Vulnerability Details : CVE-2020-8916
A memory leak in Openthread's wpantund versions up to commit 0e5d1601febb869f583e944785e5685c6c747be7, when used in an environment where wpanctl is directly interfacing with the control driver (eg: debug environments) can allow an attacker to crash the service (DoS). We recommend updating, or to restrict access in your debug environments.
Vulnerability category: Denial of service
Products affected by CVE-2020-8916
- cpe:2.3:a:openthread:wpantund:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-8916
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 10 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-8916
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:N/I:N/A:P |
3.9
|
2.9
|
NIST | |
|
5.0
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H |
1.3
|
3.6
|
Google Inc. | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2020-8916
-
The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.Assigned by:
- cve-coordination@google.com (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2020-8916
-
https://github.com/openthread/wpantund/pull/468/commits/0e5d1601febb869f583e944785e5685c6c747be7
[wpanctl] free dbus connection and error on exit. by abtink · Pull Request #468 · openthread/wpantund · GitHubPatch;Third Party Advisory
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