CVE-2019-8985
CVE-2019-8985 is a critical-severity vulnerability in Netis-systems Wf2411 Firmware with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 13% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-306.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 9.0
- EPSS exploit prediction: 13% (96th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-306
- Affected product: Netis-systems Wf2411 Firmware
- Published:
- Last modified:
Description
On Netis WF2411 with firmware 2.1.36123 and other Netis WF2xxx devices (possibly WF2411 through WF2880), there is a stack-based buffer overflow that does not require authentication. This can cause denial of service (device restart) or remote code execution. This vulnerability can be triggered by a GET request with a long HTTP "Authorization: Basic" header that is mishandled by user_auth->user_ok in /bin/boa.
Frequently asked questions
- What is CVE-2019-8985?
- On Netis WF2411 with firmware 2.1.36123 and other Netis WF2xxx devices (possibly WF2411 through WF2880), there is a stack-based buffer overflow that does not require authentication. This can cause denial of service (device restart) or remote code execution. This vulnerability can be triggered by a GET request with a long HTTP "Authorization: Basic" header that is mishandled by user_auth->user_ok in /bin/boa.
- How severe is CVE-2019-8985?
- CVE-2019-8985 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-2019-8985 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-8985?
- CVE-2019-8985 primarily affects Netis-systems Wf2411 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2019-8985?
- 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-2019-8985 published?
- CVE-2019-8985 was published on 2019-02-21 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:o:netis-systems:wf2411_firmware:2.1.36123:*:*:*:*:*:*:*
- cpe:2.3:o:netis-systems:wf2880_firmware:2.1.36123:*:*:*:*:*:*:*
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