Vulnerability Details : CVE-2018-21145
Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D7800 before 1.0.1.34, DM200 before 1.0.0.50, R6100 before 1.0.1.22, R7500 before 1.0.0.122, R7800 before 1.0.2.42, R8900 before 1.0.3.10, R9000 before 1.0.3.10, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.54, WNDR4500v3 before 1.0.0.54, and WNR2000v5 before 1.0.0.64.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2018-21145
- cpe:2.3:o:netgear:wndr4500_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wnr2000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6100_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:dm200_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-21145
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-2018-21145
| 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-2018-21145
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-21145
-
https://kb.netgear.com/000059488/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Gateways-and-Routers-PSV-2017-3160
Security Advisory for Post-Authentication Stack Overflow on Some Gateways and Routers, PSV-2017-3160 | Answer | NETGEAR SupportVendor Advisory
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