CVE-2019-5072
CVE-2019-5072 is a high-severity vulnerability in Tendacn Ac9v1.0 Firmware with a CVSS 3.x base score of 7.8. 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-78.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 4.6
- EPSS exploit prediction: 2% (76th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-78
- Affected product: Tendacn Ac9v1.0 Firmware
- Published:
- Last modified:
Description
An exploitable command injection vulnerability exists in the /goform/WanParameterSetting functionality of Tenda AC9 Router AC1200 Smart Dual-Band Gigabit WiFi Route (AC9V1.0 Firmware V15.03.05.16multiTRU). A specially crafted HTTP POST request can cause a command injection in the DNS2 post parameters, resulting in code execution. An attacker can send HTTP POST request with command to trigger this vulnerability.
Frequently asked questions
- What is CVE-2019-5072?
- An exploitable command injection vulnerability exists in the /goform/WanParameterSetting functionality of Tenda AC9 Router AC1200 Smart Dual-Band Gigabit WiFi Route (AC9V1.0 Firmware V15.03.05.16multiTRU). A specially crafted HTTP POST request can cause a command injection in the DNS2 post parameters, resulting in code execution. An attacker can send HTTP POST request with command to trigger this vulnerability.
- How severe is CVE-2019-5072?
- CVE-2019-5072 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2019-5072 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-2019-5072?
- CVE-2019-5072 primarily affects Tendacn Ac9v1.0 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-2019-5072?
- 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-2019-5072 published?
- CVE-2019-5072 was published on 2019-11-21 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:o:tendacn:ac9v1.0_firmware:15.03.05.14_en:*:*:*:*:*:*:*
- cpe:2.3:o:tendacn:ac9v1.0_firmware:15.03.05.16multitru:*:*:*:*:*:*:*
More vulnerabilities in Tendacn Ac9v1.0 Firmware
- CVE-2019-5071 — High (CVSS 7.8): An exploitable command injection vulnerability exists in the /goform/WanParameterSetting functionality of Tenda AC9…
All CVEs affecting Tendacn Ac9v1.0 Firmware →
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