CVE-2021-4313

Name: CVE-2021-4313
Creator: NVD / NIST
Published: 2023-01-16T12:15:16.48+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.67%

Last modified Jun 17, 2026

CVE-2021-4313 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability was found in NethServer phonenehome. It has been rated as critical. EPSS estimates a 0.67% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.67%

47.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Nethserver-Phonenehome Project	Nethserver-Phonenehome	< 2021-09-28

References

https://github.com/NethServer/nethserver-phonehome/commit/759c30b0ddd7d493836bbdf695cf71624b377391Patch
https://github.com/NethServer/nethserver-phonehome/pull/10Patch
https://vuldb.com/?ctiid.218393Third Party Advisory
https://vuldb.com/?id.218393Third Party Advisory
https://github.com/NethServer/nethserver-phonehome/commit/759c30b0ddd7d493836bbdf695cf71624b377391Patch
https://github.com/NethServer/nethserver-phonehome/pull/10Patch
https://vuldb.com/?ctiid.218393Third Party Advisory
https://vuldb.com/?id.218393Third Party Advisory

Timeline

Published: Jan 16, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-4313?

How severe is CVE-2021-4313?

CVE-2021-4313 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.67% probability of exploitation in the next 30 days.

How do I fix CVE-2021-4313?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-4313?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST