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CVE-2021-3445

Quick assessment

Affected
n/a libdnf
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.

Red Hat libdnf是美国红帽（Red Hat）公司的一个应用软件。提供一个为libsolv提供简化的C和Python API的库。 libdnf 存在数据伪造问题漏洞，该漏洞源于signature功能允许攻击者实现代码执行。

AI Predicted 8.8 Difficulty: Moderate EPSS 1.12% · P65

Possible ATT&CK Techniques 1 AI

T1195.002 · Compromise Software Supply Chain
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I. Basic Information for CVE-2021-3445

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in libdnf's signature verification functionality in versions before 0.60.1. This flaw allows an attacker to achieve code execution if they can alter the header information of an RPM package and then trick a user or system into installing it. The highest risk of this vulnerability is to confidentiality, integrity, as well as system availability.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
密码学签名的验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Red Hat libdnf 数据伪造问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Red Hat libdnf是美国红帽（Red Hat）公司的一个应用软件。提供一个为libsolv提供简化的C和Python API的库。 libdnf 存在数据伪造问题漏洞，该漏洞源于signature功能允许攻击者实现代码执行。
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
- libdnf libdnf 0.60.1 -

II. Public POCs for CVE-2021-3445

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III. Intelligence Information for CVE-2021-3445

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Vendor Advisories for CVE-2021-3445 (1)

Mailing List Discussions for CVE-2021-3445 (2)

Same Patch Batch · n/a · 2021-05-19 · 20 CVEs total

CVE-2021-3421 Red Hat Package Manager 数据伪造问题漏洞
CVE-2021-20589 多款 Mitsubishi Electric 设备缓冲区错误漏洞
CVE-2021-21732 ZTE 手机 安全漏洞
CVE-2021-21733 ZXCDN 信息泄露漏洞
CVE-2020-20264 MikroTik RouterOS 数字错误漏洞
CVE-2020-20266 MikroTik RouterOS 代码问题漏洞
CVE-2017-17674 BMC Software BMC Remedy 9.1SP3 代码问题漏洞
CVE-2017-17678 BMC Remedy Mid Tier 9.1SP3 跨站脚本漏洞
CVE-2017-17675 BMC Software BMC Remedy 9.1SP3 日志信息泄露漏洞
CVE-2017-17677 BMC Remedy 9.1SP3 安全漏洞
CVE-2021-27924 Couchbase Server 安全漏洞
CVE-2021-3517 libxml2 缓冲区错误漏洞
CVE-2021-31930 concerto 跨站脚本漏洞
CVE-2021-33204 PostgreSQL 命令注入漏洞
CVE-2021-31158 Couchbase Server 安全漏洞
CVE-2021-25644 Couchbase Server 安全漏洞
CVE-2020-36364 Smartstore SmartStoreNET 路径遍历漏洞
CVE-2021-27925 Couchbase Server 竞争条件问题漏洞
CVE-2020-36365 Smartstore SmartStoreNET 输入验证错误漏洞

IV. Related Vulnerabilities

Same vendor: n/a
Same weakness: CWE-347

V. Comments for CVE-2021-3445

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