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CVE-2023-4535

Opensc: out-of-bounds read in myeid driver handling encryption using symmetric keys

CVSS 4.5 MEDIUMEPSS 0.5%CWE-125
Vexday Risk Score
13Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 4.5EPSS 0.5%KEV nãoPoC Nuclei Metasploit Patch referenciado
Lifecycle
06 Nov 2023Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
An out-of-bounds read vulnerability was found in OpenSC packages within the MyEID driver when handling symmetric key encryption. Exploiting this flaw requires an attacker to have physical access to the computer and a specially crafted USB device or smart card. This flaw allows the attacker to manipulate APDU responses and potentially gain unauthorized access to sensitive data, compromising the system's security.
CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L

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