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

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2021-42779

Quick assessment

Affected
n/a opensc
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，该漏洞源于攻击者可利用该漏洞可以通过sc file valid()强制重用已释放的OpenSC内存区域，以触发拒绝服务，并可能运行代码。

AI Predicted 4.7 Difficulty: Hard EPSS 2.13% · P82

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2021-42779

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A heap use after free issue was found in Opensc before version 0.22.0 in sc_file_valid.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
OpenSC 资源管理错误漏洞
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，该漏洞源于攻击者可利用该漏洞可以通过sc file valid()强制重用已释放的OpenSC内存区域，以触发拒绝服务，并可能运行代码。
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
- opensc opensc 0.22.0 -

II. Public POCs for CVE-2021-42779

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

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2021-42779

请登录查看更多情报信息。

Patches & Fixes for CVE-2021-42779 (1)

Vendor Advisories for CVE-2021-42779 (2)

Mailing List Discussions for CVE-2021-42779 (1)

Other References for CVE-2021-42779 (1)

Same Patch Batch · n/a · 2022-04-18 · 26 CVEs total

CVE-2022-29464 9.8 CRITICAL WSO2 API Manager 路径遍历漏洞
CVE-2022-27526 Autodesk Design Review 缓冲区错误漏洞
CVE-2022-29457 ZOHO ManageEngine ADSelfService Plus 安全漏洞
CVE-2022-25226 ThinVNC 安全漏洞
CVE-2011-4917 Linux kernel 安全漏洞
CVE-2021-42778 OpenSC 资源管理错误漏洞
CVE-2011-1762 Wordpress 安全漏洞
CVE-2021-3681 Ansible Galaxy Collections 安全漏洞
CVE-2021-3503 Red Hat Wildfly 安全漏洞
CVE-2021-3624 dcraw 输入验证错误漏洞
CVE-2022-1341 bwm-ng 代码问题漏洞
CVE-2022-27652 cri-o 安全漏洞
CVE-2022-27530 Autodesk AutoCAD 缓冲区错误漏洞
CVE-2022-27529 Autodesk AutoCAD 缓冲区错误漏洞
CVE-2021-3652 389-ds-base 安全漏洞
CVE-2022-27525 Autodesk AutoCAD 缓冲区错误漏洞
CVE-2021-46122 TP-LINK TL-WR840N 安全漏洞
CVE-2022-26665 Tyler Technologies Tyler Odyssey 安全漏洞
CVE-2022-26631 ResearchGate Automatic Question Paper Generator System SQL注入漏洞
CVE-2022-28810 ZOHO ManageEngine ADSelfService Plus 信任管理问题漏洞

Showing top 20 of 26 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: opensc
Same vendor: n/a
Same weakness: CWE-416

V. Comments for CVE-2021-42779

No comments yet

Leave a comment