| Name | CVE-2019-12098 |
| Description | 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-4455-1 |
| Debian Bugs | 929064 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| heimdal (PTS) | buster | 7.5.0+dfsg-3 | fixed |
| buster (security) | 7.5.0+dfsg-3+deb10u2 | fixed |
| bullseye (security), bullseye | 7.7.0+dfsg-2+deb11u3 | fixed |
| bookworm | 7.8.git20221117.28daf24+dfsg-2 | fixed |
| trixie | 7.8.git20221117.28daf24+dfsg-4 | fixed |
| sid | 7.8.git20221117.28daf24+dfsg-5 | fixed |
The information below is based on the following data on fixed versions.
Notes
Fixed by: https://github.com/heimdal/heimdal/commit/2f7f3d9960aa6ea21358bdf3687cee5149aa35cf (7.6.0)
Introduced by: https://github.com/heimdal/heimdal/commit/a1ef548600c5bb51cf52a9a9ea12676506ede19f (1.4.0)