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ubuntucveUbuntu.comUB:CVE-2024-7542
HistoryAug 06, 2024 - 12:00 a.m.

CVE-2024-7542

2024-08-0600:00:00
ubuntu.com
ubuntu.com
4
ofono
at cmgr
uninitialized variable
information disclosure
vulnerability
local attackers
sensitive information
arbitrary code
root access

CVSS3

3.3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

AI Score

7.1

Confidence

High

EPSS

0.001

Percentile

17.0%

oFono AT CMGR Command Uninitialized Variable Information Disclosure
Vulnerability. This vulnerability allows local attackers to disclose
sensitive information on affected installations of oFono. An attacker must
first obtain the ability to execute code on the target modem in order to
exploit this vulnerability.
The specific flaw exists within the parsing of responses from AT+CMGR
commands. The issue results from the lack of proper initialization of
memory prior to accessing it. An attacker can leverage this in conjunction
with other vulnerabilities to execute arbitrary code in the context of
root. Was ZDI-CAN-23309.

Notes

Author Note
Priority reason: Remote code execution as root.

CVSS3

3.3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

AI Score

7.1

Confidence

High

EPSS

0.001

Percentile

17.0%