Vulnerability CVE-2019-25040


Published: 2021-04-27

Description:
Unbound before 1.9.5 allows an infinite loop via a compressed name in dname_pkt_copy.

Type:

CWE-835

(Loop with Unreachable Exit Condition ('Infinite Loop'))

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
Nlnetlabs -> Unbound 

 References:
https://ostif.org/our-audit-of-unbound-dns-by-x41-d-sec-full-results/

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