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CVE-2020-1727

Quick assessment

Affected
[UNKNOWN] keycloak
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 Keycloak是美国红帽（Red Hat）公司的一套为现代应用和服务提供身份验证和管理功能的软件。 Red Hat Keycloak 9.0.2之前版本中存在输入验证错误漏洞。该漏洞源于网络系统或产品未对输入的数据进行正确的验证。

CVSS 6.4 · Medium EPSS 0.80% · P55

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2020-1727

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in Keycloak before 9.0.2, where every Authorization URL that points to an IDP server lacks proper input validation as it allows a wide range of characters. This flaw allows a malicious to craft deep links that introduce further attack scenarios on affected clients.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Red Hat Keycloak 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Red Hat Keycloak是美国红帽（Red Hat）公司的一套为现代应用和服务提供身份验证和管理功能的软件。 Red Hat Keycloak 9.0.2之前版本中存在输入验证错误漏洞。该漏洞源于网络系统或产品未对输入的数据进行正确的验证。
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
[UNKNOWN] keycloak Versions before 9.0.2 -

II. Public POCs for CVE-2020-1727

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III. Intelligence Information for CVE-2020-1727

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Vendor Advisories for CVE-2020-1727 (1)

Same Patch Batch · [UNKNOWN] · 2020-06-22 · 5 CVEs total

CVE-2019-14894 8.0 HIGH Red Hat CloudForms Management Engine 操作系统命令注入漏洞
CVE-2020-10736 8.0 HIGH Red Hat Ceph 安全漏洞
CVE-2020-10740 6.6 MEDIUM Red Hat Wildfly 代码问题漏洞
CVE-2019-3865 Red Hat Quay 跨站脚本漏洞

IV. Related Vulnerabilities

Same product: keycloak
Same vendor: [UNKNOWN]
Same weakness: CWE-20

V. Comments for CVE-2020-1727

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