Atlassian JIRA up to 7.6.6/7.10.x Webhooks information disclosure

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Atlassian JIRA up to 7.6.6/7.10.x. Affected by this issue is some unknown functionality of the component Webhooks. The manipulation leads to information disclosure. This vulnerability is listed as CVE-2017-18104. The attack may be initiated remotely. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Atlassian JIRA up to 7.6.6/7.10.x (Bug Tracking Software). This issue affects an unknown functionality of the component Webhooks. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

The Webhooks component of Atlassian Jira before version 7.6.7 and from version 7.7.0 before version 7.11.0 allows remote attackers who are able to observe or otherwise intercept webhook events to learn information about changes in issues that should not be sent because they are not contained within the results of a specified JQL query.

The bug was discovered 02/26/2018. The weakness was presented 07/24/2018 (Website). It is possible to read the advisory at jira.atlassian.com. The identification of this vulnerability is CVE-2017-18104 since 01/31/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 148 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 13209 (Atlassian Jira Information Disclosure Vulnerability(JRASERVER-59980)).

Upgrading to version 7.6.7 or 7.11.0 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Bug Tracking Software

Vendor

• Atlassian

Name

• JIRA

Version

• 7.0
• 7.1
• 7.2
• 7.3
• 7.4
• 7.5
• 7.6
• 7.6.0
• 7.6.1
• 7.6.2
• 7.6.3
• 7.6.4
• 7.6.5
• 7.6.6
• 7.7
• 7.8
• 7.9
• 7.10

License

• commercial

Website

• Vendor: https://www.atlassian.com/

CPE 2.3info

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CPE 2.2info

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