CVE-2020-13940

CVSS V2 Medium 4.3 CVSS V3 Medium 5.5

Description

In Apache NiFi 1.0.0 to 1.11.4, the notification service manager and various policy authorizer and user group provider objects allowed trusted administrators to inadvertently configure a potentially malicious XML file. The XML file has the ability to make external calls to services (via XXE).

Overview

CVE ID
CVE-2020-13940

Assigner
security@apache.org

Vulnerability Status
Analyzed

Published Version
2020-10-01T20:15:13

Last Modified Date
2020-10-05T23:43:06

Weakness Enumerations

CWE	URL
CWE-611	http://cwe.mitre.org/data/definitions/611.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:apache:nifi::::::::	1	OR	1.0.0	1.11.4

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:M/Au:N/C:P/I:N/A:N

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
NONE

Availability Impact
NONE

Base Score
4.3

Severity
MEDIUM

Exploitability Score
8.6

Impact Score
2.9

CVSS Version 3

Version
3.1

Vector String
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Attack Vector
LOCAL

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
REQUIRED

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
NONE

Base Score
5.5

Base Severity
MEDIUM

Exploitability Score
1.8

Impact Score
3.6

References

Reference URL	Reference Tags
https://nifi.apache.org/security#CVE-2020-13940	Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2020-13940
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-13940

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 17:10:18				Added to TrackCVE
2022-12-04 23:37:30	2020-10-01T20:15Z	2020-10-01T20:15:13	CVE Published Date	updated
2022-12-04 23:37:30		2020-10-05T23:43:06	CVE Modified Date	updated
2022-12-04 23:37:30		Analyzed	Vulnerability Status	updated