OTRS up to 7.0.21/8.0.6 Chat Conversation information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.8$0-$5k0.00

A vulnerability was found in OTRS up to 7.0.21/8.0.6 (Service Management Software). It has been declared as problematic. This vulnerability affects an unknown code of the component Chat Conversation Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. As an impact it is known to affect confidentiality. CVE summarizes:

Agent names that participates in a chat conversation are revealed in certain parts of the external interface as well as in chat transcriptions inside the tickets, when system is configured to mask real agent names. This issue affects OTRS; 7.0.21 and prior versions, 8.0.6 and prior versions.

The weakness was shared 10/16/2020. The advisory is available at otrs.com. This vulnerability was named CVE-2020-1777 since 11/29/2019. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available.

Upgrading to version 7.0.21 or 8.0.6 eliminates this vulnerability.

Productinfoedit

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Name

CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2infoedit

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfoedit

Class: Information disclosure
CWE: CWE-200
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfoedit

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Upgrade: OTRS 7.0.21/8.0.6

Timelineinfoedit

11/29/2019 🔍
10/16/2020 +321 days 🔍
10/16/2020 +0 days 🔍
11/20/2020 +35 days 🔍

Sourcesinfoedit

Advisory: otrs.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-1777 (🔍)

Entryinfoedit

Created: 10/16/2020 07:54 AM
Updated: 11/20/2020 01:07 PM
Changes: (15) vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai vulnerability_cvss3_nvd_av vulnerability_cvss3_nvd_ac vulnerability_cvss3_nvd_pr vulnerability_cvss3_nvd_ui vulnerability_cvss3_nvd_s vulnerability_cvss3_nvd_c vulnerability_cvss3_nvd_i vulnerability_cvss3_nvd_a source_cve_cna
Complete: 🔍

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