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Vulnerability Details : CVE-2011-2998

Integer underflow in Mozilla Firefox 3.6.x before 3.6.23 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via JavaScript code containing a large RegExp expression.
Publish Date : 2011-09-30 Last Update Date : 2017-09-19
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of ServiceExecute Code
CWE ID 189

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat critical
AV:N/AC:M/Au:N/C:P/I:P/A:P 2011-09-28 2011-09-28
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- Related OVAL Definitions

Title Definition Id Class Family
CVE-2011-2998 unix
DEPRECATED: ELSA-2011-1342 -- thunderbird security update (critical) oval:org.mitre.oval:def:27971 unix
DEPRECATED: ELSA-2011:1341: firefox security update (Critical) oval:org.mitre.oval:def:22973 unix
DSA-2312-1 iceape -- several oval:org.mitre.oval:def:14709 unix
DSA-2313-1 iceweasel -- several oval:org.mitre.oval:def:15132 unix
DSA-2317-1 icedove -- several oval:org.mitre.oval:def:14910 unix
ELSA-2011:1341: firefox security update (Critical) oval:org.mitre.oval:def:23500 unix
ELSA-2011:1342: thunderbird security update (Critical) oval:org.mitre.oval:def:22791 unix
ELSA-2011:1343: thunderbird security update (Critical) oval:org.mitre.oval:def:22887 unix
Integer underflow in Mozilla Firefox 3.6.x before 3.6.23 allows remote attackers to cause a denial of service (applicati... oval:org.mitre.oval:def:14012 windows
RHSA-2011:1341: firefox security update (Critical) oval:org.mitre.oval:def:22193 unix
RHSA-2011:1341: firefox security update (Critical) oval:com.redhat.rhsa:def:20111341 unix
RHSA-2011:1342: thunderbird security update (Critical) oval:org.mitre.oval:def:22072 unix
RHSA-2011:1342: thunderbird security update (Critical) oval:com.redhat.rhsa:def:20111342 unix
RHSA-2011:1343: thunderbird security update (Critical) oval:org.mitre.oval:def:22014 unix
RHSA-2011:1343: thunderbird security update (Critical) oval:com.redhat.rhsa:def:20111343 unix
RHSA-2011:1344: seamonkey security update (Critical) oval:com.redhat.rhsa:def:20111344 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2011-2998

# Product Type Vendor Product Version Update Edition Language
1 Application Mozilla Firefox 3.6 * * * Version Details Vulnerabilities
2 Application Mozilla Firefox 3.6.2 * * * Version Details Vulnerabilities
3 Application Mozilla Firefox 3.6.3 * * * Version Details Vulnerabilities
4 Application Mozilla Firefox 3.6.4 * * * Version Details Vulnerabilities
5 Application Mozilla Firefox 3.6.6 * * * Version Details Vulnerabilities
6 Application Mozilla Firefox 3.6.7 * * * Version Details Vulnerabilities
7 Application Mozilla Firefox 3.6.8 * * * Version Details Vulnerabilities
8 Application Mozilla Firefox 3.6.9 * * * Version Details Vulnerabilities
9 Application Mozilla Firefox 3.6.10 * * * Version Details Vulnerabilities
10 Application Mozilla Firefox 3.6.11 * * * Version Details Vulnerabilities
11 Application Mozilla Firefox 3.6.12 * * * Version Details Vulnerabilities
12 Application Mozilla Firefox 3.6.13 * * * Version Details Vulnerabilities
13 Application Mozilla Firefox 3.6.14 * * * Version Details Vulnerabilities
14 Application Mozilla Firefox 3.6.15 * * * Version Details Vulnerabilities
15 Application Mozilla Firefox 3.6.16 * * * Version Details Vulnerabilities
16 Application Mozilla Firefox 3.6.17 * * * Version Details Vulnerabilities
17 Application Mozilla Firefox 3.6.18 * * * Version Details Vulnerabilities
18 Application Mozilla Firefox 3.6.19 * * * Version Details Vulnerabilities
19 Application Mozilla Firefox 3.6.20 * * * Version Details Vulnerabilities
20 Application Mozilla Firefox 3.6.21 * * * Version Details Vulnerabilities
21 Application Mozilla Firefox 3.6.22 * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Mozilla Firefox 21

- References For CVE-2011-2998
SUSE SUSE-SU-2011:1256
REDHAT RHSA-2011:1341
OVAL oval:org.mitre.oval:def:14012

- Metasploit Modules Related To CVE-2011-2998

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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