CVE-2020-1631: Juniper Junos OS Path Traversal Vulnerability

CISA Known Exploited Vulnerability (KEV)

Description

A path traversal vulnerability in the HTTP/HTTPS service used by J-Web, Web Authentication, Dynamic-VPN (DVPN), Firewall Authentication Pass-Through with Web-Redirect, and Zero Touch Provisioning (ZTP) allows an unauthenticated attacker to perform remote code execution.

Required action (CISA)

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2020-1631

Weakness behind it

CISA records this vulnerability as an instance of CWE-22, CWE-73. From there the chain continues into CAPEC attack patterns and ATT&CK techniques, all inside this corpus.

References

• NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-1631
• KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog