How severe is CVE-2021-4313?

CVE-2021-4313 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2021-4313 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-4313?

CVE-2021-4313 affects Nethserver-phonenehome Project Nethserver-phonenehome. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-4313?

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

When was CVE-2021-4313 published?

CVE-2021-4313 was published on 2023-01-16 and last updated on 2026-06-17.

CVE-2021-4313

CVE-2021-4313 is a medium-severity vulnerability in Nethserver-phonenehome Project Nethserver-phonenehome with a CVSS 3.x base score of 5.5. 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-89.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 5.2
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Nethserver-phonenehome Project Nethserver-phonenehome
Published: 2023-01-16
Last modified: 2026-06-17

Description

A vulnerability was found in NethServer phonenehome. It has been rated as critical. This issue affects the function get_info/get_country_coor of the file server/index.php. The manipulation leads to sql injection. The identifier of the patch is 759c30b0ddd7d493836bbdf695cf71624b377391. It is recommended to apply a patch to fix this issue. The identifier VDB-218393 was assigned to this vulnerability.

Frequently asked questions

What is CVE-2021-4313?: A vulnerability was found in NethServer phonenehome. It has been rated as critical. This issue affects the function get_info/get_country_coor of the file server/index.php. The manipulation leads to sql injection. The identifier of the patch is 759c30b0ddd7d493836bbdf695cf71624b377391. It is recommended to apply a patch to fix this issue. The identifier VDB-218393 was assigned to this vulnerability.
How severe is CVE-2021-4313?: CVE-2021-4313 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2021-4313 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-4313?: CVE-2021-4313 affects Nethserver-phonenehome Project Nethserver-phonenehome. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-4313?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-4313 published?: CVE-2021-4313 was published on 2023-01-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:nethserver-phonenehome_project:nethserver-phonenehome:*:*:*:*:*:*:*:*

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