Vulnerability Details : CVE-2019-6473
An invalid hostname option can trigger an assertion failure in the Kea DHCPv4 server process (kea-dhcp4), causing the server process to exit. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2.
Products affected by CVE-2019-6473
- cpe:2.3:a:ics:kea:*:*:*:*:*:*:*:*
- cpe:2.3:a:ics:kea:1.6.0:beta2:*:*:*:*:*:*
- cpe:2.3:a:ics:kea:1.6.0:beta1:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-6473
0.68%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 69 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-6473
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
3.3
|
LOW | AV:A/AC:L/Au:N/C:N/I:N/A:P |
6.5
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
Internet Systems Consortium (ISC) |
CWE ids for CVE-2019-6473
-
The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-6473
-
https://kb.isc.org/docs/cve-2019-6473
CVE-2019-6473: An invalid hostname option can cause the kea-dhcp4 server to terminate - Security AdvisoriesVendor Advisory
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