CVE-2020-28407
Published: 3 November 2023
In swtpm before 0.4.2 and 0.5.x before 0.5.1, a local attacker may be able to overwrite arbitrary files via a symlink attack against a temporary file such as TMP2-00.permall.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
swtpm Launchpad, Ubuntu, Debian |
jammy |
Not vulnerable
(0.6.3-0ubuntu3)
|
| trusty |
Ignored
(end of standard support)
|
|
| upstream |
Needs triage
|
|
| xenial |
Ignored
(end of standard support)
|
|
|
Patches: upstream: https://github.com/stefanberger/swtpm/commit/4cc42c0ba3632a98ef381bda68d0a4eaec4578db upstream: https://github.com/stefanberger/swtpm/commit/634b6294000fb785b9f12e13b852c18a0888b01e upstream: https://github.com/stefanberger/swtpm/commit/a03cbadd087b2602412823f254ac75a9a12d97e3 upstream: https://github.com/stefanberger/swtpm/commit/526300236dc8a7664acdc265b6fc5d767289ac39 upstream: https://github.com/stefanberger/swtpm/commit/e621b21d4c31029ebe794350fcff2bcd4b0f13a0 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.1 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H |