CVE-2020-35782: Vulnerability Analysis & Exploit Details

Status: Analyzed - Last modified: 26-03-2021 Published: 30-12-2020

CVE-2020-35782
Vulnerability Scoring

8.1
/10

Attack Complexity Details

  • Attack Complexity: Low Impact
  • Attack Vector: ADJACENT_NETWORK
  • Privileges Required: None
  • Scope: UNCHANGED
  • User Interaction: NONE

CIA Impact Definition

  • Confidentiality:
  • Integrity: HIGH IMPACT
  • Availability: HIGH IMPACT

CVE-2020-35782 Vulnerability Summary

Certain NETGEAR devices are affected by lack of access control at the function level. This affects JGS516PE before 2.6.0.48, JGS524Ev2 before 2.6.0.48, JGS524PE before 2.6.0.48, and GS116Ev2 before 2.6.0.48. The TFTP firmware update mechanism does not properly implement firmware validations, allowing remote attackers to write arbitrary data to internal memory.

Access Complexity Graph for CVE-2020-35782

Impact Analysis for CVE-2020-35782

CVE-2020-35782: Detailed Information and External References

EPSS

0.00168

EPSS %

0.54643

References

0.00168

CWE

NVD-CWE-Other

Vulnerable Configurations

  • cpe:2.3:o:netgear:jgs516pe_firmware:-:*:*:*:*:*:*:*
    cpe:2.3:o:netgear:jgs516pe_firmware:-:*:*:*:*:*:*:*
  • cpe:2.3:o:netgear:jgs516pe_firmware:2.6.0.35:*:*:*:*:*:*:*
    cpe:2.3:o:netgear:jgs516pe_firmware:2.6.0.35:*:*:*:*:*:*:*
  • cpe:2.3:o:netgear:jgs516pe_firmware:2.6.0.43:*:*:*:*:*:*:*
    cpe:2.3:o:netgear:jgs516pe_firmware:2.6.0.43:*:*:*:*:*:*:*
  • cpe:2.3:h:netgear:jgs516pe:-:*:*:*:*:*:*:*
    cpe:2.3:h:netgear:jgs516pe:-:*:*:*:*:*:*:*
  • cpe:2.3:o:netgear:jgs524e_firmware:2.6.0.35:*:*:*:*:*:*:*
    cpe:2.3:o:netgear:jgs524e_firmware:2.6.0.35:*:*:*:*:*:*:*
  • cpe:2.3:h:netgear:jgs524e:v2:*:*:*:*:*:*:*
    cpe:2.3:h:netgear:jgs524e:v2:*:*:*:*:*:*:*
  • cpe:2.3:o:netgear:jgs524pe_firmware:2.6.0.35:*:*:*:*:*:*:*
    cpe:2.3:o:netgear:jgs524pe_firmware:2.6.0.35:*:*:*:*:*:*:*
  • cpe:2.3:h:netgear:jgs524pe:-:*:*:*:*:*:*:*
    cpe:2.3:h:netgear:jgs524pe:-:*:*:*:*:*:*:*
  • cpe:2.3:o:netgear:gs116e_firmware:2.6.0.35:*:*:*:*:*:*:*
    cpe:2.3:o:netgear:gs116e_firmware:2.6.0.35:*:*:*:*:*:*:*
  • cpe:2.3:o:netgear:gs116e_firmware:2.6.0.43:*:*:*:*:*:*:*
    cpe:2.3:o:netgear:gs116e_firmware:2.6.0.43:*:*:*:*:*:*:*
  • cpe:2.3:h:netgear:gs116e:v2:*:*:*:*:*:*:*
    cpe:2.3:h:netgear:gs116e:v2:*:*:*:*:*:*:*

CVSS3 Source

nvd@nist.gov

CVSS3 Type

Primary

CVSS3 Vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

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