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CVE-2023-34353

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

7.5 High

CVE-2023-34353 is a high vulnerability (CVSS 7.5) in Open Automation Software Oas Platform, published September 5, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.21%, the 68th percentile. No source names a fixed version.

What does this mean?
Severity
7.5 HighCVSS 3.1, CVE List
Exploit chance
1.21%EPSS, 68th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

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

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

1.21%Up 1.2 points since Sep 6, 2023
90%50%10%1%

Affected products

What each source reports

CVE List Score used7.5

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

Record
CVE-2023-34353
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-330
Updated
2026-11-02
EUVDEUVD-2023-384337.5

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

Record
EUVD-2023-38433
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-03
GitHub AdvisoriesGHSA-gwcv-7xq5-34jj7.5

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

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

Record
GHSA-gwcv-7xq5-34jj
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-330
Updated
2026-11-02
NVD7.5

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

Record
CVE-2023-34353
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-330
Updated
2026-11-02

History

History
RecordedChangedSources
aliases, publishedEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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