medium6.5
CVE-2021-37750
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 …
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Mit | Kerberos 5 | before 1.18.5 from 1.19.0 before 1.19.3 |
| Fedoraproject | Fedora | Version 33 |
| Debian | Debian Linux | Version 9.0 |
| Starwindsoftware | Starwind Virtual San | Version v8r13 |
| Oracle | Communications Cloud Native Core Network Slice Selection Function | Version 22.1.0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://github.com/krb5/krb5/commit/d775c95af7606a51bf79547a94fa52ddd1cb7f49
- https://github.com/krb5/krb5/releases
- https://lists.debian.org/debian-lts-announce/2021/09/msg00019.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MFCLW7D46E4VCREKKH453T5DA4XOLHU2/
- https://security.netapp.com/advisory/ntap-20210923-0002/
- https://web.mit.edu/kerberos/advisories/
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://www.starwindsoftware.com/security/sw-20220817-0004/
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html