How severe is CVE-2016-1435?

CVE-2016-1435 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-1435 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-1435?

CVE-2016-1435 affects Cisco Ip Phone 8800 Series Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-1435?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2016-1435 published?

CVE-2016-1435 was published on 2016-06-23 and last updated on 2026-06-17.

CVE-2016-1435

CVE-2016-1435 is a high-severity vulnerability in Cisco Ip Phone 8800 Series Firmware with a CVSS 3.x base score of 7.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: High (CVSS 3.x base score 7.0)
CVSS v2: 6.2
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Cisco Ip Phone 8800 Series Firmware
Published: 2016-06-23
Last modified: 2026-06-17

Description

Cisco 8800 phones with software 11.0(1) do not properly enforce mounted-filesystem permissions, which allows local users to write to arbitrary files by leveraging shell access, aka Bug ID CSCuz03014.

Frequently asked questions

What is CVE-2016-1435?: Cisco 8800 phones with software 11.0(1) do not properly enforce mounted-filesystem permissions, which allows local users to write to arbitrary files by leveraging shell access, aka Bug ID CSCuz03014.
How severe is CVE-2016-1435?: CVE-2016-1435 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-1435 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-1435?: CVE-2016-1435 affects Cisco Ip Phone 8800 Series Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-1435?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2016-1435 published?: CVE-2016-1435 was published on 2016-06-23 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:cisco:ip_phone_8800_series_firmware:11.0\(1\):*:*:*:*:*:*:*

More vulnerabilities in Cisco Ip Phone 8800 Series Firmware

CVE-2016-1403 — High (CVSS 7.8): CISCO IP 8800 phones with software 11.0.1 and earlier allow local users to gain privileges for OS command execution via…
CVE-2016-1479 — High (CVSS 7.5): Cisco IP Phone 8800 devices with software 11.0(1) allow remote attackers to cause a denial of service (memory…
CVE-2016-1421 — High (CVSS 7.5): A vulnerability in the web application for Cisco IP Phones could allow an unauthenticated, remote attacker to execute…
CVE-2015-6360 — High (CVSS 7.5): The encryption-processing feature in Cisco libSRTP before 1.5.3 allows remote attackers to cause a denial of service…
CVE-2017-12305 — Medium (CVSS 6.7): A vulnerability in the debug interface of Cisco IP Phone 8800 series could allow an authenticated, local attacker to…
CVE-2018-0461 — Medium (CVSS 6.5): A vulnerability in the Cisco IP Phone 8800 Series Software could allow an unauthenticated, remote attacker to conduct…

All CVEs affecting Cisco Ip Phone 8800 Series Firmware →

Other CWE-264 (Permissions, Privileges, and Access Controls) vulnerabilities

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CVE-2015-8267 — Critical (CVSS 10.0): The PasswordReset.Controllers.ResetController.ChangePasswordIndex method in PasswordReset.dll in Dovestones AD Self…
CVE-2015-7919 — Critical (CVSS 10.0): SearchBlox 8.3 before 8.3.1 allows remote attackers to write to the config file, and consequently cause a denial of…
CVE-2015-7071 — Critical (CVSS 10.0): The File Bookmark component in Apple OS X before 10.11.2 allows attackers to bypass a sandbox protection mechanism for…

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