CVE-2018-0633
CVE-2018-0633 is a high-severity vulnerability in Nec Aterm W300p Firmware with a CVSS 3.x base score of 7.2. 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-119.
Key facts
- Severity: High (CVSS 3.x base score 7.2)
- CVSS v2: 6.5
- EPSS exploit prediction: 2% (77th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: Nec Aterm W300p Firmware
- Published:
- Last modified:
Description
Buffer overflow in Aterm W300P Ver1.0.13 and earlier allows attacker with administrator rights to execute arbitrary code via submit-url parameter.
Frequently asked questions
- What is CVE-2018-0633?
- Buffer overflow in Aterm W300P Ver1.0.13 and earlier allows attacker with administrator rights to execute arbitrary code via submit-url parameter.
- How severe is CVE-2018-0633?
- CVE-2018-0633 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-0633 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-0633?
- CVE-2018-0633 affects Nec Aterm W300p Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-0633?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2018-0633 published?
- CVE-2018-0633 was published on 2019-01-09 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:nec:aterm_w300p_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Nec Aterm W300p 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 W300p Firmware →
Other CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities
- CVE-2026-77946 — Critical (CVSS 10.0): A vulnerability was determined in TRENDnet TEW-821DAP 2.2.01b05. Affected by this vulnerability is the function…
- CVE-2026-76008 — Critical (CVSS 10.0): A flaw has been found in Comfast CF-N1-S 2.6.0.1. This affects the function get_para_from_uri of the file…
- CVE-2026-75784 — Critical (CVSS 10.0): A vulnerability was detected in TRENDnet TEW-WLC100 1v2.07b01. Affected by this issue is the function FUN_0040da4c of…
- CVE-2026-74843 — Critical (CVSS 10.0): A vulnerability was determined in Wavlink WN531P3 and WN535M1 V250922. Affected by this vulnerability is the function…
- CVE-2026-16367 — Critical (CVSS 10.0): Sandbox escape due to invalid pointer in the Disability Access APIs component. This vulnerability was fixed in Firefox…
- CVE-2026-2778 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component. This vulnerability was fixed in…