Log in Start free

Vulnerability · Published Apr 10, 2024 · Assigned by fedora

CVE-2023-2794Ofono: sms decoder stack-based buffer overflow remote code execution vulnerability within the decode_deliver() function

High 8.1

In plain English

A high-severity memory corruption in ofono. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 70% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.1High
Exploit odds (30 days)1.2%top 30.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A flaw was found in ofono, an Open Source Telephony on Linux. A stack overflow bug is triggered within the decode_deliver() function during the SMS decoding. It is assumed that the attack scenario is accessible from a compromised modem, a malicious base station, or just SMS. There is a bound check for this memcpy length in decode_submit(), but it was forgotten in decode_deliver().

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12ofonono fix listedDEBIAN-CVE-2023-2794
Debian:13ofono1.31-4DEBIAN-CVE-2023-2794
Debian:14ofono1.31-4DEBIAN-CVE-2023-2794
Ubuntu:22.04:LTSofono1.31-3ubuntu1.1USN-7141-1
Ubuntu:22.04:LTSofono1.31-3ubuntu1.1UBUNTU-CVE-2023-2794
Ubuntu:24.04:LTSofono1.31-3ubuntu3.24.04.1UBUNTU-CVE-2023-2794
Ubuntu:24.04:LTSofono1.31-3ubuntu3.24.04.1USN-7141-1
Ubuntu:25.10ofonono fix listedUBUNTU-CVE-2023-2794
Ubuntu:26.04:LTSofonono fix listedUBUNTU-CVE-2023-2794
Ubuntu:26.10ofonono fix listedUBUNTU-CVE-2023-2794

Affected products (as reported)

VendorProductVersions
ofono see references

Weakness: CWE-119 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

References