SKALE sgxwallet 1.58.3 sgx_disp_ippsAES_GCMEncrypt out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

A vulnerability classified as critical has been found in SKALE sgxwallet 1.58.3. This affects the function sgx_disp_ippsAES_GCMEncrypt. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was released 09/27/2021 as 77425c862ad20cd270d42c54f3d63e1eb4e02195. It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2021-36218 since 07/07/2021. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 1.77.0 eliminates this vulnerability. Applying the patch 77425c862ad20cd270d42c54f3d63e1eb4e02195 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.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

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

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

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
ATT&CK: Unknown

Local: No
Remote: Partially

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: sgxwallet 1.77.0
Patch: 77425c862ad20cd270d42c54f3d63e1eb4e02195

Timelineinfo

07/07/2021 🔍
09/27/2021 +82 days 🔍
09/27/2021 +0 days 🔍
10/02/2021 +5 days 🔍

Sourcesinfo

Advisory: 77425c862ad20cd270d42c54f3d63e1eb4e02195
Status: Confirmed

CVE: CVE-2021-36218 (🔍)

Entryinfo

Created: 09/27/2021 20:12
Updated: 10/02/2021 19:54
Changes: 09/27/2021 20:12 (42), 10/02/2021 19:54 (1)
Complete: 🔍

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