Opera Web Browser 12.10 Page memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Opera Web Browser 12.10. Affected is an unknown function of the component Page Handler. The manipulation leads to memory corruption. This vulnerability is referenced as CVE-2012-6468. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Opera Web Browser 12.10 (Web Browser). This issue affects some unknown functionality of the component Page Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, and integrity. The summary by CVE is:

Heap-based buffer overflow in Opera before 12.11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a long HTTP response.

The weakness was published 11/20/2012 as 1037 as confirmed advisory (Website). It is possible to read the advisory at opera.com. The public release has been coordinated with Opera. The identification of this vulnerability is CVE-2012-6468 since 01/02/2013. 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 vulnerability scanner Nessus provides a plugin with the ID 62984 (Opera < 12.11 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 12.11 eliminates this vulnerability. The upgrade is hosted for download at opera.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (80154), Tenable (62984), SecurityFocus (BID 56594†), OSVDB (87577†) and Secunia (SA51331†). Similar entries are available at VDB-6996 and VDB-63295. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 4.7

VulDB Base Score: 5.4
VulDB Temp Score: 4.7
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: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 62984
Nessus Name: Opera < 12.11 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 803142
OpenVAS Name: Opera Multiple Vulnerabilities-02 Jan13 (Linux)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Web Browser 12.11

Timelineinfo

11/20/2012 🔍
11/20/2012 +0 days 🔍
11/20/2012 +0 days 🔍
11/21/2012 +1 days 🔍
11/21/2012 +0 days 🔍
11/26/2012 +5 days 🔍
01/02/2013 +37 days 🔍
01/02/2013 +0 days 🔍
04/19/2021 +3029 days 🔍

Sourcesinfo

Vendor: opera.com

Advisory: 1037
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2012-6468 (🔍)
GCVE (CVE): GCVE-0-2012-6468
GCVE (VulDB): GCVE-100-6995

OVAL: 🔍

X-Force: 80154 - Opera Web browser error pages information disclosure, Low Risk
SecurityFocus: 56594 - Opera Web Browser Buffer Overflow and Information Disclosure Vulnerabilities
Secunia: 51331 - Opera Buffer Overflow and Local File Detection, Highly Critical
OSVDB: 87577

See also: 🔍

Entryinfo

Created: 11/26/2012 10:34
Updated: 04/19/2021 13:53
Changes: 11/26/2012 10:34 (71), 04/22/2019 10:52 (3), 04/19/2021 13:50 (8), 04/19/2021 13:53 (1)
Complete: 🔍
Committer:
Cache ID: 216:5B6:103

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