CVE-2026-20434CWE-787

In Modem, there is a possible out of bounds write due to a missing bounds check

High · published March 2, 2026

CVSS v3.1
7.5
EPSS
0%
Percentile
11.6
In the wild
Unconfirmed
What it is

In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote escalation of privilege, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is needed for exploitation. Patch ID: MOLY00782946; Issue ID: MSV-4135.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00217 · 11.6th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2026-03-02T08:39Z
EPSS history
Timeline
  • 02 MAR 08:39Z
    In Modem, there is a possible out of bounds write due to a missing bounds check
    cvelistv5