| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 9.0 | $0-$5k | 0.00 |
Summary
A vulnerability identified as critical has been detected in Mozilla Firefox 3.0.9. This affects the function nsTextFrame::ClearTextRun. This manipulation causes resource management.
This vulnerability is handled as CVE-2009-1313. Additionally, an exploit exists.
You should upgrade the affected component.
Details
A vulnerability has been found in Mozilla Firefox 3.0.9 (Web Browser) and classified as critical. Affected by this vulnerability is the function nsTextFrame::ClearTextRun. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:
The nsTextFrame::ClearTextRun function in layout/generic/nsTextFrameThebes.cpp in Mozilla Firefox 3.0.9 allows remote attackers to cause a denial of service (memory corruption) and probably execute arbitrary code via unspecified vectors. NOTE: this vulnerability reportedly exists because of an incorrect fix for CVE-2009-1302.
The bug was discovered 04/27/2009. The weakness was released 04/30/2009 by Daniel Veditz (Website). The advisory is shared at rhn.redhat.com. This vulnerability is known as CVE-2009-1313 since 04/16/2009. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known.
It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 67850 (Oracle Linux 4 / 5 : firefox (ELSA-2009-0449)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 119090 (Red Hat Update for Xulrunner Firefox (RHSA-2009:0449)).
Upgrading eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 8117.
The vulnerability is also documented in the databases at X-Force (50147), Exploit-DB (32961), Tenable (67850), SecurityFocus (BID 34743†) and OSVDB (54174†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Product
Type
Vendor
Name
Version
License
Website
- Vendor: https://www.mozilla.org/
- Product: https://www.mozilla.org/en-US/firefox/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 10.0VulDB Meta Temp Score: 9.0
VulDB Base Score: 10.0
VulDB Temp Score: 9.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
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| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Resource managementCWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Nessus ID: 67850
Nessus Name: Oracle Linux 4 / 5 : firefox (ELSA-2009-0449)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍
OpenVAS ID: 63942
OpenVAS Name: Slackware Advisory SSA:2009-118-01 mozilla-firefox
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Exploit-DB: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
TippingPoint: 🔍
McAfee IPS: 🔍
McAfee IPS Version: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍
Timeline
04/16/2009 🔍04/27/2009 🔍
04/27/2009 🔍
04/27/2009 🔍
04/27/2009 🔍
04/28/2009 🔍
04/28/2009 🔍
04/28/2009 🔍
04/30/2009 🔍
04/30/2009 🔍
07/12/2013 🔍
03/17/2015 🔍
04/18/2025 🔍
Sources
Vendor: mozilla.orgProduct: mozilla.org
Advisory: rhn.redhat.com
Researcher: Daniel Veditz
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2009-1313 (🔍)
GCVE (CVE): GCVE-0-2009-1313
GCVE (VulDB): GCVE-100-48001
OVAL: 🔍
X-Force: 50147
SecurityFocus: 34743 - Mozilla Firefox 'nsTextFrame::ClearTextRun()' Remote Memory Corruption Vulnerability
Secunia: 34919
OSVDB: 54174 - CVE-2009-1313 - Mozilla - Firefox - Denial of Service Issue
SecurityTracker: 1022126
Vulnerability Center: 21798 - Mozilla Firefox 3.0.9 ClearTextRun Remote Arbitrary Code Execution or DoS Vulnerability, Medium
Vupen: ADV-2009-1180
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 03/17/2015 23:38Updated: 04/18/2025 21:17
Changes: 03/17/2015 23:38 (89), 09/02/2019 11:07 (5), 12/08/2024 23:25 (17), 04/18/2025 21:17 (2)
Complete: 🔍
Cache ID: 216::103
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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