CVE-2023-46976
CVE-2023-46976 is a critical-severity vulnerability in Totolink A3300r 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-77.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- EPSS exploit prediction: 2% (71st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-77
- Affected product: Totolink A3300r Firmware
- Published:
- Last modified:
Description
TOTOLINK A3300R 17.0.0cu.557_B20221024 contains a command injection via the file_name parameter in the UploadFirmwareFile function.
Frequently asked questions
- What is CVE-2023-46976?
- TOTOLINK A3300R 17.0.0cu.557_B20221024 contains a command injection via the file_name parameter in the UploadFirmwareFile function.
- How severe is CVE-2023-46976?
- CVE-2023-46976 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-2023-46976 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-46976?
- CVE-2023-46976 affects Totolink A3300r Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-46976?
- 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-2023-46976 published?
- CVE-2023-46976 was published on 2023-10-31 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:totolink:a3300r_firmware:17.0.0cu.557_b20221024:*:*:*:*:*:*:*
More vulnerabilities in Totolink A3300r Firmware
- CVE-2026-31181 — Critical (CVSS 9.8): An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary…
- CVE-2026-31178 — Critical (CVSS 9.8): An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary…
- CVE-2026-31177 — Critical (CVSS 9.8): An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary…
- CVE-2026-31175 — Critical (CVSS 9.8): An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary…
- CVE-2026-31170 — Critical (CVSS 9.8): An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary…
- CVE-2025-52046 — Critical (CVSS 9.8): Totolink A3300R V17.0.0cu.596_B20250515 was found to contain a command injection vulnerability in the sub_4197C0…
All CVEs affecting Totolink A3300r Firmware →
Other CWE-77 (Command Injection) vulnerabilities
- CVE-2026-23652 — Critical (CVSS 10.0): Improper neutralization of special elements used in a command ('command injection') in Microsoft Power Pages allows an…
- CVE-2025-59818 — Critical (CVSS 10.0): This vulnerability allows authenticated attackers to execute arbitrary commands on the underlying system using the file…
- CVE-2025-64093 — Critical (CVSS 10.0): Remote Code Execution vulnerability that allows unauthenticated attackers to inject arbitrary commands into the…
- CVE-2025-64090 — Critical (CVSS 10.0): This vulnerability allows authenticated attackers to execute commands via the hostname of the device.
- CVE-2025-61492 — Critical (CVSS 10.0): A command injection vulnerability in the execute_command function of terminal-controller-mcp 0.1.7 allows attackers to…
- CVE-2025-10035 — Critical (CVSS 10.0): A deserialization vulnerability in the License Servlet of Fortra's GoAnywhere MFT allows an actor with a validly forged…