Vulnerability CVE-2019-14513
Published: 2019-08-01   Modified: 2019-08-02

Description:
Improper bounds checking in Dnsmasq before 2.76 allows an attacker controlled DNS server to send large DNS packets that result in a read operation beyond the buffer allocated for the packet, a different vulnerability than CVE-2017-14491.

Type:

CWE-119

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

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
Thekelleys -> Dnsmasq 

 References:
https://github.com/Slovejoy/dnsmasq-pre2.76
https://lists.debian.org/debian-lts-announce/2019/09/msg00013.html
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