Security readout for executives and security teams
Plain-English summary
Echo ShareCare 8.15.5 contains an authenticated input-handling flaw in a file-unzip feature. A user who can access that workflow may influence arguments passed to 7z.exe. The public bundle does not provide a CVSS score, named patch, or evidence of active exploitation.
Executive priority
Treat as a targeted remediation item for any confirmed Echo ShareCare 8.15.5 deployment. It is not KEV-listed, but authenticated argument injection in a server-side file-handling workflow can create meaningful operational risk.
Technical view
Access/EligFeedParse_Sup/UnzipFile_Upd.cfm processes the zippass parameter in the UnzipFile feature and passes data into 7z.exe argument handling. The issue is command argument injection from authenticated remote input, allowing arbitrary 7z.exe arguments, not proven arbitrary command execution in the provided sources.
Likely exposure
Exposure appears limited to organizations running Echo ShareCare 8.15.5 where authenticated users can reach the affected UnzipFile eligibility-feed parsing path. The CVE bundle lists affected vendor and product as n/a, so confirm exposure through application inventory and route availability.
Exploitation context
The provided sources describe an authenticated attack path through the zippass parameter. CISA KEV status is false, and the bundle does not cite active exploitation, public exploit use, or exploitation at scale.
Researcher notes
Evidence is sparse: no CVSS vector, CWE mapping, CPE, patch statement, or exploit confirmation is present in the provided bundle. Analysis should stay anchored to authenticated argument injection into 7z.exe via zippass on the named CFM path.
Mitigation direction
- Check Echo ShareCare or Atredis guidance for vendor-specific fixes.
- Restrict access to the affected authenticated workflow to necessary users only.
- Review whether Echo ShareCare 8.15.5 remains deployed.
- Monitor logs for unusual access to UnzipFile_Upd.cfm.
- Prioritize upgrade or compensating controls if no vendor patch is available.
Validation and detection
- Inventory systems for Echo ShareCare 8.15.5 deployments.
- Confirm whether UnzipFile_Upd.cfm is reachable by authenticated users.
- Review application logs for zippass activity and failed unzip attempts.
- Verify current vendor guidance before declaring remediation complete.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2021-36122 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/atredispartners/advisories/blob/master/ATREDIS-2021-0001.mdCVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.