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Case File

CVE-2018-13257

MEDIUM · CVSS 6.1 EPSS 1.21% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-11-18 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.1. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2018-13257
Severity
MEDIUM
CVSS
6.1
EPSS
1.21%

Original NVD Description

The bb-auth-provider-cas authentication module within Blackboard Learn 2018-07-02 is susceptible to HTTP host header spoofing during Central Authentication Service (CAS) service ticket validation, enabling a phishing attack from the CAS server login page.

Related CVEs

Other vulnerabilities affecting the same vendor(s)