Improper input validation in Samsung Galaxy I9305

CVE-2020-26145

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.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.035 (88.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-26145?
CVE-2020-26145 is a medium-severity vulnerability in Samsung Galaxy I9305, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2021-05-11.
How severe is CVE-2020-26145?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2020-26145 known to be exploited?
6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.