NewsGator FeedDemon up to 2.7 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.6$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in NewsGator FeedDemon 2.0.0.24/2.6/2.6.1.4/2.6.1.5/2.7. The impacted element is an unknown function. Executing a manipulation can lead to memory corruption. The identification of this vulnerability is CVE-2009-0546. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability classified as very critical was found in NewsGator FeedDemon 2.0.0.24/2.6/2.6.1.4/2.6.1.5/2.7. This vulnerability affects an unknown part. 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. CVE summarizes:

Stack-based buffer overflow in NewsGator FeedDemon 2.7 and earlier allows user-assisted remote attackers to execute arbitrary code via a long text attribute in an outline element in a .opml file.

The bug was discovered 02/05/2009. The weakness was shared 02/05/2009 (Website). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-2009-0546 since 02/12/2009. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/11/2025).

A public exploit has been developed in Perl and been published immediately after the advisory. It is possible to download the exploit at securityfocus.com. It is declared as highly functional. 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 $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 116192 (FeedDemon OPML Processing Buffer Overflow Vulnerability).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 19653.

The vulnerability is also documented in the databases at X-Force (48519), Exploit-DB (7995), SecurityFocus (BID 33630†), OSVDB (51753†) and Secunia (SA33718†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.6

VulDB Base Score: 10.0
VulDB Temp Score: 9.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

MetaSploit ID: feeddemon_opml.rb
MetaSploit Name: FeedDemon Stack Buffer Overflow
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

02/05/2009 🔍
02/05/2009 +0 days 🔍
02/05/2009 +0 days 🔍
02/05/2009 +0 days 🔍
02/05/2009 +0 days 🔍
02/05/2009 +0 days 🔍
02/12/2009 +6 days 🔍
02/12/2009 +0 days 🔍
02/18/2009 +6 days 🔍
03/17/2015 +2218 days 🔍
05/11/2025 +3708 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Status: Not defined

CVE: CVE-2009-0546 (🔍)
GCVE (CVE): GCVE-0-2009-0546
GCVE (VulDB): GCVE-100-46504
X-Force: 48519
SecurityFocus: 33630 - FeedDemon 'outline' Tag Buffer Overflow Vulnerability
Secunia: 33718
OSVDB: 51753 - FeedDemon OPML File Handling Overflow
Vulnerability Center: 20976 - NewsGator FeedDemon <= 2.7 Remote Code Execution and DoS Vulnerability via Crafted OPML File, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/17/2015 16:11
Updated: 05/11/2025 06:34
Changes: 03/17/2015 16:11 (72), 08/27/2019 18:45 (4), 11/23/2024 20:22 (20), 05/11/2025 06:34 (3)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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