CVE-2023-34998 - CVE House
Back to Database
Status published High CVE-2023-34998

An authentication bypass vulnerability exists in the OAS Engine functionality...

Vulnerability Description

An authentication bypass vulnerability exists in the OAS Engine functionality of Open Automation Software OAS Platform v18.00.0072. A specially crafted series of network requests can lead to arbitrary authentication. An attacker can sniff network traffic to trigger this vulnerability.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2023-34998

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Discovered by a member of Cisco Talos.

References

More from Open Automation Software

View All →
CVE-2024-27201
An improper input validation vulnerability exists in the OAS Engine...
Medium 4.9
CVE-2024-24976
A denial of service vulnerability exists in the OAS Engine...
Medium 4.9
CVE-2024-22178
A file write vulnerability exists in the OAS Engine Save...
Medium 4.9
CVE-2024-21870
A file write vulnerability exists in the OAS Engine Tags...
Medium 4.9
CVE-2024-11220
Open Automation Software Incorrect Execution-Assigned Permissions
High 8.5

Affected Vendor

Open Automation Software

View all reports →

Affected Software

OAS Platform
Vulnerable Versions:
v18.00.0072

Timeline

Official Publish: September 5th, 2023
Last Modified: February 13th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-319

MITRE ATT&CK TTPs

T1040 Network Sniffing
Collection
T1557 Adversary-in-the-Middle
Credential Access
T1552 Unsecured Credentials
Credential Access
T1078 Valid Accounts
Persistence
T1071 Application Layer Protocol
Command and Control