Vulnerability Details : CVE-2019-20747
Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D6100 before 1.0.0.58, D7800 before 1.0.1.40, R7500v2 before 1.0.3.34, R7800 before 1.0.2.52, R8900 before 1.0.4.2, R9000 before 1.0.3.16, RAX120 before 1.0.0.74, RBK20 before 2.3.0.22, RBR20 before 2.3.0.22, RBS20 before 2.3.0.22, RBK50 before 2.3.0.22, RBR50 before 2.3.0.22, RBS50 before 2.3.0.22, RBK40 before 2.3.0.22, RBS40 before 2.3.0.22, SRK60 before 2.2.0.64, SRR60 before 2.2.0.64, SRS60 before 2.2.0.64, WNDR3700v4 before 1.0.2.102, WNDR4300 before 1.0.2.104, WNDR4300v2 before 1.0.0.56, WNDR4500v3 before 1.0.0.56, and WNR2000v5 before 1.0.0.66.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2019-20747
- cpe:2.3:o:netgear:wndr4500_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wnr2000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:d6100_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r7500_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wndr3700_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r7800_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r9000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:d7800_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r8900_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:srr60_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:srs60_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:rbr20_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:rbs20_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:rbk20_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:rbs40_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:rbk40_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:rbr50_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:rbs50_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:rbk50_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:rax120_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:srk60_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-20747
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 10 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-20747
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 | |
6.8
|
MEDIUM | CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
0.9
|
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-2019-20747
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-20747
-
https://kb.netgear.com/000060962/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-Gateways-and-WiFi-Systems-PSV-2018-0032
Security Advisory for Post-Authentication Stack Overflow on Some Routers, Gateways, and WiFi Systems, PSV-2018-0032 | Answer | NETGEAR SupportVendor Advisory
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