Vulnerability Details : CVE-2019-20640
Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.76, D6000 before 1.0.0.76, D6200 before 1.1.00.32, D7000 before 1.0.1.68, JR6150 before 1.0.1.18, PR2000 before 1.0.0.28, R6020 before 1.0.0.38, R6050 before 1.0.1.18, R6080 before 1.0.0.38, R6120 before 1.0.0.46, R6220 before 1.1.0.80, R6260 before 1.1.0.40, R6700v2 before 1.2.0.36, R6800 before 1.2.0.36, R6900v2 before 1.2.0.36, WNR2020 before 1.1.0.62, and XR500 before 2.3.2.32.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2019-20640
- cpe:2.3:o:netgear:d3600_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:d6000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6700_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6900_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:d6200_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:jr6150_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6050_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6220_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wnr2020_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:d7000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:pr2000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6020_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6080_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6120_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6800_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:xr500_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6260_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-20640
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-2019-20640
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.8
|
MEDIUM | AV:A/AC:L/Au:N/C:P/I:P/A:P |
6.5
|
6.4
|
NIST | |
8.8
|
HIGH | CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
MITRE | |
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 |
CWE ids for CVE-2019-20640
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-20640
-
https://kb.netgear.com/000061504/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-and-Gateways-PSV-2018-0304
Security Advisory for Pre-Authentication Stack Overflow on Some Routers and Gateways, PSV-2018-0304 | Answer | NETGEAR SupportVendor Advisory
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