Vulnerability Details : CVE-2019-20740
Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects DGN2200v4 before 1.0.0.110, DGND2200Bv4 before 1.0.0.109, R7300 before 1.0.0.70, R8300 before 1.0.2.130, and R8500 before 1.0.2.130.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2019-20740
- cpe:2.3:o:netgear:dgn2200_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r8300_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r8500_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r7300_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:dgnd2200b_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-20740
0.34%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 54 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-20740
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.2
|
MEDIUM | AV:A/AC:L/Au:S/C:P/I:P/A:P |
5.1
|
6.4
|
NIST | |
|
6.3
|
MEDIUM | CVSS:3.0/AV:A/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H |
0.4
|
5.9
|
MITRE | |
|
6.8
|
MEDIUM | CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
0.9
|
5.9
|
NIST |
CWE ids for CVE-2019-20740
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-20740
-
https://kb.netgear.com/000060976/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-and-Gateways-PSV-2018-0258
Security Advisory for Post-Authentication Stack Overflow on Some Routers and Gateways, PSV-2018-0258 | Answer | NETGEAR SupportVendor Advisory
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