CVE-2021-3707
CVE-2021-3707 is a medium-severity vulnerability in Dlink Dsl-2750u Firmware with a CVSS 3.x base score of 5.5. 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-15.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 2.1
- EPSS exploit prediction: 2% (72nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-15
- Affected product: Dlink Dsl-2750u Firmware
- Published:
- Last modified:
Description
D-Link router DSL-2750U with firmware vME1.16 or prior versions is vulnerable to unauthorized configuration modification. An unauthenticated attacker on the local network may exploit this, with CVE-2021-3708, to execute any OS commands on the vulnerable device.
Frequently asked questions
- What is CVE-2021-3707?
- D-Link router DSL-2750U with firmware vME1.16 or prior versions is vulnerable to unauthorized configuration modification. An unauthenticated attacker on the local network may exploit this, with CVE-2021-3708, to execute any OS commands on the vulnerable device.
- How severe is CVE-2021-3707?
- CVE-2021-3707 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
- Is CVE-2021-3707 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-3707?
- CVE-2021-3707 affects Dlink Dsl-2750u Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-3707?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-3707 published?
- CVE-2021-3707 was published on 2021-08-16 and last updated on 2026-06-17.
References
- https://github.com/HadiMed/firmware-analysis/blob/main/DSL-2750U%20%28firmware%20version%201.6%29/README.md
- https://jvn.jp/en/vu/JVNVU92088210/
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10230
Affected products (1)
- cpe:2.3:o:dlink:dsl-2750u_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Dlink Dsl-2750u Firmware
- CVE-2019-1010155 — Critical (CVSS 9.1): D-Link DSL-2750U 1.11 is affected by: Authentication Bypass. The impact is: denial of service and information leakage.…
- CVE-2021-3708 — High (CVSS 7.8): D-Link router DSL-2750U with firmware vME1.16 or prior versions is vulnerable to OS command injection. An…
- CVE-2020-13150 — High (CVSS 7.8): D-link DSL-2750U ISL2750UEME3.V1E devices allow approximately 90 seconds of access to the control panel, after a…
- CVE-2023-46033 — Medium (CVSS 6.8): D-Link (Non-US) DSL-2750U N300 ADSL2+ and (Non-US) DSL-2730U N150 ADSL2+ are vulnerable to Incorrect Access Control.…
- CVE-2024-0717 — Medium (CVSS 5.3): A vulnerability classified as critical was found in D-Link DAP-1360, DIR-300, DIR-615, DIR-615GF, DIR-615S, DIR-615T,…
- CVE-2024-9792 — Low (CVSS 2.4): A vulnerability classified as problematic has been found in D-Link DSL-2750U R5B017. This affects an unknown part of…
All CVEs affecting Dlink Dsl-2750u Firmware →
Other CWE-15 vulnerabilities
- CVE-2026-45087 — Critical (CVSS 10.0): Dalfox is a powerful open-source XSS scanner and utility focused on automation. Prior to 2.13.0, when dalfox is started…
- CVE-2024-4326 — Critical (CVSS 9.8): A vulnerability in parisneo/lollms-webui versions up to 9.3 allows remote attackers to execute arbitrary code. The…
- CVE-2026-46399 — Critical (CVSS 9.4): HAX CMS helps manage microsite universe with PHP or NodeJs backends. The PHP version of HAX CMS prior to version 26.0.0…
- CVE-2024-39800 — Critical (CVSS 9.1): Multiple external config control vulnerabilities exists in the openvpn.cgi openvpn_server_setup() functionality of…
- CVE-2024-39799 — Critical (CVSS 9.1): Multiple external config control vulnerabilities exists in the openvpn.cgi openvpn_server_setup() functionality of…
- CVE-2024-39798 — Critical (CVSS 9.1): Multiple external config control vulnerabilities exists in the openvpn.cgi openvpn_server_setup() functionality of…