CVE-2016-9465

Public Exploit

Description

Nextcloud Server before 10.0.1 & ownCloud Server before 9.0.6 and 9.1.2 suffer from Stored XSS in CardDAV image export. The CardDAV image export functionality as implemented in Nextcloud/ownCloud allows the download of images stored within a vCard. Due to not performing any kind of verification on the image content this is prone to a stored Cross-Site Scripting attack.

Category

5.4
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.86% Top 30%
Vendor Advisory nextcloud.com Vendor Advisory owncloud.org
Affected: n/a Nextcloud Server & ownCloud Server Nextcloud Server before 10.0.1 & ownCloud Server before 9.0.6 and 9.1.2
Published at:
Updated at:

References

Link Tags
https://nextcloud.com/security/advisory/?id=nc-sa-2016-008 patch vendor advisory
https://github.com/owncloud/core/commit/6bf3be3877d9d9fda9c66926fe273fe79cbaf58e issue tracking third party advisory patch
https://hackerone.com/reports/163338 third party advisory exploit
https://owncloud.org/security/advisory/?id=oc-sa-2016-018 patch vendor advisory
https://github.com/nextcloud/server/commit/68ab8325c799d20c1fb7e98d670785176590e7d0 issue tracking third party advisory patch
https://github.com/owncloud/core/commit/b5a5be24c418033cb2ef965a4f3f06b7b4213845 issue tracking third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2016-9465?
CVE-2016-9465 has been scored as a medium severity vulnerability.
How to fix CVE-2016-9465?
To fix CVE-2016-9465, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-9465 being actively exploited in the wild?
It is possible that CVE-2016-9465 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2016-9465?
CVE-2016-9465 affects n/a Nextcloud Server & ownCloud Server Nextcloud Server before 10.0.1 & ownCloud Server before 9.0.6 and 9.1.2.
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