkeeper-issues] 20210629 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8

          1. Configuration 1

            cpe:2.3:a:openldap:openldap:*:*:*:*:*:*:*:*
            End excliding
            2.4.57

            Configuration 2

            cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
            cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

            Configuration 3

            cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
            Start including
            10.14.0
            End excliding
            10.14.6
            cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:*
            cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002:*:*:*:*:*:*
            cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003:*:*:*:*:*:*
            cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-004:*:*:*:*:*:*
            cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-005:*:*:*:*:*:*
            cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-006:*:*:*:*:*:*
            cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-007:*:*:*:*:*:*
            cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-004:*:*:*:*:*:*
            cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-005:*:*:*:*:*:*
            cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-006:*:*:*:*:*:*
            cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update:*:*:*:*:*:*
            cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update_2:*:*:*:*:*:*
            cpe:2.3:o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:*
            cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-007:*:*:*:*:*:*
            cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-001:*:*:*:*:*:*
            cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-002:*:*:*:*:*:*
            cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-003:*:*:*:*:*:*
            cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
            Start including
            11.1
            End excliding
            11.4
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