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TI-2022-18875 Aliases CVE-2022-39881GHSA-3q99-27hh-rcx8

Improper input validation in Samsung Mobile Devices

Priority MEDIUM 41CWE-20Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · None · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

Improper input validation vulnerability for processing SIB12 PDU in Exynos modems prior to SMR Sep-2022 Release allows remote attacker to read out of bounds memory.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00992 62nd percentileScored 2026-11-07
Fix Fixed Samsung Mobile Devices (Samsung Mobile): SMR Nov-2022 Release 1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
SamsungSamsung Mobile DevicesSelect devices using Exynos CP chipsets to before SMR Nov-2022 Release 1SMR Nov-2022 Release 1Patch availableCNA
  • Samsung Mobile Devices VendorSamsung Affected Select devices using Exynos CP chipsets to before SMR Nov-2022 Release 1 Fixed in SMR Nov-2022 Release 1 Patch available CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:samsung:exynos_firmware:-:*:*:*:*:*:*:*not specified by NVDVulnerableSamsung
cpe:2.3:h:samsung:exynos:-:*:*:*:*:*:*:*not specified by NVDRunning onSamsung
  • cpe:2.3:o:samsung:exynos_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Samsung
  • cpe:2.3:h:samsung:exynos:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Samsung

Remediation

  • Fix · CNA Samsung Mobile Devices (Samsung Mobile) Fixed in SMR Nov-2022 Release 1

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Samsung Mobile Devices SMR Nov-2022 Release 1

    9 records Highest priority Priority MEDIUM 1 MEDIUM, 8 LOW

    Other records, highest priority first

    • TI-2022-18876 Out-of-bounds write in Samsung Mobile DevicesPriority LOW 36
    • TI-2022-18874 Improper input validation in Samsung Mobile DevicesPriority LOW 35
    • TI-2022-18877 Improper authorization in Samsung Mobile DevicesPriority LOW 33
    Show all 9 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2022-39881
  2. 2026-10-03 Alias added: GHSA-3q99-27hh-rcx8

References

Advisory 1

  • TI-2023-07856 Improper authentication in Samsung Mobile Devices CVSS 3.1CRITICAL 9.1
  • TI-2022-18896 Improper authorization in Samsung Mobile Devices CVSS 3.1HIGH 7.5
  • TI-2022-18895 Improper authentication in Samsung Mobile Devices CVSS 3.1MEDIUM 6.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences