CVE-2019-12098
moderate-risk
Published 2019-05-15
In the client side of Heimdal before 7.6.0, failure to verify anonymous PKINIT PA-PKINIT-KX key exchange permits a man-in-the-middle attack. This issue is in krb5_init_creds_step in lib/krb5/init_creds_pw.c.
Do I need to act?
~
2.8% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.4/10
High
NETWORK
/ HIGH complexity
Affected Products (9)
Affected Vendors
References (22)
Third Party Advisory
https://github.com/heimdal/heimdal/releases/tag/heimdal-7.6.0
Mailing List
https://seclists.org/bugtraq/2019/Jun/1
Third Party Advisory
https://www.debian.org/security/2019/dsa-4455
Third Party Advisory
https://github.com/heimdal/heimdal/releases/tag/heimdal-7.6.0
and 2 more references
43
/ 100
moderate-risk
Severity
22/34 · High
Exploitability
6/34 · Minimal
Exposure
15/34 · Moderate