Vulnerability Details : CVE-2018-21163
Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects DGN2200Bv4 before 1.0.0.102, DGN2200v4 before 1.0.0.102, EX3700 before 1.0.0.70, EX3800 before 1.0.0.70, EX6000 before 1.0.0.30, EX6100 before 1.0.2.22, EX6120 before 1.0.0.40, EX6130 before 1.0.0.22, EX6150 before 1.0.0.38, EX6200 before 1.0.3.86, EX7000 before 1.0.0.64, R6300v2 before 1.0.4.22, R6900P before 1.3.0.18, R7000P before 1.3.0.18, R7300DST before 1.0.0.62, R7900P before 1.3.0.10, R8000 before 1.0.4.12, R8000P before 1.3.0.10, WN2500RPv2 before 1.0.1.52, and WNDR3400v3 before 1.0.1.18.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2018-21163
- cpe:2.3:o:netgear:r7300dst_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r8000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6300_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:dgn2200_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:ex7000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:dgn2200b_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wndr3400_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:ex6150_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6900p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:ex3700_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:ex3800_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:ex6100_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:ex6120_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:ex6200_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:ex6130_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:ex6000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wn2500rp_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r7900p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r8000p_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-21163
0.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 39 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-21163
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
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 | |
|
7.2
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
1.2
|
5.9
|
NIST |
CWE ids for CVE-2018-21163
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-21163
-
https://kb.netgear.com/000055196/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-Gateways-and-Extenders-PSV-2017-0308
Security Advisory for Post-Authentication Stack Overflow on Some Routers, Gateways, and Extenders, PSV-2017-0308 | Answer | NETGEAR SupportVendor Advisory
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