Sun Solaris 2.2 Audio Device /dev/audio privileges management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability was found in Sun Solaris 2.2 (Operating System) and classified as problematic. This issue affects an unknown part of the file /dev/audio of the component Audio Device Handler. The manipulation with an unknown input leads to a privilege escalation vulnerability. Using CWE to declare the problem leads to CWE-269. Impacted is confidentiality. The summary by CVE is:

the permissions for the /dev/audio device on solaris 2.2 and earlier and sunos 4.1.x allow any local user to read from the device which could be used by an attacker to monitor conversations happening near a machine that has a microphone.

The weakness was disclosed 10/01/1993 by Mark Graff as confirmed advisory (Website). It is possible to read the advisory at The identification of this vulnerability is CVE-1999-1137. The exploitation is known to be easy. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/17/2018). It is expected to see the exploit prices for this product decreasing in the near future.Due to its background and reception, this vulnerability has a historic impact. This is one of the earliest microphone eavesdropping vulnerabilities.

After immediately, there has been an exploit disclosed.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (549). is providing further details. The entry 13785 is pretty similar.


  • Sun SunOS 4.1/5.0





CPE 2.3infoedit

CPE 2.2infoedit


VulDB Meta Base Score: 4.0
VulDB Meta Temp Score: 3.8

VulDB Base Score: 4.0
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍



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Class: Privilege escalation
CWE: CWE-269
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍


Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
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Economy: 🔍
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Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
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10/01/1993 🔍
10/01/1993 +0 days 🔍
10/01/1993 +0 days 🔍
04/09/2004 +3842 days 🔍
06/17/2014 +3721 days 🔍
05/17/2018 +1430 days 🔍



Researcher: Mark Graff
Status: Confirmed

CVE: CVE-1999-1137 (🔍)
X-Force: 549 - /dev/audio allows users to listen in on conversations
OSVDB: 6436 - Solaris /dev/audio World Read Permission

Misc.: 🔍
See also: 🔍


Created: 06/17/2014 12:52 PM
Updated: 05/17/2018 01:13 PM
Changes: (9) vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai advisory_person_name exploit_date source_osvdb_create
Complete: 🔍


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