CVE-2025-20336

CWE-200 — Information ExposureCWE-284 — Improper Access Control4 documents4 sources
Severity
7.5HIGH
EPSS
0.0%
top 93.90%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
18
Cisco Desk Phone 9841 FirmwareCisco Desk Phone 9851 FirmwareCisco Desk Phone 9861 Firmware+15 more
Timeline
PublishedSep 3
Latest updateJan 5

Description

A vulnerability in the directory permissions of Cisco Desk Phone 9800 Series, Cisco IP Phone 7800 and 8800 Series, and Cisco Video Phone 8875 could allow an unauthenticated, remote attacker to access sensitive information on an affected device. This vulnerability exists because the product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. An attacker could exploit this vulnerability by sending a crafted packet to the IP address of a …

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:NExploitability: 3.9 | Impact: 1.4

Affected Packages18 packages

▶NVDcisco/video_phone_8875_firmware3.0\(1\) — 3.3\(1\)+2
▶NVDcisco/desk_phone_9841_firmware3.0\(1\) — 3.3\(1\)
▶NVDcisco/desk_phone_9851_firmware3.0\(1\) — 3.3\(1\)
▶NVDcisco/desk_phone_9861_firmware3.0\(1\) — 3.3\(1\)
▶NVDcisco/desk_phone_9871_firmware3.0\(1\) — 3.3\(1\)

🔴Vulnerability Details

2
GHSA
GHSA-mrpf-c78h-6xpw: A vulnerability in the directory permissions of Cisco Desk Phone 9800 Series, Cisco IP Phone 7800 and 8800 Series, and Cisco Video Phone 8875 could al↗2026-01-05
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CVEList
Cisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Firmware Information Disclosure Vulnerability↗2025-09-03
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📋Vendor Advisories

1
Cisco
Cisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Software Vulnerabilities↗2025-09-03
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