CVE-2017-12269 Cross-site scripting in Cisco Spark Messaging
Authenticated attackers can inject malicious scripts into the Cisco Spark Messaging web UI, allowing them to execute code or steal sensitive user information.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2017-12269?
CVE-2017-12269 is a medium-severity cross-site scripting vulnerability in Cisco Spark Messaging, published on 5 Oct 2017. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
A vulnerability in the web UI of Cisco Spark Messaging Software could allow an authenticated, remote attacker to perform a stored cross-site scripting (XSS) attack. The vulnerability is due to insufficient input validation by the web UI of the affected software. An attacker could exploit this vulnerability by injecting XSS content into the web UI of the affected software. A successful exploit could allow the attacker to force a user to execute code of the attacker's choosing or allow the attacker to retrieve sensitive information from the user. Cisco Bug IDs: CSCvf70587, CSCvf70592.
Weakness: CWE-79
Which versions are affected by CVE-2017-12269?
It affects 1 product.
Products include Cisco Spark.
How do I fix CVE-2017-12269?
No fix has been published for CVE-2017-12269 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-2017-12269 being exploited?
There is no known exploitation of CVE-2017-12269 in the wild and no public exploit code.
Other vulnerabilities in Cisco Spark Messaging
Sources
Also known as GHSA-6mgp-v465-x83g.