VDB-155629 · CVE-2020-13632 · Nessus 236583

SQLite up to 3.31.x ext/fts3/fts3_snippet.c matchinfo null pointer dereference

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in SQLite up to 3.31.x. It has been classified as problematic. Affected by this issue is the function matchinfo of the file ext/fts3/fts3_snippet.c. This manipulation causes null pointer dereference. The identification of this vulnerability is CVE-2020-13632. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic was found in SQLite up to 3.31.x. Affected by this vulnerability is the function matchinfo of the file ext/fts3/fts3_snippet.c. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. The summary by CVE is:

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

The weakness was shared 05/27/2020. This vulnerability is known as CVE-2020-13632 since 05/27/2020. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 236583 (Alibaba Cloud Linux 3 : 0111: sqlite (ALINUX3-SA-2022:0111)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 3.32.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (236583). The entries VDB-155628 and VDB-155627 are related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

SQLite

Version

License

free

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 236583
Nessus Name: Alibaba Cloud Linux 3 : 0111: sqlite (ALINUX3-SA-2022:0111)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SQLite 3.32.0

Timelineinfo

05/27/2020 🔍
05/27/2020 +0 days 🔍
05/28/2020 +1 days 🔍
05/21/2025 +1819 days 🔍

Sourcesinfo

Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-13632 (🔍)
GCVE (CVE): GCVE-0-2020-13632
GCVE (VulDB): GCVE-100-155629
See also: 🔍

Entryinfo

Created: 05/28/2020 07:28
Updated: 05/21/2025 12:34
Changes: 05/28/2020 07:28 (40), 05/28/2020 07:33 (17), 10/19/2020 10:18 (1), 05/21/2025 12:34 (20)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.