Vulnerability Details : CVE-2021-42855
It was discovered that the SteelCentral AppInternals Dynamic Sampling Agent (DSA) uses the ".debug_command.config" file to store a json string that contains a list of IDs and pre-configured commands. The config file is subsequently used by the "/api/appInternals/1.0/agent/configuration" API to map the corresponding ID to a command to be executed.
Published
2022-03-10 17:44:07
Updated
2022-08-09 00:31:18
Vulnerability category: BypassGain privilege
Products affected by CVE-2021-42855
- Riverbed » Steelcentral Appinternals Dynamic Sampling AgentVersions from including (>=) 12.0.0 and before (<) 12.13.0cpe:2.3:a:riverbed:steelcentral_appinternals_dynamic_sampling_agent:*:*:*:*:*:*:*:*
- Riverbed » Steelcentral Appinternals Dynamic Sampling AgentVersions from including (>=) 11.0.0 and before (<) 11.8.8cpe:2.3:a:riverbed:steelcentral_appinternals_dynamic_sampling_agent:*:*:*:*:*:*:*:*
- cpe:2.3:a:riverbed:steelcentral_appinternals_dynamic_sampling_agent:10.0.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-42855
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 11 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-42855
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
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
|
Government Technology Agency of Singapore Cyber Security Group (GovTech CSG) | |
|
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-2021-42855
-
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.Assigned by: cve_disclosure@tech.gov.sg (Secondary)
-
The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-42855
-
https://aternity.force.com/customersuccess/s/article/Local-privilege-escalation-due-to-misconfigured-write-permission-on-debug-command-config-file-CVE-2021-42855
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