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CVE-2021-31373

Junos OS: SRX Series: Persistent XSS vulnerability in J-Web

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 18.2R3-S8, 18.3R3-S5, 18.4R3-S8, 19.1R3-S5, 20.2R3-S1
None on Exploit-DB, Metasploit or GitHub

Summary

A persistent Cross-Site Scripting (XSS) vulnerability in Juniper Networks Junos OS on SRX Series, J-Web interface may allow a remote authenticated user to inject persistent and malicious scripts. An attacker can exploit this vulnerability to steal sensitive data and credentials from a web administration session, or hijack another user's active session to perform administrative actions. This issue affects: Juniper Networks Junos OS on SRX Series: 18.2 versions prior to 18.2R3-S8; 18.3 versions prior to 18.3R3-S5; 18.4 versions prior to 18.4R3-S8; 19.1 versions prior to 19.1R3-S5; 19.2 versions prior to 19.2R1-S7, 19.2R3-S3; 19.3 versions prior to 19.3R2-S6, 19.3R3-S3; 19.4 versions prior to 19.4R1-S4, 19.4R2-S4, 19.4R3-S3; 20.1 versions prior to 20.1R2-S2, 20.1R3; 20.2 versions prior to 20.2R3-S1; 20.3 versions prior to 20.3R2-S1, 20.3R3.

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • Juniper Networks Junos OS

    From 18.2 · fixed in 18.2R3-S8; From 18.3 · fixed in 18.3R3-S5; From 18.4 · fixed in 18.4R3-S8; From 19.1 · fixed in 19.1R3-S5; From 20.2 · fixed in 20.2R3-S1

References 1

kb.juniper.net