How severe is CVE-2023-34421?

CVE-2023-34421 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2023-34421 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-34421?

CVE-2023-34421 affects Lenovo Xclarity Administrator. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-34421?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-34421 published?

CVE-2023-34421 was published on 2023-06-26 and last updated on 2026-06-17.

CVE-2023-34421

CVE-2023-34421 is a medium-severity vulnerability in Lenovo Xclarity Administrator with a CVSS 3.x base score of 6.5. 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (39th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Lenovo Xclarity Administrator
Published: 2023-06-26
Last modified: 2026-06-17

Description

A valid, authenticated LXCA user with elevated privileges may be able to replace filesystem data through a specifically crafted web API call due to insufficient input validation.

Frequently asked questions

What is CVE-2023-34421?: A valid, authenticated LXCA user with elevated privileges may be able to replace filesystem data through a specifically crafted web API call due to insufficient input validation.
How severe is CVE-2023-34421?: CVE-2023-34421 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2023-34421 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-34421?: CVE-2023-34421 affects Lenovo Xclarity Administrator. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-34421?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-34421 published?: CVE-2023-34421 was published on 2023-06-26 and last updated on 2026-06-17.

References

https://support.lenovo.com/us/en/product_security/LEN-98715

Affected products (1)

cpe:2.3:a:lenovo:xclarity_administrator:*:*:*:*:*:*:*:*

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