IP Phone 7811 vulnerabilitiesAnd the versions its exploited flaws hit.

Product1 known exploited0 versions
The short answer

IP Phone 7811 is made by Cisco. We track 17 published vulnerabilities listed under that exact name, across 0 versions. 1 of them is on the list of flaws known to be exploited, the newest added on 3 November 2021. Cisco lists newer releases under their own names, such as IP Phone 7811 Firmware, so check those pages too.

Check your version

The most recent IP Phone 7811 flaw added to the known-exploited list is CVE-2020-3161, on 3 November 2021. We keep watching the known-exploited list.

Other names

Is IP Phone 7811 listed under other names? Yes.

Cisco also lists IP Phone 7811 under more specific names, such as IP Phone 7811 Firmware and IP Phone 7811 with Multiplatform Firmware. Flaws listed only under those names are counted on their own pages, not here. If you run one of these, open its page for its own exploited flaws.

Versions

Which versions of IP Phone 7811 do the exploited flaws hit?

Each exploited flaw lists the versions it affects, as published by the vendor. Find your version, then patch.

Known exploited

Which IP Phone 7811 vulnerabilities are being exploited?

1 flaw is on the government list of vulnerabilities known to be exploited. These are the ones criminals are using now, so they go first, whatever their severity score says.

  1. 9.8
    CVE-2020-3161CriticalKnown exploited
    Cisco IP Phones Web Server Remote Code Execution and Denial-of-Service Vulnerability

    Cisco IP Phones contain an improper input validation vulnerability for HTTP requests.

    Chance of use84%Known exploited since3 Nov 2021
Exploit likelihood

Which IP Phone 7811 flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.

50% or more10% to 49%Under 10%
  1. 84%
    CVE-2020-3161CriticalKnown exploited

    A vulnerability in the web server 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...

    CVSS9.8Published15 Apr 2020
  2. 10%

    Multiple vulnerabilities in the web-based management interface of certain Cisco IP Phones could allow an unauthenticated, remote attacker to execute arbitrary code or cause a denial of service (DoS) condition.

    CVSS9.8Published3 Mar 2023
  3. 10%

    Multiple vulnerabilities in the web-based management interface of certain Cisco IP Phones could allow an unauthenticated, remote attacker to execute arbitrary code or cause a denial of service (DoS) condition.

    CVSS7.5Published3 Mar 2023
  4. 6.4%

    A vulnerability in the Cisco Discovery Protocol processing feature of Cisco IP Phone 7800 and 8800 Series firmware could allow an unauthenticated, adjacent attacker to cause a stack overflow on an affected device.

    CVSS8.8Published12 Dec 2022
  5. 5.8%

    A vulnerability in the web-based UI of Cisco IP Phone 6800, 7800, and 8800 Series with Multiplatform Firmware before 11.2(1) could allow an authenticated, remote attacker to perform a command injection and execute...

    CVSS8.8Published16 Jul 2018
  6. 3.4%

    A vulnerability in the Session Initiation Protocol (SIP) ingress packet processing of Cisco Unified IP Phone software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition.

    CVSS7.5Published7 Jun 2018
  7. 3.1%

    A vulnerability in the Cisco Discovery Protocol implementation for the Cisco IP Phone could allow an unauthenticated, adjacent attacker to remotely execute code with root privileges or cause a reload of an affected...

    CVSS8.8Published5 Feb 2020
  8. 2.4%

    A vulnerability in the Session Initiation Protocol (SIP) call-handling functionality of Cisco IP Phone 6800, 7800, and 8800 Series Phones with Multiplatform Firmware could allow an unauthenticated, remote attacker to...

    CVSS7.5Published7 Jun 2018
  9. 2.0%

    A vulnerability in the call-handling functionality of Session Initiation Protocol (SIP) Software for Cisco IP Phone 7800 Series and 8800 Series could allow an unauthenticated, remote attacker to cause an affected...

    CVSS7.5Published3 May 2019
  10. 1.3%

    A vulnerability in Cisco SIP IP Phone Software for Cisco IP Phone 7800 Series and 8800 Series could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected phone.

    CVSS7.5Published6 Jul 2019
Precursor Intelligence

Running IP Phone 7811? We'll keep checking.

Looking flaws up one at a time doesn't scale. Tell us what you run once, and we tell you which flaws matter to you, in what order, and keep watching for new ones.

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FAQ

Common questions, answered plainly.

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We track 17 published vulnerabilities listed under the name IP Phone 7811, across 0 versions. The most recent IP Phone 7811 flaw added to the known-exploited list is CVE-2020-3161, on 3 November 2021.

1 is on the list of flaws known to be exploited. The most recently added is CVE-2020-3161.

Cisco also lists IP Phone 7811 under more specific names, such as IP Phone 7811 Firmware and IP Phone 7811 with Multiplatform Firmware. Flaws listed only under those names are counted on their own pages, not here. Open the release you run to see its own list.

Create a Precursor Intelligence account and track IP Phone 7811. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.