Vulnerability Details CVE-2018-21156
Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects D6220 before 1.0.0.38, D6400 before 1.0.0.74, D7000v2 before 1.0.0.74, D8500 before 1.0.3.39, DGN2200v4 before 1.0.0.102, DGN2200Bv4 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, R6250 before 1.0.4.20, R6300v2 before 1.0.4.22, R6400 before 1.0.1.32, R6400v2 before 1.0.2.52, R6700 before 1.0.1.44, R6900 before 1.0.1.44, R6900P before 1.3.0.18, R7000 before 1.0.9.28, R7000P before 1.3.0.18, R7300DST before 1.0.0.62, R7900 before 1.0.2.10, R7900P before 1.3.0.10, R8000 before 1.0.4.12, R8000P before 1.3.0.10, R8300 before 1.0.2.116, R8500 before 1.0.2.116, WN2500RPv2 before 1.0.1.52, WNDR3400v3 before 1.0.1.18, and WNR3500Lv2 before 1.2.0.46.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 55.5%
CVSS Severity
CVSS v3 Score 6.8
CVSS v2 Score 6.5
Products affected by CVE-2018-21156
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cpe:2.3:h:netgear:d6220:-
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cpe:2.3:h:netgear:d6400:-
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cpe:2.3:h:netgear:d7000:v2
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cpe:2.3:h:netgear:d8500:-
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cpe:2.3:h:netgear:dgn2200:v4
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cpe:2.3:h:netgear:dgn2200b:v4
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cpe:2.3:h:netgear:ex3700:-
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cpe:2.3:h:netgear:ex3800:-
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cpe:2.3:h:netgear:ex6000:-
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cpe:2.3:h:netgear:ex6100:-
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cpe:2.3:h:netgear:ex6120:-
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cpe:2.3:h:netgear:ex6130:-
-
cpe:2.3:h:netgear:ex6150:-
-
cpe:2.3:h:netgear:ex6200:-
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cpe:2.3:h:netgear:ex7000:-
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cpe:2.3:h:netgear:r6250:-
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cpe:2.3:h:netgear:r6300:v2
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cpe:2.3:h:netgear:r6400:-
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cpe:2.3:h:netgear:r6400:v2
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cpe:2.3:h:netgear:r6700:-
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cpe:2.3:h:netgear:r6900:-
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cpe:2.3:h:netgear:r6900p:-
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cpe:2.3:h:netgear:r7000:-
-
cpe:2.3:h:netgear:r7000p:-
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cpe:2.3:h:netgear:r7300dst:-
-
cpe:2.3:h:netgear:r7900:-
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cpe:2.3:h:netgear:r7900p:-
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cpe:2.3:h:netgear:r8000:-
