CVE-2019-20739 : NETGEAR R8500 devices before v1.0.2.128 are affected by a buffer overflow by an unauthenticated attacker.

NETGEAR R8500 devices before v1.0.2.128 are affected by a buffer overflow by an unauthenticated attacker.

Published 2020-04-16 20:15:14

Updated 2020-04-22 13:16:00

Source MITRE

View at NVD, CVE.org

Vulnerability category: Overflow

Exploit prediction scoring system (EPSS) score for CVE-2019-20739

EPSS FAQ

0.08%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 33 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2019-20739

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.8	MEDIUM	AV:A/AC:L/Au:N/C:P/I:P/A:P	6.5	6.4	NIST
Access Vector: Adjacent Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
4.3	MEDIUM	CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L	2.8	1.4	MITRE
Attack Vector: Adjacent Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: Low
8.8	HIGH	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	2.8	5.9	NIST
Attack Vector: Adjacent Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2019-20739

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2019-20739

Products affected by CVE-2019-20739

Netgear » R8500 Firmware
Versions before (<) 1.0.2.128
cpe:2.3:o:netgear:r8500_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R8500 » Version: N/A

Vulnerability Details : CVE-2019-20739

Exploit prediction scoring system (EPSS) score for CVE-2019-20739

CVSS scores for CVE-2019-20739

CWE ids for CVE-2019-20739

References for CVE-2019-20739

Products affected by CVE-2019-20739