CVE-2019-1956 Cisco SPA112 2-Port Phone Adapter Stored Cross-Site Scripting Vulnerability
An authenticated attacker can inject malicious scripts into the Cisco SPA112 web interface, allowing execution of arbitrary code or access to sensitive browser information.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2019-1956?
CVE-2019-1956 is a medium-severity cross-site scripting vulnerability in Cisco SPA112 2-Port Phone Adapter, published on 8 Aug 2019. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
A vulnerability in the web-based interface of the Cisco SPA112 2-Port Phone Adapter could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against another user of the device. The vulnerability is due to insufficient validation of user-supplied input by the web-based interface of the affected device. An attacker could exploit this vulnerability by inserting malicious code in one of the configuration fields. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.
Weakness: CWE-79
Which versions are affected by CVE-2019-1956?
It affects 1 product.
Products include Cisco Spa112 2-Port Phone Adapter Firmware.
How do I fix CVE-2019-1956?
No fix has been published for CVE-2019-1956 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-2019-1956 being exploited?
There is no known exploitation of CVE-2019-1956 in the wild and no public exploit code.
Sources
Also known as GHSA-44g4-8xv8-c7r7.