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CVE-2019-14513

CVE information

Published

4 years ago

Last Modified

1 year ago

CVSSv2.0 Severity

Medium

CVSSv3.1 Severity

High

Impact Analysis

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..

CVSSv2.0 Score

Severity
Medium
Base Score
5/10
Exploit Score
10/10
Access Vector
Network
Access Complexity
Low
Authentication Required
None
Impact Score
2.9/10
Confidentiality Impact
None
Availability Impact
Partial
Integrity Impact
None

CVSSv3.1 Score

Severity
High
Base Score
7.5/10
Exploit Score
3.9/10
Access Vector
Network
Access Complexity
Low
Privileges Required
None
Impact Score
3.6/10
Confidentiality Impact
None
Availability Impact
High
Integrity Impact
None
Scope
Unchanged
User Interaction
None

Products Affected

CPE Affected Vulnerable Excluding Edit
cpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*
  Yes
- 2.76
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
  Yes
- -