CVE-2021-37750

EPSS 2.2%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 2.2%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Lifecycle

23 Aug 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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

n/a · n/a

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References

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/