Vulnerability CVE-2021-3480
Published: 2021-05-20

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.

Type:

CWE-476

 (NULL Pointer Dereference)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Slapi-nis project -> Slapi-nis 
Fedoraproject -> Fedora 

 References:
https://bugzilla.redhat.com/show_bug.cgi?id=1944640
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MXMOMPTZTGOVFOZUUNXHOVCAYIPST74W/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GVQCDRQRFHXVR3Z3FQYM3UMC7QZUDDRJ/
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