CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.1	$0-$5k	0.00

A vulnerability was found in Opera Web Browser up to 9.19 (Web Browser). It has been declared as problematic. Affected by this vulnerability is some unknown functionality. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. The summary by CVE is:

The child frames in Opera 9 before 9.20 inherit the default charset from the parent window when a charset is not specified in an HTTP Content-Type header or META tag, which allows remote attackers to conduct cross-site scripting (XSS) attacks, as demonstrated using the UTF-7 character set.

The weakness was presented 02/23/2007 by Stefan Esser (Website). The advisory is shared at hardened-php.net. This vulnerability is known as CVE-2007-1115. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 25036 (Opera < 9.20 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165078 (OpenSUSE Security Update for Opera (SUSE-SA:2007:028)).

Upgrading to version 9.20 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (32722) and Tenable (25036). See 2961, 2963, 3010 and 3184 for similar entries.

Productinfo

Type

• Web Browser

Vendor

• Opera

Name

• Web Browser

Version

• 9.0
• 9.1
• 9.2
• 9.3
• 9.4
• 9.5
• 9.6
• 9.7
• 9.8
• 9.9
• 9.10
• 9.11
• 9.12
• 9.13
• 9.14
• 9.15
• 9.16
• 9.17
• 9.18
• 9.19

License

• free

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 25036
Nessus Name: Opera < 9.20 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Web Browser 9.20

Timelineinfo

02/23/2007 🔍
02/23/2007 +0 days 🔍
02/23/2007 +0 days 🔍
02/26/2007 +2 days 🔍
02/26/2007 +0 days 🔍
02/26/2007 +0 days 🔍
03/17/2010 +1114 days 🔍
03/13/2015 +1822 days 🔍
07/13/2021 +2314 days 🔍

Sourcesinfo

Vendor: opera.com

Advisory: hardened-php.net
Researcher: Stefan Esser
Status: Not defined
Confirmation: 🔍

CVE: CVE-2007-1115 (🔍)
X-Force: 32722
Vulnerability Center: 25097 - Opera 9-9.10 XSS Vulnerability via a Crafted Webpage Containing the UTF-7 Character Set, Medium
SecurityFocus: 22701 - Multiple Web Browser UTF-7 Cross-Domain Character-Set-Inheritance Vulnerability
Secunia: 24312
OSVDB: 32118 - Opera Cross Domain Charset Inheritance Weakness

See also: 🔍

Entryinfo

Created: 03/13/2015 12:16
Updated: 07/13/2021 14:58
Changes: 03/13/2015 12:16 (60), 02/22/2017 10:39 (10), 07/13/2021 14:54 (4), 07/13/2021 14:58 (1)
Complete: 🔍

Discussion

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