CVE-2022-44640

CRITICAL

Heimdal < 7.7.1 - Remote Code Execution via ASN.1 Codec Double Free

Title source: llm
STIX 2.1

Description

Heimdal before 7.7.1 allows remote attackers to execute arbitrary code because of an invalid free in the ASN.1 codec used by the Key Distribution Center (KDC).

References (3)

Core 3

Scores

CVSS v3 9.8
EPSS 0.0119
EPSS Percentile 79.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-415
Status published
Products (2)
heimdal_project/heimdal < 7.7.1
samba/samba 4.15.0 - 4.15.3
Published Dec 25, 2022
Tracked Since Feb 18, 2026