PT-2023-7997 · Ofono+4 · Ofono+4

Sandipan Roy · Published 2023-05-10 · Updated 2025-08-07 · CVE-2023-4234

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions oFono (affected versions not specified)

Description A flaw in oFono, an Open Source Telephony on Linux, is related to a stack overflow bug triggered within the decode submit report() function during SMS decoding in PDU format. This issue may allow a remote attacker to execute arbitrary code. The attack scenario is assumed to be accessible from a compromised modem, a malicious base station, or just SMS. There is a bound check for the memcpy length in decode submit(), but it was forgotten in decode submit report().

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-119

Related Identifiers

BDU:2023-09111

CVE-2023-4234

MGASA-2025-0063

USN-7141-1

ZDI-23-1858

Affected Products

Astra Linux

Debian

Linuxmint

Ubuntu

Ofono

References · 31

• 🔥 https://bugzilla.redhat.com/show_bug.cgi?id=2255399 · Exploit
• https://zerodayinitiative.com/advisories/ZDI-23-1858 · Security Note
• https://osv.dev/vulnerability/CVE-2023-4234 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se47-bulletin-2024-1031SE47 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-4233 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/message/NBTPKR3LYTTLROPXF77FL4SPLXVHNC4T · Vendor Advisory
• https://safe-surf.ru/specialists/bulletins-nkcki/703521 · Security Note
• https://osv.dev/vulnerability/USN-7141-1 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-09111 · Security Note
• https://ubuntu.com/security/notices/USN-7151-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-4234 · Security Note
• https://lists.fedoraproject.org/archives/list/[e-mail]/message/VG6FHQITWUNHBDGPXUQ77SZK5O5BYIBZ · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-2794 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2025-0063.html · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-4234 · Vendor Advisory