Comparing the different models, the Cisco IP Phone 6821 supports two SIP registrations ... Given that collaboration - particularly via video conferencing software - has become increasingly ...

If you work in an office that uses one of the various Cisco branded IP phones, word has surface about a hack that might make you uncomfortable. Reports have indicated that Internet phones sold by ...

and Wireless IP Phone 8821 and 8821-EX. Baines said Cisco's software doesn't check the length of the parameter string in an HTTP request, which can lead to a stack-based buffer overflow in the ...

which was reported to Cisco on October 22. “We could turn a phone into a walkie-talkie that was always on by rewriting its software with 900 bytes of code. Within 10 minutes, it could then go on ...

The upcoming software update won’t be the final fix, either: Cisco says that it needs to rewrite the phone’s firmware to fully patch the exploit, which could take several months. A weekly ...

The Cisco IP Phone 8800 series also has a file upload denial of service flaw in the web-based management interface feature of its software. The vulnerability (CVE-2019-1766), which has a CVSS ...

Cisco has published security warnings for certain IP phones. Attackers can execute ... notice that there is no workaround - and no updated software to close the gaps. The products have therefore ...

Cisco has published software fixes for multiple versions of firmware running on some of its IP phones. The company’s advisory covers two vulnerabilities affecting six products. The first ...

These phone adapters are a popular ... on a network without detection, as security software does not commonly monitor these types of devices. Since Cisco SPA112 has reached the end of its life ...