CVE-2021-27212

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-27212
In OpenLDAP through 2.4.57 and 2.5.x through 2.5.1alpha, an assertion failure in slapd can occur in the issuerAndThisUpdateCheck function via a crafted packet, resulting in a denial of service (daemon exit) via a short timestamp. This is related to schema_init.c and checkTime.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
https://bugs.openldap.org/show_bug.cgi?id=9454 Exploit Issue Tracking Vendor Advisory
https://git.openldap.org/openldap/openldap/-/commit/3539fc33212b528c56b716584f2c2994af7c30b0 Patch Vendor Advisory
https://git.openldap.org/openldap/openldap/-/commit/9badb73425a67768c09bcaed1a9c26c684af6c30 Patch Vendor Advisory
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
https://lists.debian.org/debian-lts-announce/2021/02/msg00035.html Mailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20210319-0005/ Third Party Advisory
https://www.debian.org/security/2021/dsa-4860 Third Party Advisory
https://bugs.openldap.org/show_bug.cgi?id=9454 Exploit Issue Tracking Vendor Advisory
https://git.openldap.org/openldap/openldap/-/commit/3539fc33212b528c56b716584f2c2994af7c30b0 Patch Vendor Advisory
https://git.openldap.org/openldap/openldap/-/commit/9badb73425a67768c09bcaed1a9c26c684af6c30 Patch Vendor Advisory
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
https://lists.debian.org/debian-lts-announce/2021/02/msg00035.html Mailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20210319-0005/ Third Party Advisory
https://www.debian.org/security/2021/dsa-4860 Third Party Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:openldap:openldap:*:*:*:*:*:*:*:*
cpe:2.3:a:openldap:openldap:2.5.0:alpha:*:*:*:*:*:*
cpe:2.3:a:openldap:openldap:2.5.1:alpha:*:*:*:*:*:*

Configuration 2 (hide)

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

21 Nov 2024, 05:57

Type Values Removed Values Added
References () https://bugs.openldap.org/show_bug.cgi?id=9454 - Exploit, Issue Tracking, Vendor Advisory () https://bugs.openldap.org/show_bug.cgi?id=9454 - Exploit, Issue Tracking, Vendor Advisory
References () https://git.openldap.org/openldap/openldap/-/commit/3539fc33212b528c56b716584f2c2994af7c30b0 - Patch, Vendor Advisory () https://git.openldap.org/openldap/openldap/-/commit/3539fc33212b528c56b716584f2c2994af7c30b0 - Patch, Vendor Advisory
References () https://git.openldap.org/openldap/openldap/-/commit/9badb73425a67768c09bcaed1a9c26c684af6c30 - Patch, Vendor Advisory () https://git.openldap.org/openldap/openldap/-/commit/9badb73425a67768c09bcaed1a9c26c684af6c30 - Patch, Vendor Advisory
References () https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E - () https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E -
References () https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E - () https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E -
References () https://lists.debian.org/debian-lts-announce/2021/02/msg00035.html - Mailing List, Third Party Advisory () https://lists.debian.org/debian-lts-announce/2021/02/msg00035.html - Mailing List, Third Party Advisory
References () https://security.netapp.com/advisory/ntap-20210319-0005/ - Third Party Advisory () https://security.netapp.com/advisory/ntap-20210319-0005/ - Third Party Advisory
References () https://www.debian.org/security/2021/dsa-4860 - Third Party Advisory () https://www.debian.org/security/2021/dsa-4860 - Third Party Advisory

07 Nov 2023, 03:31

Type Values Removed Values Added
References
  • {'url': 'https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E', 'name': '[bookkeeper-issues] 20210629 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'MLIST'}
  • {'url': 'https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E', 'name': '[bookkeeper-issues] 20210628 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'MLIST'}
  • () https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E -
  • () https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E -
Information

Published : 2021-02-14 03:15

Updated : 2024-11-21 05:57

NVD link : CVE-2021-27212

Mitre link : CVE-2021-27212

CVE.ORG link : CVE-2021-27212

JSON object : View

Products Affected

debian

  • debian_linux

openldap

  • openldap
CWE
CWE-617

Reachable Assertion