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certCERTVU:484380
HistoryOct 24, 2006 - 12:00 a.m.

Opera Web Browser fails to properly process overly long URLs

2006-10-2400:00:00
www.kb.cert.org
13

0.299 Low

EPSS

Percentile

96.9%

Overview

The Opera Web Browser fails to properly process overly long URLs. This vulnerability may allow arbitrary code execution.

Description

Opera is a multi-platform web browser that is available for a range of operating systems and embedded Internet products. Opera contains a heap buffer overflow vulnerability in the way that it parses tags containing long URLs. This vulnerability could be exploited by a remote attacker with the ability to construct a web page containing a specially crafted malicious tag and the ability to coerce an Opera user into visiting the page.


Impact

A remote, unauthenticated attacker may be able to execute arbitrary code with the privileges of the user running the vulnerable version of Opera or cause the browser to crash, resulting in a denial of service condition.


Solution

Update

Opera has released an update to address this issue. See Opera Advisory 848 for more details.


Do not follow untrusted links

Do not open unfamiliar or unexpected links, particularly those delivered in email messages. Please see Cyber Security Tip ST04-014.


Vendor Information

484380

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Opera __ Affected

Updated: October 24, 2006

Status

Affected

Vendor Statement

We have not received a statement from the vendor.

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

Refer to Opera Advisory 848 .

If you have feedback, comments, or additional information about this vulnerability, please send us [email](<mailto:[email protected]?Subject=VU%23484380 Feedback>).

CVSS Metrics

Group Score Vector
Base
Temporal
Environmental

References

Acknowledgements

This vulnerability was reported in Opera Advisory 848 . Opera credits iDefense Labs for reporting this issue.

This document was written by Chris Taschner.

Other Information

CVE IDs: CVE-2006-4819
Severity Metric: 10.14 Date Public:

0.299 Low

EPSS

Percentile

96.9%