How severe is CVE-2023-3330?

CVE-2023-3330 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2023-3330 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-3330?

CVE-2023-3330 primarily affects Nec Aterm Wf300hp Firmware. In total, 17 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-3330?

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

When was CVE-2023-3330 published?

CVE-2023-3330 was published on 2023-06-28 and last updated on 2026-06-17.

CVE-2023-3330

CVE-2023-3330 is a medium-severity vulnerability in Nec Aterm Wf300hp Firmware with a CVSS 3.x base score of 4.3. 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-22.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Nec Aterm Wf300hp Firmware
Published: 2023-06-28
Last modified: 2026-06-17

Description

Improper Limitation of a Pathname to a Restricted Directory vulnerability in NEC Corporation Aterm WG2600HP2, WG2600HP, WG2200HP, WG1800HP2, WG1800HP, WG1400HP, WG600HP, WG300HP, WF300HP, WR9500N, WR9300N, WR8750N, WR8700N, WR8600N, WR8370N, WR8175N and WR8170N all versions allows a attacker to obtain specific files in the product.

Frequently asked questions

What is CVE-2023-3330?: Improper Limitation of a Pathname to a Restricted Directory vulnerability in NEC Corporation Aterm WG2600HP2, WG2600HP, WG2200HP, WG1800HP2, WG1800HP, WG1400HP, WG600HP, WG300HP, WF300HP, WR9500N, WR9300N, WR8750N, WR8700N, WR8600N, WR8370N, WR8175N and WR8170N all versions allows a attacker to obtain specific files in the product.
How severe is CVE-2023-3330?: CVE-2023-3330 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2023-3330 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-3330?: CVE-2023-3330 primarily affects Nec Aterm Wf300hp Firmware. In total, 17 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-3330?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-3330 published?: CVE-2023-3330 was published on 2023-06-28 and last updated on 2026-06-17.

References

https://jpn.nec.com/security-info/secinfo/nv23-007_en.html

Affected products (17)

cpe:2.3:o:nec:aterm_wf300hp_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:nec:aterm_wg1400hp_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:nec:aterm_wg1800hp_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:nec:aterm_wg1800hp2_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:nec:aterm_wg2200hp_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:nec:aterm_wg2600hp_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:nec:aterm_wg2600hp2_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:nec:aterm_wg300hp_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:nec:aterm_wg600hp_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:nec:aterm_wr8600n_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:nec:aterm_wr8700n_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:nec:aterm_wr8750n_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:nec:aterm_wr9300n_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:nec:aterm_wr9500n_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:nec:aterm_wr8170n_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:nec:aterm_wr8175n_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:nec:aterm_wr8370n_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Nec Aterm Wf300hp Firmware

CVE-2024-28015 — Critical (CVSS 9.8): Improper Neutralization of Special Elements used in an OS Command vulnerability in NEC Corporation Aterm WG1800HP4,…
CVE-2024-28014 — Critical (CVSS 9.8): Stack-based Buffer Overflow vulnerability in NEC Corporation Aterm WG1800HP4, WG1200HS3, WG1900HP2, WG1200HP3,…
CVE-2024-28012 — Critical (CVSS 9.8): Improper authentication vulnerability in NEC Corporation Aterm WG1800HP4, WG1200HS3, WG1900HP2, WG1200HP3, WG1800HP3,…
CVE-2024-28011 — Critical (CVSS 9.8): Hidden Functionality vulnerability in NEC Corporation Aterm WG1800HP4, WG1200HS3, WG1900HP2, WG1200HP3, WG1800HP3,…
CVE-2024-28010 — Critical (CVSS 9.8): Use of Hard-coded Password in NEC Corporation Aterm WG1800HP4, WG1200HS3, WG1900HP2, WG1200HP3, WG1800HP3, WG1200HS2,…
CVE-2024-28009 — Critical (CVSS 9.8): Improper authentication vulnerability in NEC Corporation Aterm WG1800HP4, WG1200HS3, WG1900HP2, WG1200HP3, WG1800HP3,…

All CVEs affecting Nec Aterm Wf300hp Firmware →

Other CWE-22 (Path Traversal) vulnerabilities

CVE-2026-76606 — Critical (CVSS 10.0): Joomla Extension - fabrikar.com - Path Traversal via image element in Fabrik < 4.7.3 - ???.
CVE-2026-18051 — Critical (CVSS 10.0): The W3 Total Cache WordPress plugin before 2.10.5 does not properly validate the request path it uses to build cache…
CVE-2026-74764 — Critical (CVSS 10.0): Pandora contains a path traversal vulnerability in its TAR archive extraction functionality. When processing a…
CVE-2026-16940 — Critical (CVSS 10.0): The Custom Fields WordPress plugin before 1.5.1 does not validate a user-supplied file path before deletion, allowing…
CVE-2026-67429 — Critical (CVSS 10.0): Flyto2 Core is an execution kernel for automation and AI-agent workflows. Prior to 2.26.6, image.download and related…
CVE-2026-59555 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Deletion in Participants Database <= 2.7.8.3 versions.

Browse all CWE-22 (Path Traversal) vulnerabilities →