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Vulnerabilities

Vulnerability · CVE-2010-20007

Seagull FTP Client <= v3.3 Build 409 contains a stack-based buffer overflow vulnerability in its FTP directory listing parser.

Published Aug 21, 2025 · catalog updated May 15, 2026 · Rocket Software Seagull FTP Client

Check if you run it

No confirmed exploitation is on record for CVE-2010-20007. EPSS is 0.58%. Act only if a listed version of Rocket Software Seagull FTP Client is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.58%
Remediation
Vendor / distro source
Affected products
vendor Rocket Software Seagull FTP Client 0 ≤3.3 Build 409

Seagull FTP Client <= v3.3 Build 409 contains a stack-based buffer overflow vulnerability in its FTP directory listing parser. When the client connects to an FTP server and receives a crafted response to a LIST command containing an excessively long filename, the application fails to properly validate input length, resulting in a buffer overflow that overwrites the Structured Exception Handler (SEH). This may allow remote attackers to execute arbitrary code on the client system. This product line was discontinued and users were advised to use BlueZone Secure FTP instead, at the time of disclos

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Rocket Software Seagull FTP Client 0 ≤3.3 Build 4090 ≤3.3 Build 409

How to fix CVE-2010-20007

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2010-20007. EPSS is 0.58%. Act only if a listed version of Rocket Software Seagull FTP Client is installed.

Which versions are affected?

Compare what you have installed with Rocket Software Seagull FTP Client 0 ≤3.3 Build 409 0 ≤3.3 Build 409. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.58%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 21, 2025 · EUVD

    Detected

    Seagull FTP Client <= v3.3 Build 409 contains a stack-based buffer overflow vulnerability in its FTP directory listing parser. When the client connects to an FTP server and receives a crafted response to a LIST command containing an excessively long filename, the application fails to properly validate input length, resulting in a buffer overflow that overwrites the Structured Exception Handler (SE

  2. May 15, 2026 · EUVD

    Updated

    Seagull FTP Client <= v3.3 Build 409 contains a stack-based buffer overflow vulnerability in its FTP directory listing parser. When the client connects to an FTP server and receives a crafted response to a LIST command containing an excessively long filename, the application fails to properly validate input length, resulting in a buffer overflow that overwrites the Structured Exception Handler (SE

Sources

  • CVE.orgVulnerability recordCVE-2010-20007

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2010-20007

    30-day exploitation probability 0.58%

    first.org
  • EUVDVulnerability recordEUVD-2010-5316

    Seagull FTP Client <= v3.3 Build 409 contains a stack-based buffer overflow vulnerability in its FTP directory listing parser. When the client connects to an FTP server and receives a crafted response to a LIST command containing an excessively long filename, the application fail

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 21, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.