Atlassian Application Links up to 5.2.6/5.3.3/5.4.2 invalidRedirectUrl redirectUrl cross site scripting

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.4	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Atlassian Application Links up to 5.2.6/5.3.3/5.4.2 and classified as problematic. The affected element is the function invalidRedirectUrl. This manipulation of the argument redirectUrl causes cross site scripting. This vulnerability appears as CVE-2017-16860. The attack may be initiated remotely. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Atlassian Application Links up to 5.2.6/5.3.3/5.4.2. It has been declared as problematic. Affected by this vulnerability is the function invalidRedirectUrl. The manipulation of the argument redirectUrl with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. The summary by CVE is:

The invalidRedirectUrl template in Atlassian Application Links before version 5.2.7, from version 5.3.0 before version 5.3.4 and from version 5.4.0 before version 5.4.3 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the redirectUrl parameter link in the redirect warning message.

The bug was discovered 05/14/2018. The weakness was presented 05/14/2018 (Website). The advisory is shared at ecosystem.atlassian.net. This vulnerability is known as CVE-2017-16860 since 11/16/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

Upgrading to version 5.2.7, 5.3.4 or 5.4.3 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 104188†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• Atlassian

Name

• Application Links

Version

• 5.2.0
• 5.2.1
• 5.2.2
• 5.2.3
• 5.2.4
• 5.2.5
• 5.2.6
• 5.3.0
• 5.3.1
• 5.3.2
• 5.3.3
• 5.4.0
• 5.4.1
• 5.4.2

License

• free

Website

• Vendor: https://www.atlassian.com/

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.6

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍
Upgrade: Application Links 5.2.7/5.3.4/5.4.3

Timelineinfo

11/16/2017 🔍
05/14/2018 +178 days 🔍
05/14/2018 +0 days 🔍
05/14/2018 +0 days 🔍
05/14/2018 +0 days 🔍
05/14/2018 +0 days 🔍
02/04/2020 +631 days 🔍

Sourcesinfo

Vendor: atlassian.com

Advisory: ecosystem.atlassian.net
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-16860 (🔍)
GCVE (CVE): GCVE-0-2017-16860
GCVE (VulDB): GCVE-100-117673
SecurityFocus: 104188 - Atlassian Application Links CVE-2017-16860 Cross Site Scripting Vulnerability

Entryinfo

Created: 05/14/2018 22:25
Updated: 02/04/2020 20:46
Changes: 05/14/2018 22:25 (60), 02/04/2020 20:46 (4)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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