CVE-2021-27212

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
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.
Overview
  • CVE ID
  • CVE-2021-27212
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-02-14T03:15:12
  • Last Modified Date
  • 2021-09-13T19:46:31
Weakness Enumerations
CWE URL
CWE-617 http://cwe.mitre.org/data/definitions/617.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:openldap:openldap:*:*:*:*:*:*:*:* 1 OR 2.4.57
cpe:2.3:a:openldap:openldap:2.5.0:alpha:*:*:*:*:*:* 1 OR
cpe:2.3:a:openldap:openldap:2.5.1:alpha:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://git.openldap.org/openldap/openldap/-/commit/3539fc33212b528c56b716584f2c2994af7c30b0 Patch Vendor Advisory
https://bugs.openldap.org/show_bug.cgi?id=9454 Exploit Issue Tracking Vendor Advisory
https://git.openldap.org/openldap/openldap/-/commit/9badb73425a67768c09bcaed1a9c26c684af6c30 Patch Vendor Advisory
https://lists.debian.org/debian-lts-announce/2021/02/msg00035.html Mailing List Third Party Advisory
https://www.debian.org/security/2021/dsa-4860 Third Party Advisory
https://security.netapp.com/advisory/ntap-20210319-0005/ Third Party Advisory
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E Mailing List Third Party Advisory
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E Mailing List Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-27212
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27212
History
Created Old Value New Value Data Type Notes
2022-05-10 16:05:49 Added to TrackCVE
2022-12-05 22:06:07 2021-02-14T03:15Z 2021-02-14T03:15:12 CVE Published Date updated
2022-12-05 22:06:07 2021-09-13T19:46:31 CVE Modified Date updated
2022-12-05 22:06:07 Analyzed Vulnerability Status updated