CVE-2019-9727

CVSS V2 Medium 5 CVSS V3 High 7.5

Description

Unauthenticated password hash disclosure in the User.getUserPWD method in eQ-3 AG Homematic CCU3 3.43.15 and earlier allows remote attackers to retrieve the GUI password hashes of GUI users. This vulnerability can be exploited by unauthenticated attackers with access to the web interface.

Overview

CVE ID
CVE-2019-9727

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2019-05-13T17:29:04

Last Modified Date
2020-08-24T17:37:01

Weakness Enumerations

CWE	URL
CWE-306	http://cwe.mitre.org/data/definitions/306.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version End
		AND
cpe:2.3:o:eq-3:ccu3_firmware::::::::	1	OR	3.43.15
cpe:2.3:h:eq-3:ccu3:-:::::::*	0	OR

CVSS Version 2

Version
2.0

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

Access Vector
NETWORK

Access Compatibility
LOW

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
NONE

Availability Impact
NONE

Base Score
5

Severity
MEDIUM

Exploitability Score
10

Impact Score
2.9

CVSS Version 3

Version
3.0

Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
NONE

Base Score
7.5

Base Severity
HIGH

Exploitability Score
3.9

Impact Score
3.6

References

Reference URL	Reference Tags
https://atomic111.github.io/article/homematic-ccu3-unauthenticated-password-hash-disclosure	Exploit Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2019-9727
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9727

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 17:18:40				Added to TrackCVE
2022-12-03 20:36:59	2019-05-13T17:29Z	2019-05-13T17:29:04	CVE Published Date	updated
2022-12-03 20:36:59		2020-08-24T17:37:01	CVE Modified Date	updated
2022-12-03 20:36:59		Analyzed	Vulnerability Status	updated