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cpe:2.3:h:netgear:r8000p:-
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cpe:2.3:h:netgear:r8300:-
-
cpe:2.3:h:netgear:r8500:-
-
cpe:2.3:h:netgear:wn2500rp:v2
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cpe:2.3:h:netgear:wndr3400:v3
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cpe:2.3:h:netgear:wnr3500l:v2
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cpe:2.3:o:netgear:d6220_firmware:-
-
cpe:2.3:o:netgear:d6220_firmware:1.0.0.12
-
cpe:2.3:o:netgear:d6220_firmware:1.0.0.22
-
cpe:2.3:o:netgear:d6220_firmware:1.0.0.26
-
cpe:2.3:o:netgear:d6220_firmware:1.0.0.28
-
cpe:2.3:o:netgear:d6220_firmware:1.0.0.32
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cpe:2.3:o:netgear:d6400_firmware:-
-
cpe:2.3:o:netgear:d6400_firmware:1.0.0.44
-
cpe:2.3:o:netgear:d6400_firmware:1.0.0.56
-
cpe:2.3:o:netgear:d6400_firmware:1.0.0.60
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cpe:2.3:o:netgear:d6400_firmware:1.0.0.66
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cpe:2.3:o:netgear:d7000_firmware:-
-
cpe:2.3:o:netgear:d7000_firmware:1.0.0.38
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cpe:2.3:o:netgear:d7000_firmware:1.0.0.44
-
cpe:2.3:o:netgear:d7000_firmware:1.0.0.51
-
cpe:2.3:o:netgear:d7000_firmware:1.0.0.52
-
cpe:2.3:o:netgear:d7000_firmware:1.0.0.53
-
cpe:2.3:o:netgear:d8500_firmware:-
-
cpe:2.3:o:netgear:d8500_firmware:1.0.3.27
-
cpe:2.3:o:netgear:d8500_firmware:1.0.3.28
-
cpe:2.3:o:netgear:d8500_firmware:1.0.3.29
-
cpe:2.3:o:netgear:d8500_firmware:1.0.3.35
-
cpe:2.3:o:netgear:d8500_firmware:1.0.3.36
-
cpe:2.3:o:netgear:dgn2200_firmware:-
-
cpe:2.3:o:netgear:dgn2200_firmware:1.0.0.50_7.0.50
-
cpe:2.3:o:netgear:dgn2200_firmware:1.0.0.55
-
cpe:2.3:o:netgear:dgn2200_firmware:1.0.0.58
-
cpe:2.3:o:netgear:dgn2200_firmware:1.0.0.60
-
cpe:2.3:o:netgear:dgn2200_firmware:1.0.0.82
-
cpe:2.3:o:netgear:dgn2200_firmware:1.0.0.86
-
cpe:2.3:o:netgear:dgn2200_firmware:1.0.0.94
-
cpe:2.3:o:netgear:dgn2200_firmware:1.0.0.96
-
cpe:2.3:o:netgear:dgn2200b_firmware:-
-
cpe:2.3:o:netgear:dgn2200b_firmware:1.0.0.58
-
cpe:2.3:o:netgear:dgn2200b_firmware:1.0.0.82
-
cpe:2.3:o:netgear:dgn2200b_firmware:1.0.0.94
-
cpe:2.3:o:netgear:dgn2200b_firmware:1.0.0.96
-
cpe:2.3:o:netgear:ex3700_firmware:-
-
cpe:2.3:o:netgear:ex3700_firmware:1.0.0.64
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cpe:2.3:o:netgear:ex3700_firmware:1.0.0.66
-
cpe:2.3:o:netgear:ex3800_firmware:-
-
cpe:2.3:o:netgear:ex3800_firmware:1.0.0.64
-
cpe:2.3:o:netgear:ex3800_firmware:1.0.0.66
-
cpe:2.3:o:netgear:ex6000_firmware:-
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cpe:2.3:o:netgear:ex6000_firmware:1.0.0.24
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cpe:2.3:o:netgear:ex6100_firmware:-
-
cpe:2.3:o:netgear:ex6100_firmware:1.0.1.50
-
cpe:2.3:o:netgear:ex6100_firmware:1.0.1.54
