Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2023-4535— Opensc: out-of-bounds read in myeid driver handling encryption using symmetric keys

Quick assessment

Affected
Red Hat Red Hat Enterprise Linux 9
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

OpenSC是一款开源的智能卡工具和中间件。 OpenSC存在安全漏洞，该漏洞源于存在越界读取漏洞，允许攻击者操纵APDU响应，并可能获得对敏感数据的未经授权访问，从而损害系统的安全。

CVSS 4.5 · Medium EPSS 0.47% · P39
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2023-4535

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Opensc: out-of-bounds read in myeid driver handling encryption using symmetric keys
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
OpenSC 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenSC是一款开源的智能卡工具和中间件。 OpenSC存在安全漏洞，该漏洞源于存在越界读取漏洞，允许攻击者操纵APDU响应，并可能获得对敏感数据的未经授权访问，从而损害系统的安全。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Red Hat Red Hat Enterprise Linux 9 0:0.23.0-3.el9_3 ~ * cpe:/o:redhat:enterprise_linux:9::baseos
Red Hat Red Hat Enterprise Linux 7 - cpe:/o:redhat:enterprise_linux:7
Red Hat Red Hat Enterprise Linux 8 - cpe:/o:redhat:enterprise_linux:8

II. Public POCs for CVE-2023-4535

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2023-4535

请登录查看更多情报信息。

Patches & Fixes for CVE-2023-4535 (1)

Vendor Advisories for CVE-2023-4535 (3)

Mailing List Discussions for CVE-2023-4535 (1)

Other References for CVE-2023-4535 (2)

Same Patch Batch · Red Hat · 2023-11-06 · 3 CVEs total

CVE-2023-5090 6.0 MEDIUM Kernel: kvm: svm: improper check in svm_set_x2apic_msr_interception allows direct access t
CVE-2023-4910 5.5 MEDIUM 3scale-admin-portal: logged out users tokens can be accessed

IV. Related Vulnerabilities

Same product: Red Hat Enterprise Linux 9
Same vendor: Red Hat
Same weakness: CWE-125

V. Comments for CVE-2023-4535

Anonymous User
2026-01-15 06:09:11

Zaproxy alias impedit expedita quisquam pariatur exercitationem. Nemo rerum eveniet dolores rem quia dignissimos.

Leave a comment