How severe is CVE-2023-30635?

CVE-2023-30635 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-30635 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-30635?

CVE-2023-30635 affects Tikv. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-30635?

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

When was CVE-2023-30635 published?

CVE-2023-30635 was published on 2023-04-13 and last updated on 2026-06-17.

CVE-2023-30635

CVE-2023-30635 is a high-severity vulnerability in Tikv with a CVSS 3.x base score of 7.5. 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-400.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Tikv
Published: 2023-04-13
Last modified: 2026-06-17

Description

TiKV 6.1.2 allows remote attackers to cause a denial of service (fatal error) upon an attempt to get a timestamp from the Placement Driver.

Frequently asked questions

What is CVE-2023-30635?: TiKV 6.1.2 allows remote attackers to cause a denial of service (fatal error) upon an attempt to get a timestamp from the Placement Driver.
How severe is CVE-2023-30635?: CVE-2023-30635 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-30635 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-30635?: CVE-2023-30635 affects Tikv. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-30635?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-30635 published?: CVE-2023-30635 was published on 2023-04-13 and last updated on 2026-06-17.

References

https://github.com/tikv/tikv/issues/14516

Affected products (1)

cpe:2.3:a:tikv:tikv:6.1.2:*:*:*:*:*:*:*

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