-
cpe:2.3:o:netgear:ex6100_firmware:1.0.1.60
-
cpe:2.3:o:netgear:ex6100_firmware:1.0.1.70
-
cpe:2.3:o:netgear:ex6100_firmware:1.0.1.76
-
cpe:2.3:o:netgear:ex6100_firmware:1.0.1.98
-
cpe:2.3:o:netgear:ex6100_firmware:1.0.2.16_1.1.130
-
cpe:2.3:o:netgear:ex6100_firmware:1.0.2.18
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cpe:2.3:o:netgear:ex6100_firmware:1.0.2.20
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cpe:2.3:o:netgear:ex6120_firmware:-
-
cpe:2.3:o:netgear:ex6120_firmware:1.0.0.32
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cpe:2.3:o:netgear:ex6120_firmware:1.0.0.34
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cpe:2.3:o:netgear:ex6130_firmware:-
-
cpe:2.3:o:netgear:ex6130_firmware:1.0.0.16
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cpe:2.3:o:netgear:ex6150_firmware:-
-
cpe:2.3:o:netgear:ex6150_firmware:1.0.0.34_1.0.70
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cpe:2.3:o:netgear:ex6150_firmware:1.0.0.36
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cpe:2.3:o:netgear:ex6200_firmware:1.0.1.44
-
cpe:2.3:o:netgear:ex6200_firmware:1.0.1.50
-
cpe:2.3:o:netgear:ex6200_firmware:1.0.1.52
-
cpe:2.3:o:netgear:ex6200_firmware:1.0.1.56
-
cpe:2.3:o:netgear:ex6200_firmware:1.0.1.62
-
cpe:2.3:o:netgear:ex6200_firmware:1.0.1.64
-
cpe:2.3:o:netgear:ex6200_firmware:1.0.1.72
-
cpe:2.3:o:netgear:ex6200_firmware:1.0.1.74
-
cpe:2.3:o:netgear:ex6200_firmware:1.0.1.78
-
cpe:2.3:o:netgear:ex6200_firmware:1.0.1.82
-
cpe:2.3:o:netgear:ex6200_firmware:1.0.1.90
-
cpe:2.3:o:netgear:ex6200_firmware:1.0.3.82_1.1.117
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cpe:2.3:o:netgear:ex6200_firmware:1.0.3.84
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cpe:2.3:o:netgear:ex7000_firmware:-
-
cpe:2.3:o:netgear:ex7000_firmware:1.0.0.30_1.0.72
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cpe:2.3:o:netgear:ex7000_firmware:1.0.0.32_1.0.84
-
cpe:2.3:o:netgear:ex7000_firmware:1.0.0.36_1.0.88
-
cpe:2.3:o:netgear:ex7000_firmware:1.0.0.38_1.091
-
cpe:2.3:o:netgear:ex7000_firmware:1.0.0.42_1.0.94
-
cpe:2.3:o:netgear:ex7000_firmware:1.0.0.50
-
cpe:2.3:o:netgear:ex7000_firmware:1.0.0.56
-
cpe:2.3:o:netgear:ex7000_firmware:1.0.0.60
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cpe:2.3:o:netgear:r6250_firmware:-
-
cpe:2.3:o:netgear:r6250_firmware:1.0.4.12
-
cpe:2.3:o:netgear:r6250_firmware:1.0.4.14
-
cpe:2.3:o:netgear:r6250_firmware:1.0.4.16
-
cpe:2.3:o:netgear:r6250_firmware:1.0.4.6_10.1.12
-
cpe:2.3:o:netgear:r6250_firmware:1.0.4.8
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cpe:2.3:o:netgear:r6300_firmware:-
-
cpe:2.3:o:netgear:r6300_firmware:1.0.0.36
-
cpe:2.3:o:netgear:r6300_firmware:1.0.2.78_1.0.58
-
cpe:2.3:o:netgear:r6300_firmware:1.0.4.06
-
cpe:2.3:o:netgear:r6300_firmware:1.0.4.12
-
cpe:2.3:o:netgear:r6300_firmware:1.0.4.18
-
cpe:2.3:o:netgear:r6300_firmware:1.0.4.6
-
