Opera Web Browser 9.x Charset Inheritance cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Opera Web Browser 9.x. This issue affects some unknown processing of the component Charset Inheritance Handler. The manipulation leads to cross site scripting. This vulnerability is listed as CVE-2007-0995. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Opera Web Browser 9.x (Web Browser). This issue affects some unknown functionality of the component Charset Inheritance Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Mozilla Firefox before 1.5.0.10 and 2.x before 2.0.0.2, and SeaMonkey before 1.0.8 ignores trailing invalid HTML characters in attribute names, which allows remote attackers to bypass content filters that use regular expressions.

The weakness was presented 02/26/2007 by Stefan Esser (moz_bug_r_a4) with Martijn Wargers (Website). It is possible to read the advisory at hardened-php.net. The identification of this vulnerability is CVE-2007-0995 since 02/16/2007. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 24703 (CentOS 3 / 4 : seamonkey (CESA-2007:0077)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 156209 (Oracle Enterprise Linux Update for Thunderbird (ELSA-2007:0078)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 8954.

The vulnerability is also documented in the databases at X-Force (32720), Tenable (24703), SecurityFocus (BID 22694†), OSVDB (32112†) and Secunia (SA24314†). See VDB-2704, VDB-2943, VDB-2961 and VDB-11812 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 24703
Nessus Name: CentOS 3 / 4 : seamonkey (CESA-2007:0077)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 58468
OpenVAS Name: Debian Security Advisory DSA 1336-1 (mozilla-firefox)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
TippingPoint: 🔍

Timelineinfo

02/16/2007 🔍
02/23/2007 +7 days 🔍
02/23/2007 +0 days 🔍
02/24/2007 +1 days 🔍
02/26/2007 +1 days 🔍
02/26/2007 +0 days 🔍
02/26/2007 +0 days 🔍
02/26/2007 +0 days 🔍
03/01/2007 +3 days 🔍
03/04/2007 +3 days 🔍
03/15/2021 +5125 days 🔍

Sourcesinfo

Vendor: opera.com

Advisory: hardened-php.net
Researcher: Stefan Esser (moz_bug_r_a4)
Organization: Martijn Wargers
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-0995 (🔍)
GCVE (CVE): GCVE-0-2007-0995
GCVE (VulDB): GCVE-100-2963

OVAL: 🔍

X-Force: 32720
SecurityFocus: 22694 - Mozilla Thunderbird/SeaMonkey/Firefox Multiple Remote Vulnerabilities
Secunia: 24314 - Internet Explorer Charset Inheritance Cross-Site Scripting Vulnerability, Less Critical
OSVDB: 32112 - Mozilla Multiple Products Cross Domain Charset Inheritance Weakness
SecurityTracker: 1017702 - Mozilla Firefox Flaws Permit Cross-Site Scripting Attacks and Local File Access
Vulnerability Center: 14507 - Mozilla Firefox and SeaMonkey Allows Remote Attackers to Bypass Content Filters, Low
Vupen: ADV-2007-0718

See also: 🔍

Entryinfo

Created: 03/01/2007 10:02
Updated: 03/15/2021 10:20
Changes: 03/01/2007 10:02 (84), 04/22/2019 10:51 (11), 03/15/2021 10:20 (2)
Complete: 🔍
Cache ID: 216:299:103

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