Cyber Resilience

CVE-2020-26144

Medium

Published: 11 May 2021

Published
11 May 2021
Modified
14 April 2026
KEV Added
Patch
CVSS Score v3.1 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS Score 0.0047 65.2th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2020-26144 is a medium-severity Improper Input Validation (CWE-20) vulnerability in Samsung Galaxy I9305 Firmware. Its CVSS base score is 6.5 (Medium).

Operationally, ranked in the top 34.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An issue was discovered on Samsung Galaxy S3 i9305 4.4.4 devices. The WEP, WPA, WPA2, and WPA3 implementations accept plaintext A-MSDU frames as long as the first 8 bytes correspond to a valid RFC1042 (i.e., LLC/SNAP) header for EAPOL. An…

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adversary can abuse this to inject arbitrary network packets independent of the network configuration.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

samsung
galaxy i9305 firmware
4.4.4
arista
c-250 firmware
≤ 10.0.1-31
arista
c-260 firmware
≤ 10.0.1-31
arista
c-230 firmware
≤ 10.0.1-31
arista
c-235 firmware
≤ 10.0.1-31
arista
c-200 firmware
≤ 11.0.0-36
arista
c-120 firmware
≤ 11.0.0-36
arista
c-130 firmware
≤ 11.0.0-36
arista
c-100 firmware
≤ 11.0.0-36
arista
c-110 firmware
≤ 11.0.0-36
+8 more product configuration(s) — see NVD for full list

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-20

Security testing and developer training directly verify and enforce proper input validation, reducing exploitability of injection and malformed-data weaknesses.

addresses: CWE-20

Security testing and evaluation at multiple SDLC stages directly detects missing or flawed input validation, with the required remediation process ensuring fixes are applied.

addresses: CWE-20

Directly implements checks on information inputs to reject invalid data before processing.

addresses: CWE-20

Spam protection mechanisms perform filtering and detection on inbound/outbound messages, directly compensating for missing or weak input validation of unsolicited content.

References