How severe is CVE-2023-35034?

CVE-2023-35034 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-35034 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-35034?

CVE-2023-35034 primarily affects Atos Unify Openscape 4000 Assistant. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-35034?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-35034 published?

CVE-2023-35034 was published on 2023-06-12 and last updated on 2026-06-17.

CVE-2023-35034

CVE-2023-35034 is a critical-severity vulnerability in Atos Unify Openscape 4000 Assistant with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-94.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Atos Unify Openscape 4000 Assistant
Published: 2023-06-12
Last modified: 2026-06-17

Description

Atos Unify OpenScape 4000 Assistant V10 R1 before V10 R1.42.0 and V10 R1.34.8 and Manager V10 R1 before V10 R1.42.0 and V10 R1.34.8 allow remote code execution by unauthenticated users, aka OSFOURK-24033.

Frequently asked questions

What is CVE-2023-35034?: Atos Unify OpenScape 4000 Assistant V10 R1 before V10 R1.42.0 and V10 R1.34.8 and Manager V10 R1 before V10 R1.42.0 and V10 R1.34.8 allow remote code execution by unauthenticated users, aka OSFOURK-24033.
How severe is CVE-2023-35034?: CVE-2023-35034 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-35034 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-35034?: CVE-2023-35034 primarily affects Atos Unify Openscape 4000 Assistant. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-35034?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-35034 published?: CVE-2023-35034 was published on 2023-06-12 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:atos:unify_openscape_4000_assistant:10:r1:*:*:*:*:*:*
cpe:2.3:a:atos:unify_openscape_4000_assistant:10:r1.34.4:*:*:*:*:*:*
cpe:2.3:a:atos:unify_openscape_4000_manager:10:r1:*:*:*:*:*:*
cpe:2.3:a:atos:unify_openscape_4000_manager:10:r1.34.4:*:*:*:*:*:*

More vulnerabilities in Atos Unify Openscape 4000 Assistant

CVE-2022-46404 — Critical (CVSS 9.8): A command injection vulnerability has been identified in Atos Unify OpenScape 4000 Assistant and Unify OpenScape 4000…
CVE-2023-45356 — High (CVSS 8.8): Atos Unify OpenScape 4000 Platform V10 R1 before Hotfix V10 R1.42.2 4000 and Manager Platform V10 R1 before Hotfix V10…
CVE-2023-45355 — High (CVSS 8.8): Atos Unify OpenScape 4000 Platform V10 R1 before Hotfix V10 R1.42.2 and 4000 and Manager Platform V10 R1 before Hotfix…
CVE-2023-45351 — High (CVSS 8.8): Atos Unify OpenScape 4000 Assistant V10 R1 before V10 R1.42.1, 4000 Assistant V10 R0, 4000 Manager V10 R1 before V10…
CVE-2023-35035 — High (CVSS 8.8): Atos Unify OpenScape 4000 Assistant V10 R1 before V10 R1.42.0 and V10 R1.34.8, Assistant V10 R0, Manager V10 R1 before…
CVE-2023-35033 — High (CVSS 8.8): Atos Unify OpenScape 4000 Assistant V10 R1 before V10 R1.42.0 and V10 R1.34.8, Assistant V10 R0, Manager V10 R1 before…

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