Attacker Value
Unknown
0
CVE-2023-20528
0
CVE ID
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CVE-2023-20528
(Last updated November 08, 2023) ▾
MITRE ATT&CK
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Collection
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Command and Control
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Credential Access
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Defense Evasion
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Discovery
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Execution
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Exfiltration
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Impact
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Initial Access
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Lateral Movement
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Persistence
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Privilege Escalation
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Topic Tags
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Description
Insufficient input validation in the SMU may allow a physical attacker to exfiltrate SMU memory contents over the I2C bus potentially leading to a loss of confidentiality.
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CVSS V3 Severity and Metrics
Data provided by the National Vulnerability Database (NVD)
Base Score:
2.4 Low
Impact Score:
1.4
Exploitability Score:
0.9
Attack Vector (AV):
Physical
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
Low
Integrity (I):
None
Availability (A):
None
General Information
Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
2nd Gen EPYC various
3rd Gen EPYC various
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown
Vendors
- amd
Products
- epyc 7002 firmware,
- epyc 7003 firmware,
- epyc 7232p firmware,
- epyc 7252 firmware,
- epyc 7262 firmware,
- epyc 7272 firmware,
- epyc 7282 firmware,
- epyc 72f3 firmware,
- epyc 7302 firmware,
- epyc 7302p firmware,
- epyc 7313 firmware,
- epyc 7313p firmware,
- epyc 7343 firmware,
- epyc 7352 firmware,
- epyc 7373x firmware,
- epyc 73f3 firmware,
- epyc 7402 firmware,
- epyc 7402p firmware,
- epyc 7413 firmware,
- epyc 7443 firmware,
- epyc 7443p firmware,
- epyc 7452 firmware,
- epyc 7453 firmware,
- epyc 74f3 firmware,
- epyc 7502 firmware,
- epyc 7502p firmware,
- epyc 7513 firmware,
- epyc 7532 firmware,
- epyc 7542 firmware,
- epyc 7543 firmware,
- epyc 7543p firmware,
- epyc 7552 firmware,
- epyc 7573x firmware,
- epyc 75f3 firmware,
- epyc 7642 firmware,
- epyc 7643 firmware,
- epyc 7662 firmware,
- epyc 7663 firmware,
- epyc 7702 firmware,
- epyc 7702p firmware,
- epyc 7713 firmware,
- epyc 7713p firmware,
- epyc 7742 firmware,
- epyc 7743 firmware,
- epyc 7763 firmware,
- epyc 7773x firmware,
- epyc 7f32 firmware,
- epyc 7f52 firmware,
- epyc 7f72 firmware,
- epyc 7h12 firmware
References
Additional Info
Authenticated
Unknown
Exploitable
Unknown
Reliability
Unknown
Stability
Unknown
Available Mitigations
Unknown
Shelf Life
Unknown
Userbase/Installbase
Unknown
Patch Effectiveness
Unknown
Rapid7
Technical Analysis
Report as Emergent Threat Response
Report as Exploited in the Wild
CVE ID
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