Vulnerabilities

Vulnerability · CVE-2020-11656

In SQLite through 3.31.1, the ALTER TABLE implementation has a use-after-free, as demonstrated by an ORDER BY clause that belongs to a compound SELECT statement.

Published Apr 9, 2020 · catalog updated Oct 14, 2026 · In SQLite through 3.31.1,

Check if you run it

No confirmed exploitation is on record for CVE-2020-11656. EPSS is 8.72%. Act only if a listed version of In SQLite through 3.31.1, is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (In SQLite through 3.31.1,).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Critical9.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
8.72%
Remediation
Advisory link
Affected products
cpe netapp/ontap select deploy administration utility · cpe oracle/communications network charging and control · cpe oracle/enterprise manager ops center · cpe oracle/hyperion infrastructure technology · cpe oracle/mysql · cpe siemens/sinec infrastructure network services

In SQLite through 3.31.1, the ALTER TABLE implementation has a use-after-free, as demonstrated by an ORDER BY clause that belongs to a compound SELECT statement.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe netapp/ontap select deploy administration utilityversion unspecified
  • cpe oracle/communications network charging and control12.0.2
  • cpe oracle/communications network charging and control6.0.1
  • cpe oracle/enterprise manager ops center12.4.0.0
  • cpe oracle/hyperion infrastructure technology11.1.2.4
  • cpe oracle/mysqlversion unspecified
  • cpe siemens/sinec infrastructure network servicesversion unspecified
  • cpe sqlite/sqliteversion unspecified
  • cpe tenable/tenable.scversion unspecified

How to fix CVE-2020-11656

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2020-11656. EPSS is 8.72%. Act only if a listed version of In SQLite through 3.31.1, is installed.

Which versions are affected?

Compare what you have installed with oracle/communications network charging and control 12.0.2; oracle/communications network charging and control 6.0.1; oracle/enterprise manager ops center 12.4.0.0; oracle/hyperion infrastructure technology 11.1.2.4. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-416: Use After Free. EPSS 8.72%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 9, 2020 · NIST NVD

    Detected

    In SQLite through 3.31.1, the ALTER TABLE implementation has a use-after-free, as demonstrated by an ORDER BY clause that belongs to a compound SELECT statement.

  2. Oct 14, 2026 · NIST NVD

    Updated

    In SQLite through 3.31.1, the ALTER TABLE implementation has a use-after-free, as demonstrated by an ORDER BY clause that belongs to a compound SELECT statement.

Sources

  • CVE.orgVulnerability recordCVE-2020-11656

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2020-11656

    30-day exploitation probability 8.7%

    first.org
  • NIST NVDVulnerability recordCVE-2020-11656

    In SQLite through 3.31.1, the ALTER TABLE implementation has a use-after-free, as demonstrated by an ORDER BY clause that belongs to a compound SELECT statement.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 16, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.