CVE-2020-26145

MEDIUM

Samsung Galaxy S3 i9305 Firmware - Arbitrary Network Packet Injection via Fragment Acceptance

Title source: llm
STIX 2.1

Description

An issue was discovered on Samsung Galaxy S3 i9305 4.4.4 devices. The WEP, WPA, WPA2, and WPA3 implementations accept second (or subsequent) broadcast fragments even when sent in plaintext and process them as full unfragmented frames. An adversary can abuse this to inject arbitrary network packets independent of the network configuration.

References (5)

Core 5
Core References
Third Party Advisory x_refsource_misc
https://www.fragattacks.com
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2021/05/11/12
Patch, Third Party Advisory x_refsource_confirm
https://cert-portal.siemens.com/productcert/pdf/ssa-913875.pdf

Scores

CVSS v3 6.5
EPSS 0.0352
EPSS Percentile 87.7%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Details

CWE
CWE-20
Status published
Products (13)
samsung/galaxy_i9305_firmware 4.4.4
siemens/6gk5763-1al00-3aa0_firmware < 1.2
siemens/6gk5763-1al00-3da0_firmware < 1.2
siemens/6gk5763-1al00-7da0_firmware < 1.2
siemens/6gk5766-1ge00-3da0_firmware < 1.2
siemens/6gk5766-1ge00-3db0_firmware < 1.2
siemens/6gk5766-1ge00-7da0_firmware < 1.2
siemens/6gk5766-1ge00-7db0_firmware < 1.2
siemens/6gk5766-1ge00-7ta0_firmware < 1.2
siemens/6gk5766-1ge00-7tb0_firmware < 1.2
... and 3 more
Published May 11, 2021
Tracked Since Feb 18, 2026