Mozilla Firefox 7.0 Browser Engine memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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10.0$5k-$25k0.00

A vulnerability classified as very critical was found in Mozilla Firefox 7.0 (Web Browser). Affected by this vulnerability is some unknown processing of the component Browser Engine. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox 7.0 and Thunderbird 7.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

The weakness was released 11/09/2011 by Christian Holler as Bug 686044 as not defined bug report (Bugzilla). The advisory is shared at bugzilla.mozilla.org. This vulnerability is known as CVE-2011-3651 since 09/23/2011. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 11/26/2021).

The vulnerability scanner Nessus provides a plugin with the ID 56762 (FreeBSD : mozilla -- multiple vulnerabilities (6c8ad3e8-0a30-11e1-9580-4061862b8c22)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 120897 (Solaris 11 Support Repository Update (SRU) 3 Missing).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (56762). Entries connected to this vulnerability are available at 60058, 59589, 59405 and 59404.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 10.0

VulDB Base Score: 10.0
VulDB Temp Score: 10.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 56762
Nessus Name: FreeBSD : mozilla -- multiple vulnerabilities (6c8ad3e8-0a30-11e1-9580-4061862b8c22)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 70609
OpenVAS Name: FreeBSD Ports: firefox
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/23/2011 🔍
11/08/2011 +46 days 🔍
11/08/2011 +0 days 🔍
11/09/2011 +1 days 🔍
11/09/2011 +0 days 🔍
11/09/2011 +0 days 🔍
04/30/2012 +173 days 🔍
03/23/2015 +1057 days 🔍
11/26/2021 +2440 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: Bug 686044
Researcher: Christian Holler
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-3651 (🔍)
OVAL: 🔍

Vulnerability Center: 33770 - Mozilla Firefox <8.0 and Thunderbird <8.0 Multiple Remote Memory Corruption Vulnerabilities, Medium
SecurityFocus: 50597 - Mozilla Firefox/Thunderbird CVE-2011-3651 Multiple Memory Corruption Vulnerabilities
Secunia: 49055 - SUSE update for MozillaFirefox, MozillaThunderbird, seamonkey, and xulrunner, Highly Critical

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/26/2021 08:53
Changes: 03/23/2015 16:50 (63), 04/07/2017 18:26 (14), 11/26/2021 08:53 (2)
Complete: 🔍

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