Vulnerability Details : CVE-2020-28656
Potential exploit
The update functionality of the Discover Media infotainment system in Volkswagen Polo 2019 vehicles allows physically proximate attackers to execute arbitrary code because some unsigned parts of a metainfo file are parsed, which can cause attacker-controlled files to be written to the infotainment system and executed as root.
Vulnerability category: Execute code
Products affected by CVE-2020-28656
- cpe:2.3:o:vw:polo_firmware:2019:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-28656
0.02%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 4 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-28656
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST | |
|
6.8
|
MEDIUM | CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
0.9
|
5.9
|
NIST |
CWE ids for CVE-2020-28656
-
The product does not validate or incorrectly validates the integrity check values or "checksums" of a message. This may prevent it from detecting if the data has been modified or corrupted in transmission.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-28656
-
https://www.contextis.com/en/blog/a-code-signing-bypass-for-the-vw-polo
A code signing bypass for the VW Polo | Context Information SecurityExploit;Third Party Advisory
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