CVE-2020-35783
CVE-2020-35783 is a medium-severity vulnerability in Netgear Jgs516pe 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.
Key facts
- Severity: Medium (CVSS 3.x base score 6.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 2% (71st percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Netgear Jgs516pe Firmware
- Published:
- Last modified:
Description
Certain NETGEAR devices are affected by lack of access control at the function level. This affects JGS516PE before 2.6.0.48, GS116Ev2 before 2.6.0.48, JGS524Ev2 before 2.6.0.48, and JGS524PE before 2.6.0.48. The NSDP protocol version allows unauthenticated remote attackers to obtain all the switch configuration parameters by sending the corresponding read requests.
Frequently asked questions
- What is CVE-2020-35783?
- Certain NETGEAR devices are affected by lack of access control at the function level. This affects JGS516PE before 2.6.0.48, GS116Ev2 before 2.6.0.48, JGS524Ev2 before 2.6.0.48, and JGS524PE before 2.6.0.48. The NSDP protocol version allows unauthenticated remote attackers to obtain all the switch configuration parameters by sending the corresponding read requests.
- How severe is CVE-2020-35783?
- CVE-2020-35783 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2020-35783 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-2020-35783?
- CVE-2020-35783 primarily affects Netgear Jgs516pe Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-35783?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-35783 published?
- CVE-2020-35783 was published on 2020-12-30 and last updated on 2026-06-17.
References
- https://kb.netgear.com/000062637/Security-Advisory-for-Missing-Function-Level-Access-Control-on-Some-Smart-Managed-Plus-Switches-PSV-2020-0383
- https://research.nccgroup.com/2021/03/08/technical-advisory-multiple-vulnerabilities-in-netgear-prosafe-plus-jgs516pe-gs116ev2-switches/
Affected products (4)
- cpe:2.3:o:netgear:jgs516pe_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:jgs524e_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:jgs524pe_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:gs116e_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Netgear Jgs516pe Firmware
- CVE-2020-26919 — Critical (CVSS 9.8): NETGEAR JGS516PE devices before 2.6.0.43 are affected by lack of access control at the function level.
- CVE-2020-35231 — High (CVSS 8.8): The NSDP protocol implementation on NETGEAR JGS516PE/GS116Ev2 v2.6.0.43 devices was affected by an authentication issue…
- CVE-2020-35229 — High (CVSS 8.8): The authentication token required to execute NSDP write requests on NETGEAR JGS516PE/GS116Ev2 v2.6.0.43 devices is not…
- CVE-2020-35223 — High (CVSS 8.8): The CSRF protection mechanism implemented in the web administration panel on NETGEAR JGS516PE/GS116Ev2 v2.6.0.43…
- CVE-2020-35221 — High (CVSS 8.8): The hashing algorithm implemented for NSDP password authentication on NETGEAR JGS516PE/GS116Ev2 v2.6.0.43 devices was…
- CVE-2020-35801 — High (CVSS 8.3): Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects JGS516PE before…