CVE-2016-1421Disclosure(cisco / ip_phone)

LOWCVSS 7.5 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

A vulnerability in the web application for Cisco IP Phones could allow an unauthenticated, remote attacker to execute code with root privileges or cause a reload of an affected IP phone, resulting in a denial of service (DoS) condition. The vulnerability exists because the affected software fails to check the bounds of input data. An attacker could exploit this vulnerability by sending a crafted HTTP request to the web server of a targeted device. A successful exploit could allow the attacker to remotely execute code with root privileges or cause a reload of an affected IP phone, resulting in a DoS condition.

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-119

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • ip_phone
  • ip_phone_8800_series_firmware

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Affected systems

Vendors
Products
ip_phoneip_phone_8800_series_firmware

1 version affected across 2 products

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-02-19: 1Technical Details · 2026-02-19: 102-19
Signal classification1 categories
Disclosure
1100.0%
Referenced assets1 URL
By indicator
Full discourse1 post
  • 0day Signal@0dayPublishing
    Disclosure

    🔍 CVE-2016-1421: Cisco (CVSS: 0.0)... Unchecked input bounds in Cisco IP Phones web app grants unauthenticated attackers remote root execution—time to drop th... https://zerodaysignal.com/vulnerability/CVE-2016-1421 #netsec #vulnerability #CVE #sysadmin #zeroday

    Post summary

    The post highlights the CVE-2016‑1421 vulnerability in Cisco IP Phones, noting unchecked input bounds that enable unauthenticated remote root execution, and links to an external resource, but it contains no PoC, exploit code, or patch details.

    0000041
    131 followersView on X
CPE platform detail2 entries

2 of 2 entries

PartVendorProductVersionTarget SWTarget HW
HWciscoip_phone---
OSciscoip_phone_8800_series_firmware11.0\(1\)--

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