CVE-2017-20188

Name: CVE-2017-20188
Creator: NVD / NIST
Published: 2024-01-02T15:15:08.377+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.7/10EPSS 0.39%

Last modified Jun 17, 2026

CVE-2017-20188 is a medium-severity vulnerability rated 4.7/10 on the CVSS scale. A vulnerability has been found in Zimbra zm-ajax up to 8.8.1 and classified as problematic. Affected by this vulnerability is the function XFormItem.prototype.setError of the file WebRoot/js/ajax/dwt/xforms/XFormItem.js. EPSS estimates a 0.39% chance of exploitation in the next 30 days.

Description

A vulnerability has been found in Zimbra zm-ajax up to 8.8.1 and classified as problematic. Affected by this vulnerability is the function XFormItem.prototype.setError of the file WebRoot/js/ajax/dwt/xforms/XFormItem.js. The manipulation of the argument message leads to cross site scripting. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. Upgrading to version 8.8.2 is able to address this issue. The identifier of the patch is 8d039d6efe80780adc40c6f670c06d21de272105. It is recommended to upgrade the affected component. The identifier VDB-249421 was assigned to this vulnerability.

Metrics

CVSS 3.1

4.7/10

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

EPSS Probability

0.39%

31.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Zimbra	Zm-Ajax	< 8.8.2

References

https://github.com/Zimbra/zm-ajax/commit/8d039d6efe80780adc40c6f670c06d21de272105Patch
https://github.com/Zimbra/zm-ajax/releases/tag/8.8.2Release Notes
https://vuldb.com/?ctiid.249421Permissions Required, Third Party Advisory
https://vuldb.com/?id.249421Third Party Advisory
https://github.com/Zimbra/zm-ajax/commit/8d039d6efe80780adc40c6f670c06d21de272105Patch
https://github.com/Zimbra/zm-ajax/releases/tag/8.8.2Release Notes
https://vuldb.com/?ctiid.249421Permissions Required, Third Party Advisory
https://vuldb.com/?id.249421Third Party Advisory

Timeline

Published: Jan 2, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-20188?

How severe is CVE-2017-20188?

CVE-2017-20188 has a CVSS score of 4.7/10 (MEDIUM severity). The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.

How do I fix CVE-2017-20188?

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-2017-20188?

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

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Source: NVD / NIST