Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2021-21436— Agent is able to link customer's Config Items without permission

Quick assessment

Affected
OTRS AG OTRSCIsInCustomerFrontend
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.

OTRS AG OTRSCIsInCustomerFrontend是美国OTRS公司的一个管理系统。提供了现代，灵活的票证和流程管理服务。 OTRS AG OTRSCIsInCustomerFrontend中存在安全漏洞，该漏洞源于代理可以在没有权限的情况下查看和链接配置项，这些配置项在通用目录中定义。以下产品及型号受到影响:OTRS AG OTRSCIsInCustomerFrontend 7.0、x、7.0.14和以前的版本。

CVSS 3.5 · Low EPSS 0.76% · P52

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2021-21436

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Agent is able to link customer's Config Items without permission
Source: CVE Program / CVE List V5
Vulnerability Description
Agents are able to see and link Config Items without permissions, which are defined in General Catalog. This issue affects: OTRS AG OTRSCIsInCustomerFrontend 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:R/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
权限、特权和访问控制
Source: CVE Program / CVE List V5
Vulnerability Title
OTRS AG OTRSCIsInCustomerFrontend 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OTRS AG OTRSCIsInCustomerFrontend是美国OTRS公司的一个管理系统。提供了现代，灵活的票证和流程管理服务。 OTRS AG OTRSCIsInCustomerFrontend中存在安全漏洞，该漏洞源于代理可以在没有权限的情况下查看和链接配置项，这些配置项在通用目录中定义。以下产品及型号受到影响:OTRS AG OTRSCIsInCustomerFrontend 7.0、x、7.0.14和以前的版本。
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
OTRS AG OTRSCIsInCustomerFrontend 7.0.x ~ 7.0.14 -

II. Public POCs for CVE-2021-21436

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2021-21436

请登录查看更多情报信息。

Other References for CVE-2021-21436 (1)

Same Patch Batch · OTRS AG · 2021-02-08 · 4 CVEs total

CVE-2021-21435 5.7 MEDIUM Information exposure in PDF export
CVE-2020-1779 4.3 MEDIUM Dynamic templates reveal sensitive data when OTRS tags are used
CVE-2021-21434 3.5 LOW XSS in Survey Module

IV. Related Vulnerabilities

Same product: OTRSCIsInCustomerFrontend
Same vendor: OTRS AG
Same weakness: CWE-264

V. Comments for CVE-2021-21436

No comments yet

Leave a comment