Ubuntu.comUB:CVE-2017-16837CVE-2017-16837
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
0.0004 Low
EPSS
Percentile
5.3%
Certain function pointers in Trusted Boot (tboot) through 1.9.6 are not
validated and can cause arbitrary code execution, which allows local users
to overwrite dynamic PCRs of Trusted Platform Module (TPM) by hooking these
function pointers.
Bugs
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | tboot | < any | UNKNOWN |
| ubuntu | 18.10 | noarch | tboot | < 1.9.7-0ubuntu1 | UNKNOWN |
| ubuntu | 19.04 | noarch | tboot | < 1.9.7-0ubuntu1 | UNKNOWN |
| ubuntu | 19.10 | noarch | tboot | < 1.9.7-0ubuntu1 | UNKNOWN |
| ubuntu | 20.04 | noarch | tboot | < 1.9.7-0ubuntu1 | UNKNOWN |
| ubuntu | 20.10 | noarch | tboot | < 1.9.7-0ubuntu1 | UNKNOWN |
| ubuntu | 21.04 | noarch | tboot | < 1.9.7-0ubuntu1 | UNKNOWN |
| ubuntu | 21.10 | noarch | tboot | < 1.9.7-0ubuntu1 | UNKNOWN |
| ubuntu | 22.04 | noarch | tboot | < 1.9.7-0ubuntu1 | UNKNOWN |
| ubuntu | 22.10 | noarch | tboot | < 1.9.7-0ubuntu1 | UNKNOWN |
Related
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
0.0004 Low
EPSS
Percentile
5.3%