// For flags

CVE-2023-27354

Sonos One Speaker libsmb2 Integer Overflow Information Disclosure Vulnerability

Severity Score

6.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of Sonos One Speaker 70.3-35220. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of the SMB directory query command. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before reading from memory. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-19727.

This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of Sonos One Speaker. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the processing of the SMB directory query command. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before reading from memory. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root.

*Credits: Toan (suto) Pham and Tri Dang from Qrious Secure
CVSS Scores
Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
Low
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2023-02-28 CVE Reserved
  • 2023-04-14 CVE Published
  • 2024-08-02 CVE Updated
  • 2024-09-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-190: Integer Overflow or Wraparound
CAPEC
References (1)
URL Tag Source
https://www.zerodayinitiative.com/advisories/ZDI-23-446 Third Party Advisory
URL Date SRC
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Sonos
Search vendor "Sonos"
 One Firmware
Search vendor "Sonos" for product "One Firmware"
 70.3-35220
Search vendor "Sonos" for product "One Firmware" and version "70.3-35220"
-
Affected
in Sonos
Search vendor "Sonos"
 One
Search vendor "Sonos" for product "One"
--
Safe
Sonos
Search vendor "Sonos"
 S1
Search vendor "Sonos" for product "S1"
 < 11.7.1
Search vendor "Sonos" for product "S1" and version " < 11.7.1"
-
Affected
Sonos
Search vendor "Sonos"
 S2
Search vendor "Sonos" for product "S2"
 < 15.1
Search vendor "Sonos" for product "S2" and version " < 15.1"
-
Affected