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TI-2023-07137 Aliases CVE-2023-20702GHSA-58wq-3769-jr35

In 5G NRLC, there is a possible invalid memory access due to lack of error handling.

Priority MEDIUM 41Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

In 5G NRLC, there is a possible invalid memory access due to lack of error handling. This could lead to remote denial of service, if UE received invalid 1-byte rlc sdu, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY00921261; Issue ID: MOLY01128895.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01299 70th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
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
MediaTekMT6835, MT6873, MT6875, MT6879, MT6883, MT6885, MT6886, MT6889, MT6895, MT6980, MT6983, MT6985, MT6990, MT8673, MT8675, MT8791, MT8791T, MT8797, MT8798Modem NR15, NR16, NR17—No fix listedCNA
  • MT6835, MT6873, MT6875, MT6879, MT6883, MT6885, MT6886, MT6889, MT6895, MT6980, MT6983, MT6985, MT6990, MT8673, MT8675, MT8791, MT8791T, MT8797, MT8798 VendorMediaTek Affected Modem NR15, NR16, NR17 Fixed in — No fix listed CNA

CPE configurations NVD · 22

CPEVersionsRoleVendor
cpe:2.3:o:mediatek:nr15:-:*:*:*:*:*:*:*not specified by NVDVulnerableMediaTek
cpe:2.3:o:mediatek:nr16:-:*:*:*:*:*:*:*not specified by NVDVulnerableMediaTek
cpe:2.3:o:mediatek:nr17:-:*:*:*:*:*:*:*not specified by NVDVulnerableMediaTek
cpe:2.3:h:mediatek:mt6835:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt6873:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt6875:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt6879:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt6883:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt6885:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt6886:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
  • cpe:2.3:o:mediatek:nr15:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
  • cpe:2.3:o:mediatek:nr16:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
  • cpe:2.3:o:mediatek:nr17:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
  • cpe:2.3:h:mediatek:mt6835:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt6873:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt6875:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt6879:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt6883:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt6885:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt6886:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
Show 12 more CPE
CPEVersionsRoleVendor
cpe:2.3:h:mediatek:mt6889:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt6895:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt6980:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt6983:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt6985:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt6990:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt8673:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt8675:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt8791:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt8791t:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt8797:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt8798:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
  • cpe:2.3:h:mediatek:mt6889:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt6895:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt6980:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt6983:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt6985:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt6990:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt8673:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt8675:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt8791:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt8791t:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt8797:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt8798:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-20702
  2. 2026-10-03 Alias added: GHSA-58wq-3769-jr35

References

Advisory 1

  • TI-2024-13114 Memory corruption in MediaTek MT2735, MT2737, MT6833, MT6835, MT6835T, MT6853, MT6855… CVSS 3.1CRITICAL 9.8
  • TI-2023-16125 Out-of-bounds write in MediaTek MT2735, MT6779, MT6781, MT6783, MT6785, MT6785T, MT6789… CVSS 3.1CRITICAL 9.8
  • TI-2022-06117 Out-of-bounds write in MediaTek MT2731, MT2735, MT6297, MT6725, MT6735, MT6737, MT6739… CVSS 3.1CRITICAL 9.8
  • TI-2022-04665 Out-of-bounds write in MediaTek MT2731, MT2735, MT6297, MT6725, MT6735, MT6737, MT6739… CVSS 3.1CRITICAL 9.8
  • TI-2025-14796 Out-of-bounds write in MediaTek MT2735, MT2737, MT6739, MT6761, MT6762, MT6762D, MT6762M… CVSS 3.1HIGH 8.1
  • TI-2023-07238 Out-of-bounds write in MediaTek MT2731, MT6570, MT6580, MT6595, MT6732, MT6735, MT6737… CVSS 3.1CRITICAL 9.8
See all 64 →

Sources

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