CVE-2020-10100

MEDIUMCVSS 6.5/10EPSS 0.90%

Last modified

CVE-2020-10100 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. An issue was discovered in Zammad 3.0 through 3.2. It allows for users to view ticket customer details associated with specific customers. EPSS estimates a 0.90% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS Probability
0.90%

55.0th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
ZammadZammad>= 1.0.0, <= 3.2.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-10100?
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.
How severe is CVE-2020-10100?
CVE-2020-10100 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.90% probability of exploitation in the next 30 days.
How do I fix CVE-2020-10100?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-10100?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST