CVE-2022-35491
CVE-2022-35491 is a critical-severity vulnerability in Totolink A3002ru Firmware 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-798.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- EPSS exploit prediction: 1% (49th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-798
- Affected product: Totolink A3002ru Firmware
- Published:
- Last modified:
Description
TOTOLINK A3002RU V3.0.0-B20220304.1804 has a hardcoded password for root in /etc/shadow.sample.
Frequently asked questions
- What is CVE-2022-35491?
- TOTOLINK A3002RU V3.0.0-B20220304.1804 has a hardcoded password for root in /etc/shadow.sample.
- How severe is CVE-2022-35491?
- CVE-2022-35491 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-2022-35491 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-35491?
- CVE-2022-35491 affects Totolink A3002ru Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-35491?
- 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-2022-35491 published?
- CVE-2022-35491 was published on 2022-08-10 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:totolink:a3002ru_firmware:3.0.0-b20220304.1804:*:*:*:*:*:*:*
More vulnerabilities in Totolink A3002ru Firmware
- CVE-2024-34198 — Critical (CVSS 9.8): TOTOLINK AC1200 Wireless Router A3002RU V2.1.1-B20230720.1011 is vulnerable to Buffer Overflow. The formWlEncrypt CGI…
- CVE-2019-19825 — Critical (CVSS 9.8): On certain TOTOLINK Realtek SDK based routers, the CAPTCHA text can be retrieved via an…
- CVE-2018-13316 — Critical (CVSS 9.8): System command injection in formAliasIp in TOTOLINK A3002RU version 1.0.8 allows attackers to execute system commands…
- CVE-2018-13314 — Critical (CVSS 9.8): System command injection in formAliasIp in TOTOLINK A3002RU version 1.0.8 allows attackers to execute system commands…
- CVE-2018-13307 — Critical (CVSS 9.8): System command injection in fromNtp in TOTOLINK A3002RU version 1.0.8 allows attackers to execute system commands via…
- CVE-2018-13306 — Critical (CVSS 9.8): System command injection in formDlna in TOTOLINK A3002RU version 1.0.8 allows attackers to execute system commands via…
All CVEs affecting Totolink A3002ru Firmware →
Other CWE-798 (Use of Hard-coded Credentials) vulnerabilities
- CVE-2026-13768 — Critical (CVSS 10.0): Gardyn devices expose a privileged iothubowner key. Access to this key will allow a malicious user to invoke an IoTHub…
- CVE-2026-45631 — Critical (CVSS 10.0): Dokploy is a free, self-hostable Platform as a Service (PaaS). From 0.27.0 to before 0.29.3, a hardcoded…
- CVE-2026-22769 — Critical (CVSS 10.0): Dell RecoverPoint for Virtual Machines, versions prior to 6.0.3.1 HF1, contain a hardcoded credential vulnerability.…
- CVE-2025-42890 — Critical (CVSS 10.0): SQL Anywhere Monitor (Non-GUI) baked credentials into the code,exposing the resources or functionality to unintended…
- CVE-2025-7503 — Critical (CVSS 10.0): An OEM IP camera manufactured by Shenzhen Liandian Communication Technology LTD exposes a Telnet service (port 23) with…
- CVE-2025-20309 — Critical (CVSS 10.0): A vulnerability in Cisco Unified Communications Manager (Unified CM) and Cisco Unified Communications Manager Session…
Browse all CWE-798 (Use of Hard-coded Credentials) vulnerabilities →