Opera Web Browser up to 9.61 input validation

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 Opera Web Browser up to 9.61 (Web Browser). It has been rated as critical. Affected by this issue is some unknown functionality. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability.

The weakness was shared 10/30/2008 by Stefano Di Paola with Opera (Website). The advisory is available at xforce.iss.net. This vulnerability is handled as CVE-2008-4794. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details are unknown but a public exploit is available.

It is declared as proof-of-concept. The exploit is available at securityfocus.com. As 0-day the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 34680 (Opera < 9.62 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows.

Upgrading to version 9.62 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (46219), Vulnerability Center (SBV-19920) and Tenable (34680). The entry 44775 is related to this item.






  • free

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 7.9

VulDB Base Score: 8.8
VulDB Temp Score: 7.9
VulDB Vector: 🔍
VulDB Reliability: 🔍



VulDB Base Score: 🔍
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NVD Base Score: 🔍


Class: Input validation
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 34680
Nessus Name: Opera < 9.62 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 61880
OpenVAS Name: FreeBSD Ports: opera, linux-opera
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Web Browser 9.62
Fortigate IPS: 🔍


10/30/2008 🔍
10/30/2008 +0 days 🔍
10/30/2008 +0 days 🔍
10/30/2008 +0 days 🔍
10/30/2008 +0 days 🔍
10/31/2008 +1 days 🔍
11/02/2008 +2 days 🔍
03/17/2015 +2326 days 🔍
08/02/2021 +2330 days 🔍


Vendor: opera.com

Advisory: xforce.iss.net
Researcher: Stefano Di Paola
Organization: Opera
Status: Not defined
Confirmation: 🔍

CVE: CVE-2008-4794 (🔍)
X-Force: 46219
Vulnerability Center: 19920 - Opera 9- 9.61 Remote User-Assisted Code Execution via the History Search Results Page, Medium
SecurityFocus: 31991 - Opera Web Browser History Search and Links Panel Cross Site Scripting Vulnerabilities

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍


Created: 03/17/2015 04:11 PM
Updated: 08/02/2021 04:46 PM
Changes: 03/17/2015 04:11 PM (60), 04/22/2019 10:47 AM (14), 08/02/2021 04:39 PM (3), 08/02/2021 04:46 PM (1)
Complete: 🔍


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