5.4
MEDIUM
CVE-2016-9465
Nextcloud Server/Stored XSS in CardDAV Image Export
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.

INFO

Published Date :

March 28, 2017, 2:59 a.m.

Last Modified :

Oct. 9, 2019, 11:20 p.m.

Remotely Exploitable :

Yes !

Impact Score :

2.7

Exploitability Score :

2.3
Affected Products

The following products are affected by CVE-2016-9465 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Owncloud owncloud
1 Nextcloud nextcloud_server
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2016-9465.

URL Resource
https://github.com/nextcloud/server/commit/68ab8325c799d20c1fb7e98d670785176590e7d0 Issue Tracking Patch Third Party Advisory
https://github.com/owncloud/core/commit/6bf3be3877d9d9fda9c66926fe273fe79cbaf58e Issue Tracking Patch Third Party Advisory
https://github.com/owncloud/core/commit/b5a5be24c418033cb2ef965a4f3f06b7b4213845 Issue Tracking Patch Third Party Advisory
https://hackerone.com/reports/163338 Exploit Third Party Advisory
https://nextcloud.com/security/advisory/?id=nc-sa-2016-008 Patch Vendor Advisory
https://owncloud.org/security/advisory/?id=oc-sa-2016-018 Patch Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2016-9465 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-9465 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Oct. 09, 2019

    Action Type Old Value New Value
    Added CWE HackerOne CWE-79
  • Reanalysis by [email protected]

    Mar. 12, 2019

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:*:*:*:* versions up to (including) 10.0.0 *cpe:2.3:a:owncloud:owncloud:*:*:*:*:*:*:*:* versions up to (including) 9.0.5 *cpe:2.3:a:owncloud:owncloud:*:*:*:*:*:*:*:* versions up to (including) 9.1.1 OR *cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:* versions from (including) 10.0.0 up to (excluding) 10.0.1 *cpe:2.3:a:owncloud:owncloud:*:*:*:*:*:*:*:* versions from (including) 9.0.0 up to (excluding) 9.0.6 *cpe:2.3:a:owncloud:owncloud:*:*:*:*:*:*:*:* versions from (including) 9.1.0 up to (excluding) 9.1.2
  • Initial Analysis by [email protected]

    Mar. 30, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:M/Au:S/C:N/I:P/A:N)
    Added CVSS V3 AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
    Changed Reference Type https://nextcloud.com/security/advisory/?id=nc-sa-2016-008 No Types Assigned https://nextcloud.com/security/advisory/?id=nc-sa-2016-008 Patch, Vendor Advisory
    Changed Reference Type https://github.com/owncloud/core/commit/6bf3be3877d9d9fda9c66926fe273fe79cbaf58e No Types Assigned https://github.com/owncloud/core/commit/6bf3be3877d9d9fda9c66926fe273fe79cbaf58e Issue Tracking, Patch, Third Party Advisory
    Changed Reference Type https://github.com/owncloud/core/commit/b5a5be24c418033cb2ef965a4f3f06b7b4213845 No Types Assigned https://github.com/owncloud/core/commit/b5a5be24c418033cb2ef965a4f3f06b7b4213845 Issue Tracking, Patch, Third Party Advisory
    Changed Reference Type https://owncloud.org/security/advisory/?id=oc-sa-2016-018 No Types Assigned https://owncloud.org/security/advisory/?id=oc-sa-2016-018 Patch, Vendor Advisory
    Changed Reference Type https://hackerone.com/reports/163338 No Types Assigned https://hackerone.com/reports/163338 Exploit, Third Party Advisory
    Changed Reference Type https://github.com/nextcloud/server/commit/68ab8325c799d20c1fb7e98d670785176590e7d0 No Types Assigned https://github.com/nextcloud/server/commit/68ab8325c799d20c1fb7e98d670785176590e7d0 Issue Tracking, Patch, Third Party Advisory
    Added CWE CWE-79
    Added CPE Configuration OR *cpe:2.3:a:nextcloud:nextcloud:10.0.0:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:owncloud:owncloud:9.0.5:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:owncloud:owncloud:9.1.1:*:*:*:*:*:*:* (and previous)
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2016-9465 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2016-9465 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.10 }} 0.00%

score

0.40449

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability