How severe is CVE-2023-2391?

CVE-2023-2391 has a CVSS 3.x base score of 2.4, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2023-2391 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-2023-2391?

CVE-2023-2391 affects Netgear Srx5308 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-2391?

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

When was CVE-2023-2391 published?

CVE-2023-2391 was published on 2023-04-28 and last updated on 2026-06-17.

CVE-2023-2391

CVE-2023-2391 is a low-severity vulnerability in Netgear Srx5308 Firmware with a CVSS 3.x base score of 2.4. 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-79.

Key facts

Severity: Low (CVSS 3.x base score 2.4)
CVSS v2: 3.3
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Netgear Srx5308 Firmware
Published: 2023-04-28
Last modified: 2026-06-17

Description

A vulnerability was found in Netgear SRX5308 up to 4.3.5-3 and classified as problematic. This issue affects some unknown processing of the file scgi-bin/platform.cgi?page=time_zone.htm of the component Web Management Interface. The manipulation of the argument ntp.server2 leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-227669 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2023-2391?: A vulnerability was found in Netgear SRX5308 up to 4.3.5-3 and classified as problematic. This issue affects some unknown processing of the file scgi-bin/platform.cgi?page=time_zone.htm of the component Web Management Interface. The manipulation of the argument ntp.server2 leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-227669 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2023-2391?: CVE-2023-2391 has a CVSS 3.x base score of 2.4, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2023-2391 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-2023-2391?: CVE-2023-2391 affects Netgear Srx5308 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-2391?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-2391 published?: CVE-2023-2391 was published on 2023-04-28 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:netgear:srx5308_firmware:4.3.5-3:*:*:*:*:*:*:*

More vulnerabilities in Netgear Srx5308 Firmware

CVE-2016-11060 — High (CVSS 7.5): Certain NETGEAR devices are affected by insecure renegotiation. This affects SRX5308 before 2017-02-10, FVS336Gv3…
CVE-2019-17049 — High (CVSS 7.5): NETGEAR SRX5308 4.3.5-3 devices allow SQL Injection, as exploited in the wild in September 2019 to add a new user…
CVE-2023-2380 — Medium (CVSS 6.5): A vulnerability, which was classified as problematic, was found in Netgear SRX5308 up to 4.3.5-3. Affected is an…
CVE-2016-10106 — Medium (CVSS 6.5): Directory traversal vulnerability in scgi-bin/platform.cgi on NETGEAR FVS336Gv3, FVS318N, FVS318Gv2, and SRX5308…
CVE-2023-2396 — Medium (CVSS 4.3): A vulnerability classified as problematic was found in Netgear SRX5308 up to 4.3.5-3. This vulnerability affects…
CVE-2023-2395 — Medium (CVSS 4.3): A vulnerability classified as problematic has been found in Netgear SRX5308 up to 4.3.5-3. This affects an unknown part…

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