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CVE Record

CVE-2019-19645: alter.c in SQLite through 3.30.1 allows attackers to trigger infinite recursion via certain types of self-r...

alter.c in SQLite through 3.30.1 allows attackers to trigger infinite recursion via certain types of self-referential views in conjunction with ALTER TABLE statements.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

SQLite could be forced into endless recursive processing when handling certain self-referential views with ALTER TABLE. The practical concern is availability: an affected application may hang or crash if an attacker can influence SQL executed against SQLite.

Executive priority

Treat as a targeted availability risk, not currently an emergency based on provided evidence. Prioritize remediation where SQLite is exposed to untrusted SQL or embedded in important operational products.

Technical view

CVE-2019-19645 affects SQLite through 3.30.1 in alter.c. The flaw involves infinite recursion triggered by certain self-referential views combined with ALTER TABLE statements. Public data provided does not include CVSS, CWE, or detailed fixed-version mapping.

Likely exposure

Exposure is most likely in products or applications embedding SQLite through 3.30.1, especially where users, plugins, imports, or APIs can cause arbitrary or semi-controlled SQL schema changes.

Exploitation context

The source bundle does not show CISA KEV listing or active exploitation. Exploitation appears to require a path to execute relevant SQL against an affected SQLite library, not mere network reachability.

Researcher notes

The public bundle identifies the vulnerable code area and trigger class but lacks CVSS, CWE, exploit status, and exact downstream fixed versions. Validate impact through vendor-specific advisories and dependency analysis rather than assuming all SQLite use is exploitable.

Mitigation direction

  • Inventory applications and appliances embedding SQLite through 3.30.1.
  • Apply vendor fixes or package updates referenced by affected product advisories.
  • Review Ubuntu, Oracle, NetApp, Tenable, and Siemens guidance where those products are present.
  • Restrict untrusted users from issuing schema-changing SQL statements.
  • Monitor affected services for hangs, crashes, or abnormal CPU use.

Validation and detection

  • Confirm SQLite library versions used by applications and bundled products.
  • Check whether vendor advisories apply to deployed NetApp, Oracle, Siemens, Ubuntu, or Tenable assets.
  • Review application features that allow user-controlled SQL, migrations, plugins, or imports.
  • Verify updated builds no longer use SQLite through 3.30.1.
  • Document compensating controls where immediate upgrades are unavailable.
Prepared
Confidence
medium
Sources
8

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.

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CVE-2019-19645 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
7Source 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.