Out-of-bounds Write Affecting connman package, versions <1.35-6ubuntu0.1~esm1


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.96% (57th percentile)

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  • Snyk IDSNYK-UBUNTU1804-CONNMAN-5422188
  • published1 Jun 2025
  • disclosed12 Apr 2023

Introduced: 12 Apr 2023

CVE-2023-28488  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Ubuntu:18.04 connman to version 1.35-6ubuntu0.1~esm1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream connman package and not the connman package as distributed by Ubuntu. See How to fix? for Ubuntu:18.04 relevant fixed versions and status.

client.c in gdhcp in ConnMan through 1.41 could be used by network-adjacent attackers (operating a crafted DHCP server) to cause a stack-based buffer overflow and denial of service, terminating the connman process.

CVSS Base Scores

version 3.1