Opera Web Browser up to 11.49 memory allocation

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

A vulnerability was found in Opera Web Browser up to 11.49 (Web Browser). It has been classified as problematic. This affects an unknown functionality. The manipulation with an unknown input leads to a memory allocation vulnerability. CWE is classifying the issue as CWE-789. The product allocates memory based on an untrusted, large size value, but it does not ensure that the size is within expected limits, allowing arbitrary amounts of memory to be allocated. This is going to have an impact on availability. The summary by CVE is:

Unspecified vulnerability in Opera before 11.50 allows remote attackers to cause a denial of service (memory consumption) via unknown content on a web page, as demonstrated by test262.ecmascript.org.

The weakness was shared 07/01/2011 (Website). The advisory is shared at opera.com. This vulnerability is uniquely identified as CVE-2011-2616 since 07/01/2011. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 59631 (GLSA-201206-03 : Opera: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks.

Upgrading to version 7.20 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (68445), Tenable (59631), SecurityFocus (BID 48556†) and Vulnerability Center (SBV-32161†).

Productinfo

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory allocation
CWE: CWE-789 / CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 59631
Nessus Name: GLSA-201206-03 : Opera: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 802739
OpenVAS Name: Opera Browser Multiple Vulnerabilities July-11 (Linux)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Web Browser 7.20

Timelineinfo

06/28/2011 🔍
07/01/2011 +3 days 🔍
07/01/2011 +0 days 🔍
07/01/2011 +0 days 🔍
07/04/2011 +3 days 🔍
07/10/2011 +6 days 🔍
03/23/2015 +1352 days 🔍
11/13/2021 +2427 days 🔍

Sourcesinfo

Vendor: opera.com

Advisory: opera.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-2616 (🔍)
X-Force: 68445
SecurityFocus: 48556 - Opera Web Browser Multiple Remote Denial of Service Vulnerabilities
Vulnerability Center: 32161 - Opera before 11.50 Remote DoS Vulnerability via Unknown Content on a Web Page (CVE-2011-2616), Medium

Entryinfo

Created: 03/23/2015 04:50 PM
Updated: 11/13/2021 09:53 PM
Changes: 03/23/2015 04:50 PM (58), 03/25/2017 09:30 PM (11), 11/13/2021 09:53 PM (3)
Complete: 🔍
Cache ID: 35:5E7:40

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