CVE-2017-20164

Name: CVE-2017-20164
Creator: NVD / NIST
Published: 2023-01-07T20:15:09.407+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.52%

Last modified Jun 17, 2026

CVE-2017-20164 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. A vulnerability was found in Symbiote Seed up to 6.0.2. It has been classified as critical. EPSS estimates a 0.52% chance of exploitation in the next 30 days.

Description

A vulnerability was found in Symbiote Seed up to 6.0.2. It has been classified as critical. Affected is the function onBeforeSecurityLogin of the file code/extensions/SecurityLoginExtension.php of the component Login. The manipulation of the argument URL leads to open redirect. It is possible to launch the attack remotely. Upgrading to version 6.0.3 is able to address this issue. The patch is identified as b065ebd82da53009d273aa7e989191f701485244. It is recommended to upgrade the affected component. VDB-217626 is the identifier assigned to this vulnerability.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.52%

40.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Symbiote	Seed	>= 6.0.0, < 6.0.3

References

https://github.com/symbiote/silverstripe-seed/commit/b065ebd82da53009d273aa7e989191f701485244Patch
https://github.com/symbiote/silverstripe-seed/releases/tag/6.0.3Release Notes
https://vuldb.com/?ctiid.217626Third Party Advisory, VDB Entry
https://vuldb.com/?id.217626Third Party Advisory, VDB Entry
https://github.com/symbiote/silverstripe-seed/commit/b065ebd82da53009d273aa7e989191f701485244Patch
https://github.com/symbiote/silverstripe-seed/releases/tag/6.0.3Release Notes
https://vuldb.com/?ctiid.217626Third Party Advisory, VDB Entry
https://vuldb.com/?id.217626Third Party Advisory, VDB Entry

Timeline

Published: Jan 7, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-20164?

How severe is CVE-2017-20164?

CVE-2017-20164 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.52% probability of exploitation in the next 30 days.

How do I fix CVE-2017-20164?

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-2017-20164?

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

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Source: NVD / NIST