// For flags

CVE-2020-36221

 

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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).

Se detectó un subdesbordamiento de enteros en OpenLDAP versiones anteriores a 2.4.57, conllevando bloqueos de slapd en el procesamiento de Certificate Exact Assertion, resultando en una denegación de servicio (serialNumberAndIssuerCheck de schema_init.c)

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-01-25 CVE Reserved
  • 2021-01-25 CVE Published
  • 2024-06-14 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-191: Integer Underflow (Wrap or Wraparound)
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Openldap
Search vendor "Openldap"
Openldap
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< 2.4.57
Search vendor "Openldap" for product "Openldap" and version " < 2.4.57"
-
Affected
Debian
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Debian Linux
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9.0
Search vendor "Debian" for product "Debian Linux" and version "9.0"
-
Affected
Debian
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Debian Linux
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10.0
Search vendor "Debian" for product "Debian Linux" and version "10.0"
-
Affected
Apple
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Mac Os X
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>= 10.14.0 < 10.14.6
Search vendor "Apple" for product "Mac Os X" and version " >= 10.14.0 < 10.14.6"
-
Affected
Apple
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Mac Os X
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10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
-
Affected
Apple
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Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2019-004
Affected
Apple
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Mac Os X
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10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2019-005
Affected
Apple
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Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2019-006
Affected
Apple
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Mac Os X
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10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2019-007
Affected
Apple
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Mac Os X
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10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2020-001
Affected
Apple
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Mac Os X
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10.14.6
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security_update_2020-002
Affected
Apple
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Mac Os X
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10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2020-003
Affected
Apple
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Mac Os X
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10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2020-004
Affected
Apple
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Mac Os X
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10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2020-005
Affected
Apple
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Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2020-006
Affected
Apple
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Mac Os X
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10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2020-007
Affected
Apple
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Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2021-001
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2021-002
Affected
Apple
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Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2021-003
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
supplemental_update
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
supplemental_update_2
Affected
Apple
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Macos
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>= 11.1 < 11.4
Search vendor "Apple" for product "Macos" and version " >= 11.1 < 11.4"
-
Affected