CVE-2020-9327
In SQLite 3.31.1, isAuxiliaryVtabOperator allows attackers to trigger a NULL pointer dereference and segmentation fault because of generated column optimizations.
02 Description
In SQLite 3.31.1, isAuxiliaryVtabOperator allows attackers to trigger a NULL pointer dereference and segmentation fault because of generated column optimizations.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 3.72% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 89.6% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-10-14.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2020-02-21 21:25Z6 YR AGO
- Last updated
- 2026-10-14 08:45Z15 DAYS AGO
- Reserved
- 2020-02-21
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-476NULL Pointer DereferenceBase
- Data version
- 5.2
- Document digest
- 3ffd436506382c4e44b100d931d56c618a9030d835311afa3daa0a75a9a8bf86
05 Affected products
06 References
- security.gentoo.orgGLSA-202003-16https://security.gentoo.org/glsa/202003-16
- usn.ubuntu.comUSN-4298-1https://usn.ubuntu.com/4298-1/
- www.oracle.comhttps://www.oracle.com/security-alerts/cpujul2020.html
- www.sqlite.orghttps://www.sqlite.org/cgi/src/info/9d0d4ab95dc0c56e
- www.sqlite.orghttps://www.sqlite.org/cgi/src/info/abc473fb8fb99900
- www.sqlite.orghttps://www.sqlite.org/cgi/src/info/4374860b29383380
- security.netapp.comhttps://security.netapp.com/advisory/ntap-20200313-0002/
- www.oracle.comhttps://www.oracle.com/security-alerts/cpuoct2020.html
- www.oracle.comhttps://www.oracle.com/security-alerts/cpujan2021.html
- www.oracle.comhttps://www.oracle.com/security-alerts/cpuApr2021.html
- cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
- cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-389290.html
- cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-398330.html
07 Fixed in
Debian 12
- sqlite3 Fixed in 3.31.1-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- sqlite3 Fixed in 3.31.1-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- sqlite3 Fixed in 3.31.1-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- sqlite3 Fixed in 3.22.0-1ubuntu0.3
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.