cpe:2.3:o:netgear:r6300_firmware:1.0.4.8
-
cpe:2.3:o:netgear:r6300_firmware:1.0.4.8_10.0.77
-
cpe:2.3:o:netgear:r6400_firmware:-
-
cpe:2.3:o:netgear:r6400_firmware:1.0.1.12
-
cpe:2.3:o:netgear:r6400_firmware:1.0.1.14
-
cpe:2.3:o:netgear:r6400_firmware:1.0.1.18
-
cpe:2.3:o:netgear:r6400_firmware:1.0.1.20
-
cpe:2.3:o:netgear:r6400_firmware:1.0.1.24
-
cpe:2.3:o:netgear:r6400_firmware:1.0.1.32
-
cpe:2.3:o:netgear:r6400_firmware:1.0.1.36
-
cpe:2.3:o:netgear:r6400_firmware:1.0.1.42
-
cpe:2.3:o:netgear:r6400_firmware:1.0.1.44
-
cpe:2.3:o:netgear:r6400_firmware:1.0.1.46
-
cpe:2.3:o:netgear:r6400_firmware:1.0.1.50
-
cpe:2.3:o:netgear:r6400_firmware:1.0.1.52
-
cpe:2.3:o:netgear:r6400_firmware:1.0.1.62
-
cpe:2.3:o:netgear:r6400_firmware:1.0.1.62_1.0.41
-
cpe:2.3:o:netgear:r6400_firmware:1.0.1.68
-
cpe:2.3:o:netgear:r6400_firmware:1.0.1.70
-
cpe:2.3:o:netgear:r6400_firmware:1.0.1.74
-
cpe:2.3:o:netgear:r6400_firmware:1.0.1.76
-
cpe:2.3:o:netgear:r6400_firmware:1.0.1.78
-
cpe:2.3:o:netgear:r6400_firmware:1.0.2.18
-
cpe:2.3:o:netgear:r6400_firmware:1.0.2.30
-
cpe:2.3:o:netgear:r6400_firmware:1.0.2.32
-
cpe:2.3:o:netgear:r6400_firmware:1.0.2.34
-
cpe:2.3:o:netgear:r6400_firmware:1.0.2.44
-
cpe:2.3:o:netgear:r6400_firmware:1.0.2.46
-
cpe:2.3:o:netgear:r6700_firmware:-
-
cpe:2.3:o:netgear:r6700_firmware:1.0.0.26
-
cpe:2.3:o:netgear:r6700_firmware:1.0.1.14
-
cpe:2.3:o:netgear:r6700_firmware:1.0.1.16
-
cpe:2.3:o:netgear:r6700_firmware:1.0.1.20
-
cpe:2.3:o:netgear:r6700_firmware:1.0.1.22
-
cpe:2.3:o:netgear:r6700_firmware:1.0.1.26
-
cpe:2.3:o:netgear:r6700_firmware:1.0.1.30
-
cpe:2.3:o:netgear:r6700_firmware:1.0.1.36
-
cpe:2.3:o:netgear:r6900_firmware:-
-
cpe:2.3:o:netgear:r6900_firmware:1.0.1.14
-
cpe:2.3:o:netgear:r6900_firmware:1.0.1.16
-
cpe:2.3:o:netgear:r6900_firmware:1.0.1.20
-
cpe:2.3:o:netgear:r6900_firmware:1.0.1.22
-
cpe:2.3:o:netgear:r6900_firmware:1.0.1.26
-
cpe:2.3:o:netgear:r6900_firmware:1.0.1.28
-
cpe:2.3:o:netgear:r6900_firmware:1.0.1.30
-
cpe:2.3:o:netgear:r6900_firmware:1.0.1.34
-
cpe:2.3:o:netgear:r6900p_firmware:-
-
cpe:2.3:o:netgear:r6900p_firmware:1.0.0.56
-
cpe:2.3:o:netgear:r6900p_firmware:1.0.0.58
-
cpe:2.3:o:netgear:r6900p_firmware:1.0.0.62
-
cpe:2.3:o:netgear:r6900p_firmware:1.0.1.16
-
cpe:2.3:o:netgear:r6900p_firmware:1.2.0.22
-
cpe:2.3:o:netgear:r6900p_firmware:1.3.0.8
-
cpe:2.3:o:netgear:r7000_firmware:-
-
cpe:2.3:o:netgear:r7000_firmware:1.0.7.10
-
cpe:2.3:o:netgear:r7000_firmware:1.0.7.2_1.1.93
-
cpe:2.3:o:netgear:r7000_firmware:1.0.9.10
-
cpe:2.3:o:netgear:r7000_firmware:1.0.9.12
-
cpe:2.3:o:netgear:r7000_firmware:1.0.9.14
-
cpe:2.3:o:netgear:r7000_firmware:1.0.9.18
-
cpe:2.3:o:netgear:r7000_firmware:1.0.9.26
-
cpe:2.3:o:netgear:r7000_firmware:1.0.9.4
-
cpe:2.3:o:netgear:r7000_firmware:1.0.9.6
-
cpe:2.3:o:netgear:r7000p_firmware:-
-
cpe:2.3:o:netgear:r7000p_firmware:1.0.0.56
-
cpe:2.3:o:netgear:r7000p_firmware:1.0.0.58
-
