Opera < 7.21 HREF Escaped Character Overflow

high Nessus Plugin ID 11900

Synopsis

The remote host has an application that is affected by a buffer overflow vulnerability.

Description

The installed version of Opera on the remote host is vulnerable to a buffer overflow in the code that parses HREF tags in the server.

To exploit them, an attacker would need to set up a rogue website, then lure a user of this host to visit the site using Opera.
The attacker would then be able to execute arbitrary code on this host.

Solution

Install Opera 7.21 or newer.

See Also

http://web.archive.org/web/20170912024720/http://www.opera.com:80/docs/changelogs/windows/721/

Plugin Details

Severity: High

ID: 11900

File Name: opera_href_overflow.nasl

Version: 1.20

Type: local

Agent: windows

Family: Windows

Published: 10/20/2003

Updated: 11/15/2018

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.3

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 7.3

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

Vulnerability Information

CPE: cpe:/a:opera:opera_browser

Required KB Items: SMB/Opera/Version

Exploit Available: true

Exploit Ease: Exploits are available

Vulnerability Publication Date: 10/20/2003

Reference Information

CVE: CVE-2003-0870

BID: 8853