How severe is CVE-2023-33282?

CVE-2023-33282 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-2023-33282 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-33282?

CVE-2023-33282 primarily affects Marvalglobal Msm. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-33282?

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-2023-33282 published?

CVE-2023-33282 was published on 2023-06-07 and last updated on 2026-06-17.

CVE-2023-33282

CVE-2023-33282 is a critical-severity vulnerability in Marvalglobal Msm 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-276.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-276
Affected product: Marvalglobal Msm
Published: 2023-06-07
Last modified: 2026-06-17

Description

Marval MSM through 14.19.0.12476 and 15.0 has a System account with default credentials. A remote attacker is able to login and create a valid session. This makes it possible to make backend calls to endpoints in the application.

Frequently asked questions

What is CVE-2023-33282?: Marval MSM through 14.19.0.12476 and 15.0 has a System account with default credentials. A remote attacker is able to login and create a valid session. This makes it possible to make backend calls to endpoints in the application.
How severe is CVE-2023-33282?: CVE-2023-33282 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-2023-33282 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-33282?: CVE-2023-33282 primarily affects Marvalglobal Msm. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-33282?: 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-2023-33282 published?: CVE-2023-33282 was published on 2023-06-07 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:marvalglobal:msm:*:*:*:*:*:*:*:*
cpe:2.3:a:marvalglobal:msm:15.0:*:*:*:*:*:*:*

More vulnerabilities in Marvalglobal Msm

CVE-2023-33284 — High (CVSS 8.8): Marval MSM through 14.19.0.12476 and 15.0 has a Remote Code Execution vulnerability. A remote attacker authenticated as…
CVE-2023-33283 — Medium (CVSS 5.5): Marval MSM through 14.19.0.12476 uses a static encryption key for secrets. An attacker that gains access to encrypted…

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