Stack-based buffer overflow in Remote Control Server in Free Download Manager (FDM) 2.5 Build 758 and 3.0 Build 844 allows remote attackers to execute arbitrary code via a long Authorization header in an HTTP request.
CVE-2009-0183
- High exploitation likelihood — EPSS 67%
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 99.2%
- KEV
- Not listed
Published
February 3, 2009
Last Modified
April 23, 2026
References (14)
- PSIRT-CNA@flexerasoftwarehttp://osvdb.org/51745
- PSIRT-CNA@flexerasoftwarehttp://secunia.com/advisories/33524
- PSIRT-CNA@flexerasoftwarehttp://secunia.com/secunia_research/2009-3/
- PSIRT-CNA@flexerasoftwarehttp://www.securityfocus.com/archive/1/500604/100/0/threaded
- PSIRT-CNA@flexerasoftwarehttp://www.securityfocus.com/bid/33554
- PSIRT-CNA@flexerasoftwarehttp://www.vupen.com/english/advisories/2009/0302
- PSIRT-CNA@flexerasoftwarehttps://www.exploit-db.com/exploits/7986
- af854a3a-2127-422b-91ae-364da2661108http://osvdb.org/51745
- af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/33524
- af854a3a-2127-422b-91ae-364da2661108http://secunia.com/secunia_research/2009-3/
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/500604/100/0/threaded
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/33554
- af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2009/0302
- af854a3a-2127-422b-91ae-364da2661108https://www.exploit-db.com/exploits/7986
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 4× in last 7d / 26× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-06 02:19 UTCEPSS rescore
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- 2026-07-04 06:27 UTCEPSS rescore
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- 2026-06-18 17:49 UTCEPSS rescore
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- 2026-06-15 17:44 UTCEPSS rescore
- 2026-06-12 23:08 UTCEPSS rescore
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- 2026-06-08 14:13 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
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- 2026-06-06 13:44 UTCEPSS rescore
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- 2026-06-05 22:44 UTCEPSS rescore
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- 2026-06-05 06:07 UTCEPSS rescore
- 2026-06-04 13:09 UTCEPSS rescore
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- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
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- 2026-05-31 22:28 UTCEPSS rescore
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- 2026-05-31 00:13 UTCEPSS rescore
- 2026-05-31 00:13 UTCEPSS rescore
- 2026-05-30 18:27 UTCEG score recompute
- 2026-05-30 18:27 UTCGHSA enrichment
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
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- 2026-05-20 22:37 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Publicly available exploits
(3 references)Working exploit code is in the public domain (1 Metasploit module) (2 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-16777✓ verifiedFirst seen Jul 13, 2010
Free Download Manager 2.5 Build 758 - Remote Control Server Buffer Overflow (Metasploit)
Open source ↗ - Exploit-DBEDB-7986✓ verifiedFirst seen Feb 4, 2009
Free Download Manager 2.5/3.0 - Authorisation Stack Buffer Overflow (PoC)
Open source ↗ - Metasploitexploit/windows/http/fdm_auth_header✓ verifiedFirst seen Feb 2, 2009
Free Download Manager Remote Control Server Buffer Overflow
Open source ↗
Related CVEs(same CWE)
Same CWE
10 shownCWE-119
Frequently asked(4)
What is CVE-2009-0183?
When was CVE-2009-0183 disclosed?
Is CVE-2009-0183 actively exploited?
How do I remediate CVE-2009-0183?
Dependency Blast Radius
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