CVE-2021-38459

CVSS V2 High 7.5 CVSS V3 Critical 9.8

Description

The data of a network capture of the initial handshake phase can be used to authenticate at a SYSDBA level. If a specific .exe is not restarted often, it is possible to access the needed handshake packets between admin/client connections. Using the SYSDBA permission, an attacker can change user passwords or delete the database.

Overview

CVE ID
CVE-2021-38459

Assigner
ics-cert@hq.dhs.gov

Vulnerability Status
Analyzed

Published Version
2021-10-22T12:15:08

Last Modified Date
2021-10-27T16:26:42

Weakness Enumerations

CWE	URL
CWE-294	http://cwe.mitre.org/data/definitions/294.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:auvesy:versiondog::::::::	1	OR		8.0.0

CVSS Version 2

Version
2.0

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

Access Vector
NETWORK

Access Compatibility
LOW

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
PARTIAL

Availability Impact
PARTIAL

Base Score
7.5

Severity
HIGH

Exploitability Score
10

Impact Score
6.4

CVSS Version 3

Version
3.1

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

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
9.8

Base Severity
CRITICAL

Exploitability Score
3.9

Impact Score
5.9

References

Reference URL	Reference Tags
https://us-cert.cisa.gov/ics/advisories/icsa-21-292-01	Patch Third Party Advisory US Government Resource

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2021-38459
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38459

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 06:49:32				Added to TrackCVE
2022-12-05 13:03:55	2021-10-22T12:15Z	2021-10-22T12:15:08	CVE Published Date	updated
2022-12-05 13:03:55		2021-10-27T16:26:42	CVE Modified Date	updated
2022-12-05 13:03:55		Analyzed	Vulnerability Status	updated