Zammad 3.0/3.1/3.2 Access Control 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 (≈)
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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.
5.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in Zammad 3.0/3.1/3.2 and classified as problematic. Affected is an unknown function of the component Access Control. This manipulation causes information disclosure. This vulnerability appears as CVE-2020-10100. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability has been found in Zammad 3.0/3.1/3.2 and classified as problematic. Affected by this vulnerability is an unknown part of the component Access Control. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. The summary by CVE is:

An issue was discovered in Zammad 3.0 through 3.2. It allows for users to view ticket customer details associated with specific customers. However, the application does not properly implement access controls related to this functionality. As such, users of one company are able to access ticket data from other companies. Due to the multi-tenant nature of this application, users who can access ticket details from one organization to the next allows for users to exfiltrate potentially sensitive data of other companies.

The weakness was presented 03/05/2020. This vulnerability is known as CVE-2020-10100 since 03/05/2020. The exploitation appears to be easy. The attack can be launched remotely. A single authentication is necessary for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

See VDB-150857, VDB-150856, VDB-150855 and VDB-150854 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

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

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/05/2020 🔍
03/05/2020 +0 days 🔍
03/05/2020 +0 days 🔍
04/09/2024 +1496 days 🔍

Sourcesinfo

Advisory: zammad.com
Status: Not defined

CVE: CVE-2020-10100 (🔍)
GCVE (CVE): GCVE-0-2020-10100
GCVE (VulDB): GCVE-100-150853
See also: 🔍

Entryinfo

Created: 03/05/2020 07:55
Updated: 04/09/2024 12:59
Changes: 03/05/2020 07:55 (35), 03/05/2020 08:00 (17), 04/09/2024 12:59 (17)
Complete: 🔍
Cache ID: 216::103

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