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CVE-2021-43329: A SQL injection vulnerability in license_update.php in Mumara Classic through 2.93 allows a remote unauthen...

A SQL injection vulnerability in license_update.php in Mumara Classic through 2.93 allows a remote unauthenticated attacker to execute arbitrary SQL commands via the license parameter.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

Mumara Classic through version 2.93 has an unauthenticated SQL injection in its license update endpoint. In business terms, an exposed installation could let an attacker tamper with or extract database data. The source bundle does not identify a vendor patch or confirm active exploitation.

Executive priority

Treat this as a high-priority exposure review if Mumara Classic is present. The issue is unauthenticated, database-impacting, and publicly documented, but urgency depends on whether affected systems are still exposed.

Technical view

CVE-2021-43329 describes SQL injection in license_update.php in Mumara Classic through 2.93 via the license parameter. The CVE states remote unauthenticated attackers can execute arbitrary SQL commands. Public exploit references exist, but the bundle provides no CVSS score, CWE mapping, or confirmed fix.

Likely exposure

Exposure is most likely where Mumara Classic 2.93 or earlier is internet-accessible, especially if license_update.php is reachable without authentication. The bundle does not provide CPEs or detailed deployment fingerprints.

Exploitation context

The CVE is not marked KEV in the bundle, so confirmed active exploitation is not established here. Multiple public exploit listings are cited, which raises practical risk even without evidence of active campaigns.

Researcher notes

Evidence is limited to CVE text and public exploit references. No CVSS vector, vendor advisory, patch version, CWE, or KEV listing is provided. Avoid assuming active exploitation or a specific remediation beyond vendor guidance and exposure reduction.

Mitigation direction

  • Inventory Mumara Classic deployments and identify versions through 2.93.
  • Check Mumara guidance for fixed versions or supported migration paths.
  • Restrict public access to Mumara administrative and license update endpoints where feasible.
  • Monitor web and database logs for suspicious license_update.php activity.
  • Retire unsupported exposed installations if no vendor-supported fix is available.

Validation and detection

  • Confirm whether Mumara Classic is deployed in production, staging, or legacy environments.
  • Verify the installed version and whether it is 2.93 or earlier.
  • Check whether license_update.php is reachable from untrusted networks.
  • Review logs for unexpected requests containing the license parameter.
  • Look for unexplained database changes around suspicious request times.
Prepared
Confidence
medium
Sources
6

Public sources used

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.

description · low confidence lookup

Database behavior lookup

The CVE wording references database injection or access, so collection and exfiltration review may help. 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-2021-43329 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
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
10Source 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.