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CVE-2020-15049

Quick assessment

Affected
n/a n/a
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Squid是一套代理服务器和Web缓存服务器软件。该软件提供缓存万维网、过滤流量、代理上网等功能。 Squid 4.12之前版本和5.0.3之前的5.x版本中的http/ContentLengthInterpreter.cc文件存在环境问题漏洞，该漏洞源于程序没有正确验证输入。攻击者可借助特制HTTP请求利用该漏洞造成Web缓存中毒，绕过Web应用程序防火墙保护或实施跨站脚本攻击。

CVSS 9.9 · Critical EPSS 5.71% · P93

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2020-15049

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue was discovered in http/ContentLengthInterpreter.cc in Squid before 4.12 and 5.x before 5.0.3. A Request Smuggling and Poisoning attack can succeed against the HTTP cache. The client sends an HTTP request with a Content-Length header containing "+\ "-" or an uncommon shell whitespace character prefix to the length field-value.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Squid 环境问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Squid是一套代理服务器和Web缓存服务器软件。该软件提供缓存万维网、过滤流量、代理上网等功能。 Squid 4.12之前版本和5.0.3之前的5.x版本中的http/ContentLengthInterpreter.cc文件存在环境问题漏洞，该漏洞源于程序没有正确验证输入。攻击者可借助特制HTTP请求利用该漏洞造成Web缓存中毒，绕过Web应用程序防火墙保护或实施跨站脚本攻击。
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-2020-15049

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III. Intelligence Information for CVE-2020-15049

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Vendor Advisories for CVE-2020-15049 (3)

Mailing List Discussions for CVE-2020-15049 (3)

Other References for CVE-2020-15049 (2)

Same Patch Batch · n/a · 2020-06-30 · 22 CVEs total

CVE-2020-9483 Apache SkyWalking SQL注入漏洞
CVE-2020-15395 MediaArea MediaInfo 缓冲区错误漏洞
CVE-2017-18922 LibVNCServer 缓冲区错误漏洞
CVE-2020-15396 iFAX Solutions HylaFAX+和HylaFAX Enterprise 安全漏洞
CVE-2020-15397 iFAX Solutions HylaFAX+和HylaFAX Enterprise 安全漏洞
CVE-2019-20893 Activision Infinity Ward Call of Duty Modern Warfare 2 缓冲区错误漏洞
CVE-2020-15400 CakePHP 跨站请求伪造漏洞
CVE-2020-15401 IOBit Malware Fighter Pro 后置链接漏洞
CVE-2020-15411 MISP 安全漏洞
CVE-2020-15412 MISP 安全漏洞
CVE-2020-15415 DrayTek Vigor3900、Vigor2960和Vigor300B 操作系统命令注入漏洞
CVE-2020-14947 OCS Inventory NG 操作系统命令注入漏洞
CVE-2020-14956 Windows cleaning assistant 输入验证错误漏洞
CVE-2020-14957 Windows cleaning assistant 输入验证错误漏洞
CVE-2020-13095 Objective Development Software Little Snitch 后置链接漏洞
CVE-2020-14482 Delta Electronics Industrial Automation DOPSoft 缓冲区错误漏洞
CVE-2020-15307 Nozomi Networks Guardian 跨站脚本漏洞
CVE-2020-14474 Cellebrite UFED 信任管理问题漏洞
CVE-2020-14059 Squid 安全漏洞
CVE-2020-14058 Squid 代码问题漏洞

Showing top 20 of 22 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

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

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