#VU47738 Cross-site scripting in Jira Software - CVE-2020-14184

Vulnerability identifier: #VU47738

Vulnerability risk: Low

CVSSv4.0: 0.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-14184

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

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

Vendor: Atlassian

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in Jira issue filter export files. A remote authenticated attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Jira Software: 8.0.0-m0025 - 8.0.4, 8.1.0 - 8.13.0, 8.2.0 - 8.2.6, 8.3.0 - 8.3.5, 8.4.0 - 8.4.3, 8.5.0 - 8.5.8, 8.6.0 - 8.6.1, 8.7.0 - 8.7.1, 8.8.0 - 8.8.1, 8.9.0 - 8.9.1

---

External links
https://jira.atlassian.com/browse/JRASERVER-71652

---

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.