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CVE-2026-51605

HIGH Exploitation: PoC
7.5
CVSS 3.1
Description
A stack-based buffer overflow vulnerability in the RTSP service of Tenda CP3 V3.0 (firmware V31.1.9.991) allows an unauthenticated remote attacker to cause a denial of service via a crafted TEARDOWN request.

Metadata

CVE ID
CVE-2026-51605
State
PUBLISHED
Assigner
mitre
Reserved
2026-06-08 00:00 UTC
Published
2026-07-09 00:00 UTC
Last updated
2026-07-09 17:39 UTC
Primary CWE
CWE-121
CWE-121 Stack-based Buffer Overflow
Vendor / Product
n/a / n/a
Sources
cve.org  ·  NVD

Severity & Metrics

7.5 HIGH CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC — CISA Coordinator
Exploitation
PoC
Automatable
yes
Tech. Impact
partial
Affected products (1)
VendorProductPlatformVersions
n/a n/a — n/a
Weakness (CWE)
CWESourceDescription
— cna n/a
CWE-121 adp CWE-121 Stack-based Buffer Overflow
CVSS scores (1)
ScoreSeverityVersionSourceVector
7.5 HIGH 3.1 adp CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References (1)
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