High severity · published Apr 17, 2024
CVE-2023-4235
Ofono: sms decoder stack-based buffer overflow remote code execution vulnerability within the decode_deliver_report() function
8.1
CVSS
0.9%
EPSS
No
On KEV
Description
A flaw was found in ofono, an Open Source Telephony on Linux. A stack overflow bug is triggered within the decode_deliver_report() 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_report().
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 61% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FE
Fedora · Fedoraproject
40 · source: vendor, NVD
OF
Ofono · Ofono Project
before 2.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-4235
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-4235
Exploit
https://bugzilla.redhat.com/show_bug.cgi?id=2255402
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RLAWJAAS3HDI2KMCZXF4DMR3Y4BQNMKO/
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