CVE-2021-37750

Name
CVE-2021-37750
Description
The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.18.5 and 1.19.x before 1.19.3 has a NULL pointer dereference in kdc/do_tgs_req.c via a FAST inner body that lacks a server field.
NVD Severity
medium
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
MISC https://github.com/krb5/krb5/releases
MISC https://web.mit.edu/kerberos/advisories/
CONFIRM https://github.com/krb5/krb5/commit/d775c95af7606a51bf79547a94fa52ddd1cb7f49
FEDORA https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MFCLW7D46E4VCREKKH453T5DA4XOLHU2/
Third Party Advisory https://security.netapp.com/advisory/ntap-20210923-0002/
Mailing List https://lists.debian.org/debian-lts-announce/2021/09/msg00019.html

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:* kerberos_5 >= None < 1.18.5
cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:* kerberos_5 >= 1.19.0 < 1.19.3

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
krb5 3.14-main 1.18.5-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
krb5 3.13-main 1.18.5-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
krb5 3.12-main 1.18.5-r0 Natanael Copa <ncopa@alpinelinux.org> fixed