SSRF in Microsoft Forefront Unified Access Gateway

CVE-2018-12571

uniquesig0/InternalSite/InitParams.aspx in Microsoft Forefront Unified Access Gateway 2010 allows remote attackers to trigger outbound DNS queries for arbitrary hosts via a comma-separated list of URLs in the orig_url parameter, possibly causing a traffic amplification and/or SSRF outcome.

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.303 (98.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (mailing-list, Exploit, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
  • cve@mitre.org (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (mailing-list, Exploit, x_refsource_FULLDISC, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2018-12571?
CVE-2018-12571 is a critical-severity vulnerability in Microsoft Forefront Unified Access Gateway, classified under Server-Side Request Forgery (SSRF). CVSS score: 9.8/10. Published 2018-07-05.
How severe is CVE-2018-12571?
Critical severity. CVSS v3 base score is 9.8 out of 10.