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CVE-2020-1768— External Interface does not invalidate session

Quick assessment

Affected
OTRS AG OTRS
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.

Open-source Ticket Request System（OTRS）是德国OTRS集团的一套开源缺陷跟踪管理系统软件。该软件将电话，邮件等各种渠道提交进来的服务请求归类为不同的队列、服务级别，服务人员通过OTRS系统来跟踪和回复客户。 OTRS 7.0.0版本至7.0.14版本中存在代码问题漏洞。该漏洞源于网络系统或产品的代码开发过程中存在设计或实现不当的问题。

CVSS 5.4 · Medium EPSS 0.75% · P52

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2020-1768

Vulnerability Information
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Vulnerability Title
External Interface does not invalidate session
Source: CVE Program / CVE List V5
Vulnerability Description
The external frontend system uses numerous background calls to the backend. Each background request is treated as user activity so the SessionMaxIdleTime will not be reached. This issue affects: OTRS 7.0.x version 7.0.14 and prior versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
不充分的会话过期机制
Source: CVE Program / CVE List V5
Vulnerability Title
OTRS 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Open-source Ticket Request System（OTRS）是德国OTRS集团的一套开源缺陷跟踪管理系统软件。该软件将电话，邮件等各种渠道提交进来的服务请求归类为不同的队列、服务级别，服务人员通过OTRS系统来跟踪和回复客户。 OTRS 7.0.0版本至7.0.14版本中存在代码问题漏洞。该漏洞源于网络系统或产品的代码开发过程中存在设计或实现不当的问题。
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
OTRS AG OTRS 7.0.x ~ 7.0.14 -

II. Public POCs for CVE-2020-1768

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III. Intelligence Information for CVE-2020-1768

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Other References for CVE-2020-1768 (1)

IV. Related Vulnerabilities

Same product: OTRS
Same vendor: OTRS AG
Same weakness: CWE-613

V. Comments for CVE-2020-1768

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