CVE-2021-20641
CVE-2021-20641 is a medium-severity vulnerability in Logitech Lan-w300n/rs Firmware with a CVSS 3.x base score of 6.5. 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-352.
Key facts
- Severity: Medium (CVSS 3.x base score 6.5)
- CVSS v2: 4.3
- EPSS exploit prediction: 0% (39th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-352
- Affected product: Logitech Lan-w300n/rs Firmware
- Published:
- Last modified:
Description
Cross-site request forgery (CSRF) vulnerability in LOGITEC LAN-W300N/RS allows remote attackers to hijack the authentication of administrators via a specially crafted URL. As a result, unintended operations to the device such as changes of the device settings may be conducted.
Frequently asked questions
- What is CVE-2021-20641?
- Cross-site request forgery (CSRF) vulnerability in LOGITEC LAN-W300N/RS allows remote attackers to hijack the authentication of administrators via a specially crafted URL. As a result, unintended operations to the device such as changes of the device settings may be conducted.
- How severe is CVE-2021-20641?
- CVE-2021-20641 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
- Is CVE-2021-20641 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-20641?
- CVE-2021-20641 affects Logitech Lan-w300n/rs Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-20641?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-20641 published?
- CVE-2021-20641 was published on 2021-02-12 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:logitech:lan-w300n\/rs_firmware:-:*:*:*:*:*:*:*
More vulnerabilities in Logitech Lan-w300n/rs Firmware
- CVE-2021-20642 — Medium (CVSS 6.5): Improper check or handling of exceptional conditions in LOGITEC LAN-W300N/RS allows a remote attacker to cause a…
All CVEs affecting Logitech Lan-w300n/rs Firmware →
Other CWE-352 (Cross-Site Request Forgery (CSRF)) vulnerabilities
- CVE-2025-32642 — Critical (CVSS 10.0): Cross-Site Request Forgery (CSRF) vulnerability in appsbd Vite Coupon vite-coupon allows Remote Code Inclusion.This…
- CVE-2025-23922 — Critical (CVSS 10.0): Cross-Site Request Forgery (CSRF) vulnerability in Harsh iSpring Embedder embed-ispring allows Upload a Web Shell to a…
- CVE-2017-5145 — Critical (CVSS 10.0): An issue was discovered in Carlo Gavazzi VMU-C EM prior to firmware Version A11_U05, and VMU-C PV prior to firmware…
- CVE-2019-25729 — Critical (CVSS 9.8): PDF Signer 3.0 contains a server-side template injection vulnerability that allows unauthenticated attackers to execute…
- CVE-2025-48340 — Critical (CVSS 9.8): Cross-Site Request Forgery (CSRF) vulnerability in Danny Vink User Profile Meta Manager user-profile-meta allows…
- CVE-2025-2907 — Critical (CVSS 9.8): The Order Delivery Date WordPress plugin before 12.3.1 does not have authorization and CSRF checks when importing…
Browse all CWE-352 (Cross-Site Request Forgery (CSRF)) vulnerabilities →