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CVE-2019-20392

Quick assessment

Affected
n/a n/a
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.

libyang是一款使用C语言编写的YANG数据建模语言解析器和工具包。 libyang 1.0-r1之前版本的‘resolve_feature_value()’函数中存在缓冲区错误漏洞。攻击者可利用该漏洞造成应用程序崩溃。

AI Predicted 5.3 Difficulty: Moderate EPSS 1.88% · P79

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2019-20392

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An invalid memory access flaw is present in libyang before v1.0-r1 in the function resolve_feature_value() when an if-feature statement is used inside a list key node, and the feature used is not defined. Applications that use libyang to parse untrusted input yang files may crash.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
libyang 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
libyang是一款使用C语言编写的YANG数据建模语言解析器和工具包。 libyang 1.0-r1之前版本的‘resolve_feature_value()’函数中存在缓冲区错误漏洞。攻击者可利用该漏洞造成应用程序崩溃。
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
- n/a n/a -

II. Public POCs for CVE-2019-20392

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III. Intelligence Information for CVE-2019-20392

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Patches & Fixes for CVE-2019-20392 (1)

Vendor Advisories for CVE-2019-20392 (1)

Mailing List Discussions for CVE-2019-20392 (1)

Other References for CVE-2019-20392 (2)

Same Patch Batch · n/a · 2020-01-22 · 36 CVEs total

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CVE-2019-19841 Ruckus Wireless Unleashed 操作系统命令注入漏洞
CVE-2019-19842 Ruckus Wireless Unleashed 操作系统命令注入漏洞
CVE-2019-19840 Ruckus Wireless Unleashed 缓冲区错误漏洞
CVE-2020-7915 Eaton 5P 850 跨站脚本漏洞
CVE-2019-20399 Parity libsecp256k1-rs 竞争条件问题漏洞
CVE-2018-16266 Tizen 安全漏洞
CVE-2019-20393 libyang 资源管理错误漏洞

Showing top 20 of 36 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2019-20392

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