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CVE-2020-1773— Session / Password / Password token leak

Quick assessment

Affected
OTRS AG ((OTRS)) Community Edition
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 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 Community Edition 5.0.41及之前版本、6.0.26及之前版本和OTRS 7.0.15及之前版本中存在安全特征问题漏洞。攻击者可利用该漏洞猜出其他会话的ID并还可能猜出密码重置令牌或密码。

CVSS 7.3 · High EPSS 1.46% · P73

Possible ATT&CK Techniques 1 AI

T1528 · Steal Application Access Token
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I. Basic Information for CVE-2020-1773

Vulnerability Information
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Vulnerability Title
Session / Password / Password token leak
Source: CVE Program / CVE List V5
Vulnerability Description
An attacker with the ability to generate session IDs or password reset tokens, either by being able to authenticate or by exploiting OSA-2020-09, may be able to predict other users session IDs, password reset tokens and automatically generated passwords. This issue affects ((OTRS)) Community Edition: 5.0.41 and prior versions, 6.0.26 and prior versions. OTRS; 7.0.15 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:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
信息熵不充分
Source: CVE Program / CVE List V5
Vulnerability Title
OTRS 安全特征问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Open 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 Community Edition 5.0.41及之前版本、6.0.26及之前版本和OTRS 7.0.15及之前版本中存在安全特征问题漏洞。攻击者可利用该漏洞猜出其他会话的ID并还可能猜出密码重置令牌或密码。
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)) Community Edition 5.0.41 and prior -
OTRS AG OTRS 7.0.15 and prior -

II. Public POCs for CVE-2020-1773

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III. Intelligence Information for CVE-2020-1773

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Mailing List Discussions for CVE-2020-1773 (4)

Other References for CVE-2020-1773 (1)

Same Patch Batch · OTRS AG · 2020-03-27 · 5 CVEs total

CVE-2020-1772 6.5 MEDIUM Information Disclosure
CVE-2020-1771 4.6 MEDIUM Possible XSS in Customer user address book
CVE-2020-1769 3.5 LOW Autocomplete in the form login screens
CVE-2020-1770 2.4 LOW Information disclosure in support bundle files

IV. Related Vulnerabilities

Same product: ((OTRS)) Community Edition
Same vendor: OTRS AG
Same weakness: CWE-331

V. Comments for CVE-2020-1773

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