Vulnerability Details : CVE-2020-8948
The Sierra Wireless Windows Mobile Broadband Driver Packages (MBDP) before build 5043 allows an unprivileged user to overwrite arbitrary files in arbitrary folders using hard links. An unprivileged user could leverage this vulnerability to execute arbitrary code with system privileges.
Vulnerability category: Execute code
Products affected by CVE-2020-8948
- cpe:2.3:a:sierrawireless:mobile_broadband_driver_package:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-8948
0.00%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-8948
| 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 | |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2020-8948
-
The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-8948
-
https://danishcyberdefence.dk/blog/sierra_wireless
Local privilege escalation in Sierra Wireless | Danish Cyber DefenceThird Party Advisory
-
https://source.sierrawireless.com/resources/airlink/software_reference_docs/technical-bulletin/sierra-wireless-technical-bulletin---swi-psa-2020-002-cve-2020-8948/#sthash.ByZB8ifG.dpbs
Vendor Advisory
Jump to