PT-2019-16039 · Halo · Halo

C0D1007 · Published 2019-12-26 · Updated 2020-01-08 · CVE-2019-19999

Positive Technologies (AI Summary)

CVSS v3.1

7.2

High

Base vector

AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Halo versions prior to 1.2.0-beta.1

Description The issue allows Server Side Template Injection (SSTI) due to the absence of TemplateClassResolver.SAFER RESOLVER in the FreeMarker configuration.

Recommendations For versions prior to 1.2.0-beta.1, update to version 1.2.0-beta.1 or later to resolve the issue.

Exploit

Fix

SSRF

Weakness Enumeration

CWE-918

Related Identifiers

CVE-2019-19999

Affected Products

Halo

References · 5

• 🔥 https://github.com/halo-dev/halo/issues/419 · Exploit
• 🔥 https://github.com/halo-dev/halo/issues/440 · Exploit
• https://github.com/halo-dev/halo/compare/v1.1.3-beta.2...v1.2.0-beta.1 · Patch
• https://osv.dev/vulnerability/CVE-2019-19999 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-19999 · Security Note