WolfSSH 1.4.7 wolfSSH_SFTP_RecvRMDIR integer overflow

CVSS Meta Temp Score
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5.3$0-$5k0.00

A vulnerability was found in WolfSSH 1.4.7. It has been rated as critical. Affected by this issue is the function wolfSSH_SFTP_RecvRMDIR. The manipulation with an unknown input leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is confidentiality, integrity, and availability. CVE summarizes:

WolfSSH v1.4.7 was discovered to contain an integer overflow via the function wolfSSH_SFTP_RecvRMDIR.

The weakness was disclosed 07/13/2022. The advisory is available at github.com. This vulnerability is handled as CVE-2022-32073 since 05/31/2022. Technical details are known, but there is no available exploit.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com.

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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VulDB Reliability: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
ATT&CK: Unknown

Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

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Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

05/31/2022 🔍
07/13/2022 +43 days 🔍
07/13/2022 +0 days 🔍
07/13/2022 +0 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2022-32073 (🔍)

Entryinfo

Created: 07/13/2022 22:00
Changes: 07/13/2022 22:00 (39)
Complete: 🔍

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