Vulnerability CVE-2019-13207


Published: 2019-07-03   Modified: 2019-07-04

Description:
nsd-checkzone in NLnet Labs NSD 4.2.0 has a Stack-based Buffer Overflow in the dname_concatenate() function in dname.c.

Type:

CWE-119

(Improper Restriction of Operations within the Bounds of a Memory Buffer)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Nlnetlabs -> Name server daemon 

 References:
https://github.com/NLnetLabs/nsd/issues/20
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FDS4H7WVHQGCX3LF72F5K22VJXN7HDBB/

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