CVE-2008-3821 Cross-site scripting in n/a
Remote attackers can inject arbitrary web script or HTML into the Cisco IOS HTTP server via crafted URIs, requiring user interaction to execute.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2008-3821?
CVE-2008-3821 is a medium-severity cross-site scripting vulnerability in Cisco Ios, published on 16 Jan 2009. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Multiple cross-site scripting (XSS) vulnerabilities in the HTTP server in Cisco IOS 11.0 through 12.4 allow remote attackers to inject arbitrary web script or HTML via (1) the query string to the ping program or (2) unspecified other aspects of the URI.
Weakness: CWE-79
Which versions are affected by CVE-2008-3821?
It affects 1 product.
Products include Cisco Ios.
How do I fix CVE-2008-3821?
No fix has been published for CVE-2008-3821 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2008-3821 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2008-3821 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Cisco Ios
- CVE-2017-12240 Cisco IOS and IOS XE Software DHCP Remote Code Execution
- CVE-2017-3881 Cisco IOS and IOS XE Remote Code Execution
- CVE-2018-0167 Cisco IOS, XR, and XE Software Buffer Overflow
- CVE-2017-6736 Cisco IOS and IOS XE Software SNMP Remote Code Execution
- CVE-2017-6737 Cisco IOS and IOS XE Software SNMP Remote Code Execution
Sources
Also known as GHSA-xrr6-c8rc-c2wp.