Vulnerability identifier: #VU82446

Vulnerability risk: Low

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-22182

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Juniper Junos OS
Operating systems & Components / Operating system

Vendor: Juniper Networks, Inc.

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 Junos OS J-Web. A remote 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 updates from vendor's website.

Vulnerable software versions

Juniper Junos OS: 18.4 - 18.4R2-S9, 18.4R1-S5, 18.4R2-S3, 19.2 - 19.2R1-S7, 19.2R1-S4, 20.1 - 20.1R3-S1, 19.1 - 19.1R2-S2, 19.1R1-S4, 21.2R1, 20.4 - 20.4R2-S1, 21.1 - 21.1R1, 19.4 - 19.4R3-S4, 19.4R1 - 19.4R1-S4, 12.3 - 12.3R12-S18, 19.3 - 19.3R1, 19.3R1-S1, 19.3R2 - 19.3R2-S5, 20.2 - 20.2R3-S1, 15.1 - 15.1R7-S9, 15.1F - 15.1F7-S2, 20.3 - 20.3R2-S1, 18.3 - 18.3R3-S4, 18.3R2-S3, 18.3R3-S1

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External links
http://supportportal.juniper.net/s/article/2022-04-Security-Bulletin-Junos-OS-A-XSS-vulnerability-allows-an-attacker-to-execute-commands-on-a-target-J-Web-session-CVE-2022-22182

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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