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CVE-2019-14859

Quick assessment

Affected
Red Hat python-ecdsa
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.

python-ecdsa是一款基于Python的签名验证插件。 python-ecdsa 0.13.3之前版本中存在安全漏洞。攻击者可利用该漏洞获取敏感信息。

AI Predicted 5.3 Difficulty: Easy EPSS 1.53% · P74

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2019-14859

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in all python-ecdsa versions before 0.13.3, where it did not correctly verify whether signatures used DER encoding. Without this verification, a malformed signature could be accepted, making the signature malleable. Without proper verification, an attacker could use a malleable signature to create false transactions.
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
python-ecdsa 数据伪造问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
python-ecdsa是一款基于Python的签名验证插件。 python-ecdsa 0.13.3之前版本中存在安全漏洞。攻击者可利用该漏洞获取敏感信息。
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 python-ecdsa all python-ecdsa versions before 0.13.3 -

II. Public POCs for CVE-2019-14859

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III. Intelligence Information for CVE-2019-14859

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Vendor Advisories for CVE-2019-14859 (1)

Other References for CVE-2019-14859 (2)

Same Patch Batch · Red Hat · 2020-01-02 · 9 CVEs total

CVE-2019-14862 knockout 跨站脚本漏洞
CVE-2019-14863 AngularJS 跨站脚本漏洞
CVE-2019-14864 Ansible 日志信息泄露漏洞
CVE-2019-10158 Red Hat Infinispan 授权问题漏洞
CVE-2019-10205 Red Hat Quay 安全漏洞
CVE-2014-0169 Red Hat JBoss Enterprise Application Platform 安全漏洞
CVE-2014-0245 Red Hat JBoss Portal 竞争条件问题漏洞
CVE-2014-6275 FusionForge 信息泄露漏洞

IV. Related Vulnerabilities

Same product: python-ecdsa
Same vendor: Red Hat
Same weakness: CWE-347

V. Comments for CVE-2019-14859

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