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cveRedhatCVE-2020-25710
HistoryMay 28, 2021 - 11:15 a.m.

CVE-2020-25710

2021-05-2811:15:07
CWE-617
redhat
web.nvd.nist.gov
268
11
openldap
vulnerability
cve-2020-25710
system availability
nvd

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.2

Confidence

High

EPSS

0.028

Percentile

90.7%

A flaw was found in OpenLDAP in versions before 2.4.56. This flaw allows an attacker who sends a malicious packet processed by OpenLDAP to force a failed assertion in csnNormalize23(). The highest threat from this vulnerability is to system availability.

Affected configurations

Nvd
Vulners
Node
openldapopenldapRange<2.4.56
Node
redhatjboss_core_servicesMatch-
OR
redhatjboss_enterprise_application_platformMatch5.0.0
OR
redhatjboss_enterprise_web_serverMatch2.0.0
OR
redhatenterprise_linuxMatch5.0
OR
redhatenterprise_linuxMatch6.0
OR
redhatenterprise_linuxMatch7.0
Node
debiandebian_linuxMatch9.0
Node
fedoraprojectfedoraMatch33
VendorProductVersionCPE
openldapopenldap*cpe:2.3:a:openldap:openldap:*:*:*:*:*:*:*:*
redhatjboss_core_services-cpe:2.3:a:redhat:jboss_core_services:-:*:*:*:*:*:*:*
redhatjboss_enterprise_application_platform5.0.0cpe:2.3:a:redhat:jboss_enterprise_application_platform:5.0.0:*:*:*:*:*:*:*
redhatjboss_enterprise_web_server2.0.0cpe:2.3:a:redhat:jboss_enterprise_web_server:2.0.0:*:*:*:*:*:*:*
redhatenterprise_linux5.0cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*
redhatenterprise_linux6.0cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
redhatenterprise_linux7.0cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
debiandebian_linux9.0cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
fedoraprojectfedora33cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*

CNA Affected

[
  {
    "product": "openldap",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "openldap 2.4.56"
      }
    ]
  }
]

Social References

More

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.2

Confidence

High

EPSS

0.028

Percentile

90.7%