How severe is CVE-2023-48951?

CVE-2023-48951 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-2023-48951 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-48951?

CVE-2023-48951 affects Openlinksw Virtuoso. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-48951?

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-2023-48951 published?

CVE-2023-48951 was published on 2023-11-29 and last updated on 2026-06-17.

CVE-2023-48951

CVE-2023-48951 is a high-severity vulnerability in Openlinksw Virtuoso 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% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Openlinksw Virtuoso
Published: 2023-11-29
Last modified: 2026-06-17

Description

An issue in the box_equal function in openlink virtuoso-opensource v7.2.11 allows attackers to cause a Denial of Service (DoS) after running a SELECT statement.

Frequently asked questions

What is CVE-2023-48951?: An issue in the box_equal function in openlink virtuoso-opensource v7.2.11 allows attackers to cause a Denial of Service (DoS) after running a SELECT statement.
How severe is CVE-2023-48951?: CVE-2023-48951 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-2023-48951 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-48951?: CVE-2023-48951 affects Openlinksw Virtuoso. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-48951?: 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-2023-48951 published?: CVE-2023-48951 was published on 2023-11-29 and last updated on 2026-06-17.

References

https://github.com/openlink/virtuoso-opensource/issues/1177

Affected products (1)

cpe:2.3:a:openlinksw:virtuoso:7.2.11:*:*:*:open_source:*:*:*

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