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CVE Record

CVE-2021-33525: EyesOfNetwork eonweb through 5.3-11 allows Remote Command Execution (by authenticated users) via shell meta...

EyesOfNetwork eonweb through 5.3-11 allows Remote Command Execution (by authenticated users) via shell metacharacters in the nagios_path parameter to lilac/export.php, as demonstrated by %26%26+curl to insert an "&& curl" substring for the shell.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

This CVE affects EyesOfNetwork eonweb through 5.3-11. An authenticated user could cause the server to run unintended system commands through a vulnerable export parameter. For leaders, the main concern is administrator or compromised-account misuse against a monitoring system that may have broad network visibility.

Executive priority

Treat this as high priority where EyesOfNetwork is internet-accessible or broadly reachable internally. The issue requires authentication, but monitoring platforms are sensitive targets and compromised credentials could turn this into system-level access.

Technical view

The CVE description reports authenticated remote command execution in eonweb through 5.3-11 via shell metacharacters in the nagios_path parameter handled by lilac/export.php. The record does not provide CVSS, CWE, CPEs, or a confirmed fixed version. A public GitHub reference demonstrates the issue.

Likely exposure

Organizations are likely exposed if they run EyesOfNetwork eonweb through 5.3-11 and allow authenticated users to reach the Lilac export function. The bundle does not provide structured CPEs or deployment fingerprints, so version inventory is required.

Exploitation context

CISA KEV is false in the provided bundle, so active exploitation is not established here. The CVE references a public GitHub demonstration, which increases validation urgency, but the sources do not prove real-world exploitation.

Researcher notes

Evidence is limited to the CVE description and linked public references. The record lacks CVSS, CWE, CPEs, and explicit remediation details. Avoid assuming unauthenticated exposure or active exploitation unless additional sources confirm it.

Mitigation direction

  • Check EyesOfNetworkCommunity eonweb releases and vendor guidance for the fixed version.
  • Upgrade affected eonweb deployments according to vendor instructions.
  • Restrict eonweb access to trusted administrator networks or VPN.
  • Review and remove unnecessary eonweb accounts and privileges.
  • Monitor for suspicious requests to lilac/export.php and nagios_path.

Validation and detection

  • Inventory all EyesOfNetwork eonweb deployments and record exact versions.
  • Flag eonweb versions through 5.3-11 as potentially affected.
  • Verify who can authenticate to eonweb and access export functionality.
  • Review web logs for unusual lilac/export.php requests.
  • Confirm remediation against vendor release notes or official guidance.
Prepared
Confidence
medium
Sources
4

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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

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CVE-2021-33525 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

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.

0CVSS vectors
0Timeline events
0ADP providers
3Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.