#VU18942 Improper access control in Jira Software - CVE-2019-11583

Vulnerability identifier: #VU18942

Vulnerability risk: Medium

CVSSv4.0: 2.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-11583

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Jira Software
Client/Desktop applications / Other client software

Vendor: Atlassian

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper access restrictions in the issue searching component when ordering by Epic Name. A remote authenticated attacker can deny access to the Jira service on a targeted system and cause a denial of service (DoS) condition.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Jira Software: 7.2.0 - 7.2.15, 7.3.0 - 7.3.9, 7.4.0 - 7.4.6, 7.5.0 - 7.5.4, 7.6.0 - 7.6.13, 7.7.0 - 7.7.4, 7.8.0 - 7.8.4, 7.9.0 - 7.9.2, 7.10.0 - 7.13.4, 8.0.0 - 8.0.2

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External links
https://jira.atlassian.com/browse/JSWSERVER-20111

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.