wolfSSL up to 4.8.0 NoCheck Extension privilege escalation

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in wolfSSL up to 4.8.0. It has been rated as critical. The impacted element is an unknown function of the component NoCheck Extension. The manipulation leads to an unknown weakness. This vulnerability is listed as CVE-2021-38597. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been found in wolfSSL up to 4.8.0. This issue affects an unknown function of the component NoCheck Extension. The impact remains unknown.

The weakness was presented 08/13/2021 as f93083be72a3b3d956b52a7ec13f307a27b6e093. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2021-38597. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 4.8.1 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Privilege escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: wolfSSL 4.8.1
Patch: github.com

Timelineinfo

08/12/2021 🔍
08/13/2021 +1 days 🔍
08/13/2021 +0 days 🔍
08/18/2021 +5 days 🔍

Sourcesinfo

Product: github.com

Advisory: f93083be72a3b3d956b52a7ec13f307a27b6e093
Status: Confirmed

CVE: CVE-2021-38597 (🔍)
GCVE (CVE): GCVE-0-2021-38597
GCVE (VulDB): GCVE-100-180803

Entryinfo

Created: 08/13/2021 08:17
Updated: 08/18/2021 03:52
Changes: 08/13/2021 08:17 (38), 08/18/2021 03:52 (2)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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