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CVSS Score Distribution For Top 50 Vendors By Total Number Of "Distinct" Vulnerabilities

Vendor Name Number of Total Vulnerabilities # Of Vulnerabilities Weighted Average % Of Total
0-1 1-2 2-3 3-4 4-5 5-6 6-7 7-8 8-9 9+ 0-1 1-2 2-3 3-4 4-5 5-6 6-7 7-8 8-9 9+
1 Microsoft 3625 2 5 143 16 406 648 187 835 21 1362 7.80 0 0 4 0 11 18 5 23 1 38
2 Oracle 2465 2 44 123 194 695 512 235 231 9 420 6.30 0 2 5 8 28 21 10 9 0 17
3 Apple 2400 1 40 147 28 368 324 510 413 9 560 7.10 0 2 6 1 15 14 21 17 0 23
4 IBM 2239 2 35 97 191 572 405 220 385 17 315 6.40 0 2 4 9 26 18 10 17 1 14
5 Cisco 1926 1 2 28 20 289 424 227 668 26 241 7.10 0 0 1 1 15 22 12 35 1 13
6 SUN 1601 3 25 105 35 304 278 118 419 3 311 6.90 0 2 7 2 19 17 7 26 0 19
7 Mozilla 1369 4 67 6 248 261 114 170 1 498 7.40 0 0 5 0 18 19 8 12 0 36
8 Linux 1257 1 79 203 36 425 109 123 252 3 26 5.50 0 6 16 3 34 9 10 20 0 2
9 HP 1169 1 9 45 19 223 154 88 297 18 315 7.30 0 1 4 2 19 13 8 25 2 27
10 Google 1145 3 8 1 119 226 127 452 1 208 7.50 0 0 1 0 10 20 11 39 0 18
11 Adobe 1076 18 2 105 62 38 66 785 8.90 0 0 2 0 10 6 4 6 0 73
12 Redhat 927 38 112 38 182 177 106 201 4 69 6.10 0 4 12 4 20 19 11 22 0 7
13 Apache 573 5 31 14 160 197 55 78 33 6.10 0 1 5 2 28 34 10 14 0 6
14 Novell 546 1 10 24 7 97 132 42 109 124 7.00 0 2 4 1 18 24 8 20 0 23
15 PHP 399 21 6 56 124 57 104 31 6.60 0 0 5 2 14 31 14 26 0 8
16 Symantec 374 3 16 9 70 70 38 93 3 72 7.00 0 1 4 2 19 19 10 25 1 19
17 GNU 348 1 8 34 23 53 86 41 75 27 6.20 0 2 10 7 15 25 12 22 0 8
18 Freebsd 318 7 41 9 53 57 24 102 25 6.30 0 2 13 3 17 18 8 32 0 8
19 Joomla 308 1 2 46 42 39 168 10 7.20 0 0 0 1 15 14 13 55 0 3
20 Debian 307 7 42 12 41 50 39 85 1 30 6.40 0 2 14 4 13 16 13 28 0 10
21 Wireshark 285 24 32 66 120 7 14 3 19 5.70 0 0 8 11 23 42 2 5 1 7
22 Drupal 281 13 51 83 50 37 40 2 5 5.70 0 0 5 18 30 18 13 14 1 2
23 Mysql 259 3 20 25 114 34 24 25 3 11 5.60 0 1 8 10 44 13 9 10 1 4
24 SGI 252 2 25 4 20 54 11 96 40 7.00 0 1 10 2 8 21 4 38 0 16
25 Moodle 241 4 14 106 59 35 16 7 5.80 0 0 2 6 44 24 15 7 0 3
26 Wordpress 233 10 6 85 47 31 42 1 11 6.20 0 0 4 3 36 20 13 18 0 5
27 Opera 232 5 70 83 21 8 45 6.60 0 0 2 0 30 36 9 3 0 19
28 Openbsd 222 3 18 6 29 61 12 62 1 30 6.70 0 1 8 3 13 27 5 28 0 14
29 Suse 222 2 30 23 38 13 85 31 6.80 0 1 14 0 10 17 6 38 0 14
30 SAP 216 1 3 42 73 16 51 30 6.90 0 0 0 1 19 34 7 24 0 14
31 Vmware 207 3 10 6 34 30 34 47 5 38 7.00 0 1 5 3 16 14 16 23 2 18
32 Realnetworks 203 1 5 10 31 6 28 122 8.60 0 0 2 0 5 15 3 14 0 60
33 EMC 201 1 10 7 36 32 24 38 12 41 7.10 0 0 5 3 18 16 12 19 6 20
34 CA 197 1 7 33 32 8 49 1 66 7.60 0 1 4 0 17 16 4 25 1 34
35 Ffmpeg 179 1 2 23 10 46 19 78 8.00 0 1 1 0 13 6 26 11 0 44
36 Typo3 174 3 13 54 26 13 59 1 5 6.40 0 0 2 7 31 15 7 34 1 3
37 BEA 172 2 14 2 30 61 18 38 7 6.20 0 1 8 1 17 35 10 22 0 4
38 Gentoo 164 5 22 2 9 33 17 45 31 6.80 0 3 13 1 5 20 10 27 0 19
39 Mcafee 161 2 13 7 44 24 19 37 3 12 6.30 0 1 8 4 27 15 12 23 2 7
40 Canonical 154 8 8 3 55 28 29 16 1 6 5.80 0 5 5 2 36 18 19 10 1 4
41 Netbsd 154 4 28 3 27 23 10 43 16 6.20 0 3 18 2 18 15 6 28 0 10
42 Phpmyadmin 143 7 20 46 30 16 20 1 3 5.70 0 0 5 14 32 21 11 14 1 2
43 KDE 141 1 10 26 29 18 47 10 6.70 0 1 7 0 18 21 13 33 0 7
44 Mandrakesoft 140 13 23 1 9 25 3 54 1 11 6.20 0 9 16 1 6 18 2 39 1 8
45 Citrix 135 4 8 1 19 34 16 26 27 6.90 0 3 6 1 14 25 12 19 0 20
46 Siemens 130 1 1 3 27 25 13 33 8 19 7.10 0 1 1 2 21 19 10 25 6 15
47 SCO 127 3 10 3 20 21 3 53 14 6.80 0 2 8 2 16 17 2 42 0 11
48 Gnome 124 3 13 7 21 21 24 26 9 6.20 0 2 10 6 17 17 19 21 0 7
49 XEN 123 13 10 5 42 24 17 10 2 5.30 0 11 8 4 34 20 14 8 2 0
50 Openstack 119 3 16 14 42 30 7 6 1 5.10 0 3 13 12 35 25 6 5 0 1

Vendor(s) with highest weighted average (8.90): Adobe  

Weighted average = SUM((Cvss Range (e.g: 2 for range 1-2 )) * (Number of vulnerabilities in that range)) / (Total number of vulnerabilities)
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