HIGH · 7.5

CVE-2021-3480

A flaw was found in slapi-nis in versions before 0.56.7. A NULL pointer dereference during the parsing of the Binding DN could allow an unauthenticated attacker to crash the 389-ds-base directory serv...

Vulnerability Description

A flaw was found in slapi-nis in versions before 0.56.7. A NULL pointer dereference during the parsing of the Binding DN could allow an unauthenticated attacker to crash the 389-ds-base directory server. The highest threat from this vulnerability is to system availability.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
Slapi-Nis ProjectSlapi-Nis< 0.56.7
FedoraprojectFedora33

Related Weaknesses (CWE)

References

FAQ

What is CVE-2021-3480?

CVE-2021-3480 is a vulnerability with a CVSS score of 7.5 (HIGH). A flaw was found in slapi-nis in versions before 0.56.7. A NULL pointer dereference during the parsing of the Binding DN could allow an unauthenticated attacker to crash the 389-ds-base directory serv...

How severe is CVE-2021-3480?

CVE-2021-3480 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-3480?

Check the references section above for vendor advisories and patch information. Affected products include: Slapi-Nis Project Slapi-Nis, Fedoraproject Fedora.