How severe is CVE-2022-48620?

CVE-2022-48620 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-2022-48620 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-2022-48620?

CVE-2022-48620 affects Troglobit Libeuv. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-48620?

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.

Does CVE-2022-48620 have an EU (EUVD) identifier?

Yes. CVE-2022-48620 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-51315.

When was CVE-2022-48620 published?

CVE-2022-48620 was published on 2024-01-12 and last updated on 2026-06-17.

CVE-2022-48620

CVE-2022-48620 is a critical-severity vulnerability in Troglobit Libeuv 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-120.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2022-51315
Weakness: CWE-120
Affected product: Troglobit Libeuv
Published: 2024-01-12
Last modified: 2026-06-17

Description

uev (aka libuev) before 2.4.1 has a buffer overflow in epoll_wait if maxevents is a large number.

Frequently asked questions

What is CVE-2022-48620?: uev (aka libuev) before 2.4.1 has a buffer overflow in epoll_wait if maxevents is a large number.
How severe is CVE-2022-48620?: CVE-2022-48620 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-2022-48620 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-2022-48620?: CVE-2022-48620 affects Troglobit Libeuv. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-48620?: 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.
Does CVE-2022-48620 have an EU (EUVD) identifier?: Yes. CVE-2022-48620 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-51315.
When was CVE-2022-48620 published?: CVE-2022-48620 was published on 2024-01-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:troglobit:libeuv:*:*:*:*:*:*:*:*

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