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CVE-2020-13632: ext/fts3/fts3_snippet.c in SQLite before 3.32.0 has a NULL pointer dereference via a crafted matchinfo() qu...

ext/fts3/fts3_snippet.c in SQLite before 3.32.0 has a NULL pointer dereference via a crafted matchinfo() query.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

This is a SQLite flaw fixed before version 3.32.0. A specially crafted matchinfo() query can trigger a NULL pointer dereference, which typically means an application crash or denial of service. Business urgency depends on whether vulnerable SQLite code processes attacker-controlled queries.

Executive priority

Treat this as a dependency hygiene and availability risk, not an emergency, unless critical services expose vulnerable SQLite query paths to untrusted users.

Technical view

CVE-2020-13632 affects SQLite before 3.32.0 in ext/fts3/fts3_snippet.c. The issue is a NULL pointer dereference reachable through a crafted matchinfo() query. The source bundle provides no CVSS, CWE, or confirmed exploit details.

Likely exposure

Exposure is most likely in applications, appliances, or OS packages embedding SQLite before 3.32.0 and allowing untrusted input into FTS3 or matchinfo() query paths.

Exploitation context

The bundle does not show CISA KEV listing or confirmed active exploitation. The cited impact is limited to a crafted query causing a NULL pointer dereference; no remote code execution evidence is provided.

Researcher notes

Evidence is incomplete for severity scoring and affected product scope. Focus validation on SQLite versions before 3.32.0, FTS3 usage, matchinfo() reachability, and vendor backport status rather than upstream version strings alone.

Mitigation direction

  • Update SQLite to 3.32.0 or a vendor-patched package.
  • Use OS vendor advisories for Fedora, Ubuntu, Gentoo, FreeBSD, and Debian packages.
  • Inventory embedded SQLite copies in applications and appliances.
  • Check affected vendors such as NetApp, Oracle, and Siemens for product-specific guidance.
  • Restrict untrusted query input reaching FTS3 or matchinfo() paths where feasible.

Validation and detection

  • Confirm deployed SQLite runtime and linked library versions.
  • Review dependency manifests for bundled SQLite before 3.32.0.
  • Check whether applications use FTS3 and matchinfo().
  • Verify vendor security updates are installed on managed systems.
  • Confirm no public route accepts raw or weakly constrained SQLite query input.
Prepared
Confidence
medium
Sources
11

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

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CVE-2020-13632 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
12Source 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

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