CVE-2021-37750

Katalog CVE

CVSS 6.5 · Medium EPSS 2,2%

Kerentanan NULL Pointer Dereference pada mit kerberos 5, fedoraproject fedora +3 lainnya. Skor CVSS 3.1 6.5 (Medium) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

23 Agustus 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

6.5 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-476: NULL Pointer Dereference

EPSS (30 hari)

2,2% peluang dieksploitasi; lebih tinggi dari 81,7% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://web.mit.edu/kerberos/advisories/ advisory vendor
• https://github.com/krb5/krb5/commit/d775c95af7606a51bf79547a94fa52ddd1cb7f49 patch · advisory pihak ketiga
• https://www.oracle.com/security-alerts/cpujul2022.html patch · advisory pihak ketiga
• https://github.com/krb5/krb5/releases release notes · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/09/msg00019.html mailing list · advisory pihak ketiga
• https://security.netapp.com/advisory/ntap-20210923-0002/ advisory pihak ketiga
• https://www.starwindsoftware.com/security/sw-20220817-0004/ advisory pihak ketiga
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MFCLW7D46E4VC...