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Fencer Vulns
medium 6.4

CVE-2021-25516 json

An improper check or handling of exceptional conditions in Exynos baseband prior to SMR Dec-2021 Release 1 allows attackers to track locati…

published 2021-12-08 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-12412

cvss
6.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 24%
public exploits
0
none known

Summary

An improper check or handling of exceptional conditions in Exynos baseband prior to SMR Dec-2021 Release 1 allows attackers to track locations.

Patch / fix

  • Samsung Mobile Samsung Mobile Devices SMR Dec-2021 Release 1

Exploit prediction

0.31% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.4 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:L
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

  • Samsung Mobile Samsung Mobile Devices

Classification

Weakness
  • CWE-703 Improper Check or Handling of Exceptional Conditions
  • CWE-755 Improper Handling of Exceptional Conditions

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.