cpe:2.3:o:netgear:r7000p_firmware:1.0.0.62
-
cpe:2.3:o:netgear:r7000p_firmware:1.0.0.86
-
cpe:2.3:o:netgear:r7000p_firmware:1.0.1.16
-
cpe:2.3:o:netgear:r7000p_firmware:1.2.0.22
-
cpe:2.3:o:netgear:r7000p_firmware:1.3.0.8
-
cpe:2.3:o:netgear:r7300dst_firmware:-
-
cpe:2.3:o:netgear:r7300dst_firmware:1.0.0.44
-
cpe:2.3:o:netgear:r7300dst_firmware:1.0.0.46
-
cpe:2.3:o:netgear:r7300dst_firmware:1.0.0.52
-
cpe:2.3:o:netgear:r7300dst_firmware:1.0.0.54
-
cpe:2.3:o:netgear:r7300dst_firmware:1.0.0.56
-
cpe:2.3:o:netgear:r7300dst_firmware:1.0.0.58
-
cpe:2.3:o:netgear:r7900_firmware:-
-
cpe:2.3:o:netgear:r7900_firmware:1.0.1.12
-
cpe:2.3:o:netgear:r7900_firmware:1.0.1.14
-
cpe:2.3:o:netgear:r7900_firmware:1.0.1.16
-
cpe:2.3:o:netgear:r7900_firmware:1.0.1.18
-
cpe:2.3:o:netgear:r7900_firmware:1.0.1.26
-
cpe:2.3:o:netgear:r7900_firmware:1.0.1.8
-
cpe:2.3:o:netgear:r7900_firmware:1.0.2.4
-
cpe:2.3:o:netgear:r7900p_firmware:-
-
cpe:2.3:o:netgear:r7900p_firmware:1.1.4.6
-
cpe:2.3:o:netgear:r7900p_firmware:1.1.5.14
-
cpe:2.3:o:netgear:r8000_firmware:-
-
cpe:2.3:o:netgear:r8000_firmware:1.0.3.22
-
cpe:2.3:o:netgear:r8000_firmware:1.0.3.24
-
cpe:2.3:o:netgear:r8000_firmware:1.0.3.26
-
cpe:2.3:o:netgear:r8000_firmware:1.0.3.32
-
cpe:2.3:o:netgear:r8000_firmware:1.0.3.36
-
cpe:2.3:o:netgear:r8000_firmware:1.0.3.44
-
cpe:2.3:o:netgear:r8000_firmware:1.0.3.46
-
cpe:2.3:o:netgear:r8000_firmware:1.0.3.48
-
cpe:2.3:o:netgear:r8000_firmware:1.0.3.54
-
cpe:2.3:o:netgear:r8000_firmware:1.0.4.2
-
cpe:2.3:o:netgear:r8000_firmware:1.0.4.4
-
cpe:2.3:o:netgear:r8000_firmware:1.0.4.4_1.1.42
-
cpe:2.3:o:netgear:r8000p_firmware:-
-
cpe:2.3:o:netgear:r8000p_firmware:1.1.4.6
-
cpe:2.3:o:netgear:r8000p_firmware:1.1.5.14
-
cpe:2.3:o:netgear:r8300_firmware:-
-
cpe:2.3:o:netgear:r8300_firmware:1.0.2.100_1.0.82
-
cpe:2.3:o:netgear:r8300_firmware:1.0.2.104
-
cpe:2.3:o:netgear:r8300_firmware:1.0.2.106
-
cpe:2.3:o:netgear:r8300_firmware:1.0.2.110
-
cpe:2.3:o:netgear:r8300_firmware:1.0.2.74
-
cpe:2.3:o:netgear:r8300_firmware:1.0.2.86
-
cpe:2.3:o:netgear:r8300_firmware:1.0.2.94
-
cpe:2.3:o:netgear:r8500_firmware:-
-
cpe:2.3:o:netgear:r8500_firmware:1.0.2.100
-
cpe:2.3:o:netgear:r8500_firmware:1.0.2.100_1.0.82
-
cpe:2.3:o:netgear:r8500_firmware:1.0.2.104
-
cpe:2.3:o:netgear:r8500_firmware:1.0.2.106
-
cpe:2.3:o:netgear:r8500_firmware:1.0.2.110
-
cpe:2.3:o:netgear:r8500_firmware:1.0.2.74
-
cpe:2.3:o:netgear:r8500_firmware:1.0.2.86
-
cpe:2.3:o:netgear:r8500_firmware:1.0.2.94
-
cpe:2.3:o:netgear:wn2500rp_firmware:1.0.0.54
-
cpe:2.3:o:netgear:wn2500rp_firmware:1.0.1.46
-
cpe:2.3:o:netgear:wndr3400_firmware:-
-
cpe:2.3:o:netgear:wndr3400_firmware:1.0.1.12
-
cpe:2.3:o:netgear:wndr3400_firmware:1.0.1.14
-
cpe:2.3:o:netgear:wndr3400_firmware:1.0.1.16
-
cpe:2.3:o:netgear:wndr3400_firmware:1.0.1.8
-
cpe:2.3:o:netgear:wnr3500l_firmware:-
-
cpe:2.3:o:netgear:wnr3500l_firmware:1.2.0.40
-
cpe:2.3:o:netgear:wnr3500l_firmware:1.2.0.44