Opera < 8.54 Multiple Vulnerabilities

Medium Nessus Plugin ID 21221


The remote host contains a web browser that is prone to a buffer overflow attack.


The remote host is using Opera, an alternative web browser.

The version of Opera installed on the remote host contains a buffer overflow that can be triggered by a long value within a stylesheet attribute. Successful exploitation can lead to a browser crash and possibly allow for the execution of arbitrary code subject to the privileges of the user running Opera.


Upgrade to Opera 8.54 or later.

See Also



Plugin Details

Severity: Medium

ID: 21221

File Name: opera_854.nasl

Version: $Revision: 1.14 $

Type: local

Agent: windows

Family: Windows

Published: 2006/04/14

Modified: 2016/05/12

Dependencies: 21746

Risk Information

Risk Factor: Medium


Base Score: 5.1

Temporal Score: 4.4

Vector: CVSS2#AV:N/AC:H/Au:N/C:P/I:P/A:P

Temporal Vector: CVSS2#E:ND/RL:OF/RC:C

Vulnerability Information

CPE: cpe:/a:opera:opera_browser

Required KB Items: SMB/Opera/Version_UI

Exploit Available: true

Exploit Ease: Exploits are available

Vulnerability Publication Date: 2006/04/13

Reference Information

CVE: CVE-2006-1834

BID: 17513

OSVDB: 31744