How severe is CVE-2019-19843?

CVE-2019-19843 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-2019-19843 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-19843?

CVE-2019-19843 primarily affects Ruckuswireless Unleashed. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-19843?

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-2019-19843 published?

CVE-2019-19843 was published on 2020-01-22 and last updated on 2026-06-17.

CVE-2019-19843

CVE-2019-19843 is a critical-severity vulnerability in Ruckuswireless Unleashed with a CVSS 3.x base score of 9.8. 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-522.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-522
Affected product: Ruckuswireless Unleashed
Published: 2020-01-22
Last modified: 2026-06-17

Description

Incorrect access control in the web interface in Ruckus Wireless Unleashed through 200.7.10.102.64 allows remote credential fetch via an unauthenticated HTTP request involving a symlink with /tmp and web/user/wps_tool_cache.

Frequently asked questions

What is CVE-2019-19843?: Incorrect access control in the web interface in Ruckus Wireless Unleashed through 200.7.10.102.64 allows remote credential fetch via an unauthenticated HTTP request involving a symlink with /tmp and web/user/wps_tool_cache.
How severe is CVE-2019-19843?: CVE-2019-19843 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-2019-19843 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-19843?: CVE-2019-19843 primarily affects Ruckuswireless Unleashed. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-19843?: 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-2019-19843 published?: CVE-2019-19843 was published on 2020-01-22 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:ruckuswireless:unleashed:*:*:*:*:*:*:*:*
cpe:2.3:o:ruckuswireless:zonedirector_1200_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Ruckuswireless Unleashed

CVE-2019-19839 — Critical (CVSS 9.8): emfd in Ruckus Wireless Unleashed through 200.7.10.102.64 allows remote attackers to execute OS commands via a POST…
CVE-2019-19838 — Critical (CVSS 9.8): emfd in Ruckus Wireless Unleashed through 200.7.10.102.64 allows remote attackers to execute OS commands via a POST…
CVE-2019-19842 — Critical (CVSS 9.8): emfd in Ruckus Wireless Unleashed through 200.7.10.102.64 allows remote attackers to execute OS commands via a POST…
CVE-2019-19841 — Critical (CVSS 9.8): emfd in Ruckus Wireless Unleashed through 200.7.10.102.64 allows remote attackers to execute OS commands via a POST…
CVE-2019-19840 — Critical (CVSS 9.8): A stack-based buffer overflow in zap_parse_args in zap.c in zap in Ruckus Unleashed through 200.7.10.102.64 allows…
CVE-2019-19836 — Critical (CVSS 9.8): AjaxRestrictedCmdStat in zap in Ruckus Wireless Unleashed through 200.7.10.102.64 allows remote code execution via a…

All CVEs affecting Ruckuswireless Unleashed →

Other CWE-522 (Insufficiently Protected Credentials) vulnerabilities

CVE-2026-7312 — Critical (CVSS 10.0): CWE‑522: Insufficiently Protected Credentials in web services in Progress Sitefinity version from 14.0.7700 to…
CVE-2026-29128 — Critical (CVSS 10.0): IDC SFX2100 Satellite Receiver firmware ships with multiple daemon configuration files for routing components (e.g.,…
CVE-2025-54863 — Critical (CVSS 10.0): Radiometrics VizAir is vulnerable to exposure of the system's REST API key through a publicly accessible configuration…
CVE-2024-12799 — Critical (CVSS 10.0): Insufficiently Protected Credentials vulnerability in OpenText Identity Manager Advanced Edition on Windows, Linux, 64…
CVE-2024-51545 — Critical (CVSS 10.0): Username Enumeration vulnerabilities allow access to application level username add, delete, modify and list…
CVE-2023-1778 — Critical (CVSS 10.0): This vulnerability exists in GajShield Data Security Firewall firmware versions prior to v4.28 (except v4.21) due to…

Browse all CWE-522 (Insufficiently Protected Credentials) vulnerabilities →