Samsung Blockchain Keystore prior 1.3.12.1 CMD_COLDWALLET_BTC_SET_PRV_UTXO out-of-bounds
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.0 | $0-$5k | 0.00 |
A vulnerability was found in Samsung Blockchain Keystore. It has been declared as problematic. This vulnerability affects the function CMD_COLDWALLET_BTC_SET_PRV_UTXO
. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality. CVE summarizes:
Out-of-bounds Read vulnerability while processing CMD_COLDWALLET_BTC_SET_PRV_UTXO in bc_core trustlet from Samsung Blockchain Keystore prior to version 1.3.12.1 allows local attacker to read arbitrary memory.
The weakness was published 05/05/2023. The advisory is shared for download at security.samsungmobile.com. This vulnerability was named CVE-2023-21511 since 11/14/2022. There are known technical details, but no exploit is available.
Upgrading to version 1.3.12.1 eliminates this vulnerability.
Product
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔒VulDB CVSS-BT Score: 🔒
VulDB Vector: 🔒
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.1VulDB Meta Temp Score: 4.0
VulDB Base Score: 2.3
VulDB Temp Score: 2.2
VulDB Vector: 🔒
VulDB Reliability: 🔍
NVD Base Score: 5.5
NVD Vector: 🔒
CNA Base Score: 4.4
CNA Vector (Samsung Mobile): 🔒
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Out-of-boundsCWE: CWE-125 / CWE-119
ATT&CK: Unknown
Local: Yes
Remote: No
Availability: 🔒
Status: Not defined
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔒
Upgrade: Blockchain Keystore 1.3.12.1
Timeline
11/14/2022 CVE reserved05/05/2023 Advisory disclosed
05/05/2023 VulDB entry created
05/27/2023 VulDB entry last update
Sources
Vendor: samsung.comAdvisory: security.samsungmobile.com
Status: Confirmed
CVE: CVE-2023-21511 (🔒)
Entry
Created: 05/05/2023 07:18Updated: 05/27/2023 19:13
Changes: 05/05/2023 07:18 (49), 05/27/2023 19:13 (11)
Complete: 🔍
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