CVE-2020-36221

HIGH

7.5

Description

An integer underflow was discovered in OpenLDAP before 2.4.57 leading to slapd crashes in the Certificate Exact Assertion processing, resulting in denial of service (schema_init.c serialNumberAndIssuerCheck).

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published1/26/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

apple:mac_os_xapple:macosdebian:debian_linuxopenldap:openldap

Weaknesses (CWE)

CWE-191

References

http://seclists.org/fulldisclosure/2021/May/64(cve@mitre.org)

http://seclists.org/fulldisclosure/2021/May/65(cve@mitre.org)

http://seclists.org/fulldisclosure/2021/May/70(cve@mitre.org)

https://bugs.openldap.org/show_bug.cgi?id=9404(cve@mitre.org)

https://bugs.openldap.org/show_bug.cgi?id=9424(cve@mitre.org)

https://git.openldap.org/openldap/openldap/-/commit/38ac838e4150c626bbfa0082b7e2cf3a2bb4df31(cve@mitre.org)

https://git.openldap.org/openldap/openldap/-/commit/58c1748e81c843c5b6e61648d2a4d1d82b47e842(cve@mitre.org)

https://git.openldap.org/openldap/openldap/-/tags/OPENLDAP_REL_ENG_2_4_57(cve@mitre.org)

https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E(cve@mitre.org)

https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E(cve@mitre.org)

https://lists.debian.org/debian-lts-announce/2021/02/msg00005.html(cve@mitre.org)

https://security.netapp.com/advisory/ntap-20210226-0002/(cve@mitre.org)

https://support.apple.com/kb/HT212529(cve@mitre.org)

https://support.apple.com/kb/HT212530(cve@mitre.org)

https://support.apple.com/kb/HT212531(cve@mitre.org)

https://www.debian.org/security/2021/dsa-4845(cve@mitre.org)

http://seclists.org/fulldisclosure/2021/May/64(af854a3a-2127-422b-91ae-364da2661108)

http://seclists.org/fulldisclosure/2021/May/65(af854a3a-2127-422b-91ae-364da2661108)

http://seclists.org/fulldisclosure/2021/May/70(af854a3a-2127-422b-91ae-364da2661108)

https://bugs.openldap.org/show_bug.cgi?id=9404(af854a3a-2127-422b-91ae-364da2661108)

https://bugs.openldap.org/show_bug.cgi?id=9424(af854a3a-2127-422b-91ae-364da2661108)

https://git.openldap.org/openldap/openldap/-/commit/38ac838e4150c626bbfa0082b7e2cf3a2bb4df31(af854a3a-2127-422b-91ae-364da2661108)

https://git.openldap.org/openldap/openldap/-/commit/58c1748e81c843c5b6e61648d2a4d1d82b47e842(af854a3a-2127-422b-91ae-364da2661108)

https://git.openldap.org/openldap/openldap/-/tags/OPENLDAP_REL_ENG_2_4_57(af854a3a-2127-422b-91ae-364da2661108)

https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E(af854a3a-2127-422b-91ae-364da2661108)

https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2021/02/msg00005.html(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20210226-0002/(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/kb/HT212529(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/kb/HT212530(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/kb/HT212531(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2021/dsa-4845(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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