CVE Vulnerabilities

CVE-2018-1000823

Improper Restriction of XML External Entity Reference

Published: Dec 20, 2018 | Modified: Nov 21, 2024
CVSS 3.x
10
CRITICAL
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS 2.x
7.5 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
Ubuntu

exist version <= 5.0.0-RC4 contains a XML External Entity (XXE) vulnerability in XML Parser for REST Server that can result in Disclosure of confidential data, denial of service, SSRF, port scanning.

Weakness

The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output.

Affected Software

Name Vendor Start Version End Version
Exist Exist-db * 5.0.0 (excluding)
Exist Exist-db 5.0.0-rc1 (including) 5.0.0-rc1 (including)
Exist Exist-db 5.0.0-rc2 (including) 5.0.0-rc2 (including)
Exist Exist-db 5.0.0-rc3 (including) 5.0.0-rc3 (including)
Exist Exist-db 5.0.0-rc4 (including) 5.0.0-rc4 (including)

Potential Mitigations

References