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Fencer Vulns
medium 6.7

CVE-2023-20827 json

In ims service, there is a possible memory corruption due to a race condition.

published 2023-09-04 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-25006

cvss
6.7
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.1%
EPSS 0.1% chance of exploitation in 30 days, percentile 0%
public exploits
0
none known

Summary

In ims service, there is a possible memory corruption due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07937105; Issue ID: ALPS07937105.

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.07% chance of exploitation in the next 30 days, higher than 0% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

  • MediaTek, Inc. MT6761, MT6762, MT6763, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6789, MT6833, MT6835, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6886, MT6889, MT6891, MT6893, MT6895, MT6983, MT6985, MT8673, MT8791T, MT8797
  • mediatek mt6761
  • mediatek mt6762
  • mediatek mt6763
  • mediatek mt6768
  • mediatek mt6769
  • mediatek mt6771
  • mediatek mt6779
  • mediatek mt6781
  • mediatek mt6785
  • mediatek mt6789
  • mediatek mt6833
  • mediatek mt6835
  • mediatek mt6853
  • mediatek mt6853t
  • mediatek mt6855
  • mediatek mt6873
  • mediatek mt6875
  • mediatek mt6877
  • mediatek mt6879
  • mediatek mt6883
  • mediatek mt6885
  • mediatek mt6886
  • mediatek mt6889
  • mediatek mt6891
  • mediatek mt6893
  • mediatek mt6895
  • mediatek mt6983
  • mediatek mt6985
  • mediatek mt8673
  • mediatek mt8791t
  • mediatek mt8797
  • google android

Classification

Weakness
  • CWE-1298 Hardware Logic Contains Race Conditions
  • CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization

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.