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Vulnerability Feeds & WidgetsNew   

Cisco » IOS : Vulnerability Statistics

Vulnerability Feeds & Widgets

Vulnerability Trends Over Time

Year # of Vulnerabilities DoS Code Execution Overflow Memory Corruption Sql Injection XSS Directory Traversal Http Response Splitting Bypass something Gain Information Gain Privileges CSRF File Inclusion # of exploits
1999 7 2
2000 4 2 1 1
2001 12 5 1 2 1
2002 8 6 1
2003 7 5 2 2 1
2004 8 7 1 1
2005 15 10 3 2 1 3
2006 9 3 3 2 2
2007 24 11 7 6 1 1 3 3 1 1
2008 25 21 1
2009 24 17 1 1 3 3 1
2010 20 18 2
2011 35 31 1 1 3 1
2012 44 37 1 2 3 1
2013 28 26 6 2 1
2014 36 32 3 1 2 1
2015 41 32 1 1 5 1 1
2016 38 25 1 2 1 1 3 5
2017 37 22 9 12 1 3
2018 21 14 3 2 1 2 1
2019 24 9 5 1 1 1
2020 12 6 3 1 1 1
2021 6 2 1 2
2022 6 2 3 3 1
2023 1 1
Total 492 344 47 43 8 11 3 36 20 4 3 1
% Of All 69.9 9.6 8.7 1.6 0.0 2.2 0.6 0.0 7.3 4.1 0.8 0.6 0.0

Warning : Vulnerabilities with publish dates before 1999 are not included in this table and chart. (Because there are not many of them and they make the page look bad; and they may not be actually published in those years.)

Vulnerabilities By Year
7
4
12
8
7
8
15
9
24
25
24
20
35
44
28
36
41
38
37
21
24
12
6
6
1
  1999 7
2000 4
2001 12
2002 8
2003 7
2004 8
2005 15
2006 9
2007 24
2008 25
2009 24
2010 20
2011 35
2012 44
2013 28
2014 36
2015 41
2016 38
2017 37
2018 21
2019 24
2020 12
2021 6
2022 6
2023 1
Vulnerabilities By Type
36
344
20
47
43
8
11
4
3
3
  Bypass Something 36
Denial of Service 344
Gain Information 20
Execute Code 47
Overflow 43
Memory Corruption 8
XSS 11
Gain Privilege 4
CSRF 3
Directory Traversal 3

Click on legend names to show/hide lines for vulnerability types
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This page lists vulnerability statistics for all versions of Cisco IOS. Vulnerability statistics provide a quick overview for security vulnerabilities of this software. You can view versions of this product or security vulnerabilities related to Cisco IOS.

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