Ubuntu.comUB:CVE-2022-41916CVE-2022-41916
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.002 Low
EPSS
Percentile
60.3%
Heimdal is an implementation of ASN.1/DER, PKIX, and Kerberos. Versions
prior to 7.7.1 are vulnerable to a denial of service vulnerability in
Heimdal’s PKI certificate validation library, affecting the KDC (via
PKINIT) and kinit (via PKINIT), as well as any third-party applications
using Heimdal’s libhx509. Users should upgrade to Heimdal 7.7.1 or 7.8.
There are no known workarounds for this issue.
Bugs
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | heimdal | < 7.5.0+dfsg-1ubuntu0.2 | UNKNOWN |
| ubuntu | 20.04 | noarch | heimdal | < 7.7.0+dfsg-1ubuntu1.2 | UNKNOWN |
| ubuntu | 22.04 | noarch | heimdal | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | heimdal | < any | UNKNOWN |
| ubuntu | 14.04 | noarch | heimdal | < 1.6~git20131207+dfsg-1ubuntu1.2+esm2) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
| ubuntu | 16.04 | noarch | heimdal | < 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
Related
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.002 Low
EPSS
Percentile
60.3%