SQLite up to 3.31.x Snippet ext/fts3/fts3.c fts3EvalNextRow use after free

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CVSS Meta Temp Score
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CTI Interest Score
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8.2$0-$5k0.00

A vulnerability was found in SQLite up to 3.31.x. It has been rated as critical. This issue affects the function fts3EvalNextRow of the file ext/fts3/fts3.c of the component Snippet Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-416. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

ext/fts3/fts3.c in SQLite before 3.32.0 has a use-after-free in fts3EvalNextRow, related to the snippet feature.

The weakness was disclosed 05/27/2020. The identification of this vulnerability is CVE-2020-13630 since 05/27/2020. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 3.32.0 eliminates this vulnerability.

The entries 155629 and 155628 are pretty similar.

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CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2infoedit

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfoedit

Class: Memory corruption
CWE: CWE-416
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfoedit

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

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SQLite 3.32.0

Timelineinfoedit

05/27/2020 🔍
05/27/2020 +0 days 🔍
05/28/2020 +1 days 🔍
10/19/2020 +144 days 🔍

Sourcesinfoedit

Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-13630 (🔍)
See also: 🔍

Entryinfoedit

Created: 05/28/2020 07:24 AM
Updated: 10/19/2020 10:08 AM
Changes: (1) advisory_confirm_url
Complete: 🔍

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