CVE-2022-38511
CVE-2022-38511 is a high-severity vulnerability in Totolink A810r 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)
- EPSS exploit prediction: 1% (70th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-78
- Affected product: Totolink A810r Firmware
- Published:
- Last modified:
Description
TOTOLINK A810R V5.9c.4050_B20190424 was discovered to contain a command injection vulnerability via the component downloadFile.cgi.
Frequently asked questions
- What is CVE-2022-38511?
- TOTOLINK A810R V5.9c.4050_B20190424 was discovered to contain a command injection vulnerability via the component downloadFile.cgi.
- How severe is CVE-2022-38511?
- CVE-2022-38511 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-2022-38511 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-38511?
- CVE-2022-38511 affects Totolink A810r Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-38511?
- 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-2022-38511 published?
- CVE-2022-38511 was published on 2022-08-29 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:totolink:a810r_firmware:5.9c.4050_b20190424:*:*:*:*:*:*:*
More vulnerabilities in Totolink A810r Firmware
- CVE-2025-28036 — Critical (CVSS 9.8): TOTOLINK A950RG V4.1.2cu.5161_B20200903 was found to contain a pre-auth remote command execution vulnerability in the…
- CVE-2025-28035 — Critical (CVSS 9.8): TOTOLINK A830R V4.1.2cu.5182_B20201102 was found to contain a pre-auth remote command execution vulnerability in the…
- CVE-2025-28037 — Critical (CVSS 9.8): TOTOLINK A810R V4.1.2cu.5182_B20201026 and A950RG V4.1.2cu.5161_B20200903 were found to contain a pre-auth remote…
- CVE-2025-28024 — Critical (CVSS 9.8): TOTOLINK A810R V4.1.2cu.5182_B20201026 was found to contain a buffer overflow vulnerability in the cstecgi.cgi
- CVE-2025-28034 — Critical (CVSS 9.8): TOTOLINK A800R V4.1.2cu.5137_B20200730, A810R V4.1.2cu.5182_B20201026, A830R V4.1.2cu.5182_B20201102, A950RG…
- CVE-2025-28137 — Critical (CVSS 9.8): The TOTOLINK A810R V4.1.2cu.5182_B20201026 were found to contain a pre-auth remote command execution vulnerability in…
All CVEs affecting Totolink A810r Firmware →
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