CVE-2023-31983
CVE-2023-31983 is a critical-severity vulnerability in Edimax Br-6428ns Firmware with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 25% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-77.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- EPSS exploit prediction: 25% (98th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-77
- Affected product: Edimax Br-6428ns Firmware
- Published:
- Last modified:
Description
A Command Injection vulnerability in Edimax Wireless Router N300 Firmware BR-6428NS_v4 allows attacker to execute arbitrary code via the mp function in /bin/webs without any limitations.
Frequently asked questions
- What is CVE-2023-31983?
- A Command Injection vulnerability in Edimax Wireless Router N300 Firmware BR-6428NS_v4 allows attacker to execute arbitrary code via the mp function in /bin/webs without any limitations.
- How severe is CVE-2023-31983?
- CVE-2023-31983 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2023-31983 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 25% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-31983?
- CVE-2023-31983 affects Edimax Br-6428ns Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-31983?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2023-31983 published?
- CVE-2023-31983 was published on 2023-05-12 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:edimax:br-6428ns_firmware:1.10:*:*:*:*:*:*:*
More vulnerabilities in Edimax Br-6428ns Firmware
- CVE-2023-31986 — Critical (CVSS 9.8): A Command Injection vulnerability in Edimax Wireless Router N300 Firmware BR-6428NS_v4 allows attacker to execute…
- CVE-2023-31985 — Critical (CVSS 9.8): A Command Injection vulnerability in Edimax Wireless Router N300 Firmware BR-6428NS_v4 allows attacker to execute…
- CVE-2022-45768 — High (CVSS 8.8): Command Injection vulnerability in Edimax Technology Co., Ltd. Wireless Router N300 Firmware BR428nS v3 allows attacker…
All CVEs affecting Edimax Br-6428ns Firmware →
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