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CVE-2019-20637

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.

Varnish Cache是一套反向网站缓存服务器。 Varnish Cache中存在安全漏洞，该漏洞源于同一连接中，在处理下一个客户端请求时程序没有没有清理上一个请求的指针。攻击者可利用该漏洞获取消息。以下产品及版本受到影响：Varnish Cache 6.0.5 LTS之前版本，6.1.x版本，6.2.2之前的6.2.x版本，6.3.1之前的6.3.x版本。

AI Predicted 7.5 Difficulty: Moderate EPSS 1.75% · P76
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I. Basic Information for CVE-2019-20637

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue was discovered in Varnish Cache before 6.0.5 LTS, 6.1.x and 6.2.x before 6.2.2, and 6.3.x before 6.3.1. It does not clear a pointer between the handling of one client request and the next request within the same connection. This sometimes causes information to be disclosed from the connection workspace, such as data structures associated with previous requests within this connection or VCL-related temporary headers.
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
Varnish Cache 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Varnish Cache是一套反向网站缓存服务器。 Varnish Cache中存在安全漏洞，该漏洞源于同一连接中，在处理下一个客户端请求时程序没有没有清理上一个请求的指针。攻击者可利用该漏洞获取消息。以下产品及版本受到影响：Varnish Cache 6.0.5 LTS之前版本，6.1.x版本，6.2.2之前的6.2.x版本，6.3.1之前的6.3.x版本。
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-2019-20637

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III. Intelligence Information for CVE-2019-20637

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Mailing List Discussions for CVE-2019-20637 (2)

Other References for CVE-2019-20637 (1)

Same Patch Batch · n/a · 2020-04-08 · 88 CVEs total

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Showing top 20 of 88 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

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

V. Comments for CVE-2019-20637

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