CVE-2024-7155
CVE-2024-7155 is a low-severity vulnerability in Totolink A3300r Firmware with a CVSS 3.x base score of 2.5. 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: Low (CVSS 3.x base score 2.5)
- CVSS v2: 1.0
- CVSS v4: 2.0
- EPSS exploit prediction: 0% (16th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-48123
- Weakness: CWE-798
- Affected product: Totolink A3300r Firmware
- Published:
- Last modified:
Description
A vulnerability has been found in TOTOLINK A3300R 17.0.0cu.557_B20221024 and classified as problematic. Affected by this vulnerability is an unknown functionality of the file /etc/shadow.sample. The manipulation leads to use of hard-coded password. It is possible to launch the attack on the local host. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The identifier VDB-272569 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Frequently asked questions
- What is CVE-2024-7155?
- A vulnerability has been found in TOTOLINK A3300R 17.0.0cu.557_B20221024 and classified as problematic. Affected by this vulnerability is an unknown functionality of the file /etc/shadow.sample. The manipulation leads to use of hard-coded password. It is possible to launch the attack on the local host. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The identifier VDB-272569 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
- How severe is CVE-2024-7155?
- CVE-2024-7155 has a CVSS 3.x base score of 2.5, rated low severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
- Is CVE-2024-7155 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2024-7155?
- CVE-2024-7155 affects Totolink A3300r Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2024-7155?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2024-7155 have an EU (EUVD) identifier?
- Yes. CVE-2024-7155 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-48123.
- When was CVE-2024-7155 published?
- CVE-2024-7155 was published on 2024-07-28 and last updated on 2026-06-17.
References
- https://github.com/abcdefg-png/IoT-vulnerable/blob/main/TOTOLINK/A3300R/shadow.md
- https://vuldb.com/?ctiid.272569
- https://vuldb.com/?id.272569
- https://vuldb.com/?submit.377465
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-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 →