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CVE Record

CVE-2021-33949: An issue in FeMiner WMS v1.1 allows attackers to execute arbitrary code via the filename parameter and the...

An issue in FeMiner WMS v1.1 allows attackers to execute arbitrary code via the filename parameter and the exec function.

CriticalCVSS 9.8Not KEV-listedUpdated
Glexia's TakeAutomated analysiscritical

Security readout for executives and security teams

Plain-English summary

FeMiner WMS v1.1 is reported to allow unauthenticated remote code execution through a filename parameter passed to exec. If exposed, an attacker could potentially take over the application host. The source bundle does not name a vendor patch or confirmed exploitation.

Executive priority

Treat as urgent if FeMiner WMS v1.1 is deployed. The vulnerability is critical and may allow full host compromise, but current evidence does not show confirmed exploitation or a named patch in the provided bundle.

Technical view

CVE-2021-33949 is classified as CWE-94 code injection with CVSS 3.1 score 9.8. The issue is described as arbitrary code execution via the filename parameter and exec function in FeMiner WMS v1.1. Structured affected metadata is incomplete, listing vendor and product as n/a.

Likely exposure

Likely limited to deployments of FeMiner WMS v1.1, especially if internet-facing or reachable by untrusted users. The bundle does not provide CPEs, package names, default ports, or deployment indicators, so exposure must be confirmed from internal inventory.

Exploitation context

No CISA KEV listing is indicated, and the provided sources do not confirm active exploitation. The CVSS vector indicates network reachability, low attack complexity, no privileges, and no user interaction, which makes exposed instances high-risk.

Researcher notes

The key evidence is the GitHub issue reference and CVE description. Affected-product metadata is weak: the title names FeMiner WMS v1.1, while structured affected fields are n/a. Validate locally before broad conclusions.

Mitigation direction

  • Identify any FeMiner WMS v1.1 deployments and owners.
  • Check the upstream project or vendor guidance for a fixed version.
  • Remove public access until remediation is confirmed.
  • Restrict access to trusted networks or authenticated administrative paths.
  • Monitor logs for unusual filename parameter activity.

Validation and detection

  • Confirm whether FeMiner WMS v1.1 exists in asset inventory.
  • Review deployed code for filename input reaching exec.
  • Check internet exposure and internal network reachability.
  • Review application and host logs for suspicious filename values.
  • Track the GitHub issue and CVE record for remediation updates.
Prepared
Confidence
medium
Sources
3

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

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cwe · medium confidence lookup

CWE-94: Code execution behavior lookup

Code execution and unsafe deserialization weaknesses often justify reviewing execution behavior and process telemetry. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.

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description · low confidence lookup

Execution behavior lookup

The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2021-33949 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Critical
CVSS
9.8 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.

1CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
9.8CVSS 3.1CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H3.95.9Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

9.8Critical
CVSS 3.1 vector shape for CVE-2021-33949Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

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