CVE-2020-27197

CRITICAL

libtaxii < 1.1.117 and OpenTAXII < 0.2.0 - Server-Side Request Forgery via Parse Method

Title source: llm
STIX 2.1

Description

TAXII libtaxii through 1.1.117, as used in EclecticIQ OpenTAXII through 0.2.0 and other products, allows SSRF via an initial http:// substring to the parse method, even when the no_network setting is used for the XML parser. NOTE: the vendor points out that the parse method "wraps the lxml library" and that this may be an issue to "raise ... to the lxml group.

References (3)

Core 3
Core References
Exploit, Third Party Advisory x_refsource_misc
https://github.com/eclecticiq/OpenTAXII/issues/176
Exploit, Third Party Advisory x_refsource_misc
https://github.com/TAXIIProject/libtaxii/issues/246

Scores

CVSS v3 9.8
EPSS 0.0225
EPSS Percentile 80.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-918
Status published
Products (3)
eclecticiq/opentaxii < 0.2.0
libtaxii_project/libtaxii < 1.1.117
pypi/libtaxii 0 - 1.1.118PyPI
Published Oct 17, 2020
Tracked Since Feb 18, 2026