CVE-2020-10194

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-03-20 · updated 2026-06-17
Weakness: CWE-862

Description

cs/service/account/AutoCompleteGal.java in Zimbra zm-mailbox before 8.8.15.p8 allows authenticated users to request any GAL account. This differs from the intended behavior in which the domain of the authenticated user must match the domain of the galsync account in the request.

Affected products

Zimbra Zm-Mailbox: before 8.8.15; 8.8.15, 8.8.15-patch1, 8.8.15-patch2, 8.8.15-patch3, 8.8.15-patch4, 8.8.15-patch5 (+2) — fixed in 8.8.15

How to fix

Upgrade to a fixed version: Zimbra Zm-Mailbox 8.8.15. Check the vendor advisory for mitigations.

References

https://github.com/Zimbra/zm-mailbox/commit/1df440e0efa624d1772a05fb6d397d9beb4bda1e
https://github.com/Zimbra/zm-mailbox/compare/8.8.15.p7...8.8.15.p8
https://github.com/Zimbra/zm-mailbox/pull/1020
https://github.com/Zimbra/zm-mailbox/commit/1df440e0efa624d1772a05fb6d397d9beb4bda1e
https://github.com/Zimbra/zm-mailbox/compare/8.8.15.p7...8.8.15.p8
https://github.com/Zimbra/zm-mailbox/pull/1020

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