Vulnerability Details : CVE-2019-12175
In Zeek Network Security Monitor (formerly known as Bro) before 2.6.2, a NULL pointer dereference in the Kerberos (aka KRB) protocol parser leads to DoS because a case-type index is mishandled.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2019-12175
- cpe:2.3:a:zeek:zeek:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-12175
0.15%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 50 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-12175
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2019-12175
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-12175
-
https://github.com/zeek/zeek/releases/tag/v2.6.2
Release v2.6.2 · zeek/zeek · GitHubRelease Notes;Third Party Advisory
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