CVE-2021-42853 is a critical directory traversal vulnerability affecting the Riverbed SteelCentral AppInternals Dynamic Sampling Agent (DSA). Specifically, the AgentDiagnosticServlet's "/api/appInternals/1.0/agent/diagnostic/logs" API lacks input validation, allowing unauthenticated attackers to inject malicious payloads. This vulnerability carries a CVSS score of 9.8 (Critical), indicating high impact on confidentiality, integrity, and availability with low attack complexity. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 11.0.0, < 11.8.8CPE matchmatch criteria | cpe:2.3:a:riverbed:steelcentral_appinternals_dynamic_sampling_agent:*:*:*:*:*:*:*:* | ||
>= 12.0.0, < 12.13.0CPE matchmatch criteria | cpe:2.3:a:riverbed:steelcentral_appinternals_dynamic_sampling_agent:*:*:*:*:*:*:*:* | ||
10.0.0CPE matchmatch criteria | cpe:2.3:a:riverbed:steelcentral_appinternals_dynamic_sampling_agent:10.0.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.