How severe is CVE-2007-6741?

CVE-2007-6741 has a CVSS 2.0 base score of 6.5, rated medium severity.

Is CVE-2007-6741 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-6741?

CVE-2007-6741 primarily affects G.rodola Pyftpdlib. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2007-6741?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2007-6741 published?

CVE-2007-6741 was published on 2010-10-19 and last updated on 2026-06-16.

CVE-2007-6741

CVE-2007-6741 is a medium-severity vulnerability in G.rodola Pyftpdlib with a CVSS 2.0 base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: Medium (CVSS 2.0 base score 6.5)
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: G.rodola Pyftpdlib
Published: 2010-10-19
Last modified: 2026-06-16

Description

The ftp_PORT function in FTPServer.py in pyftpdlib before 0.2.0 does not prevent TCP connections to privileged ports if the destination IP address matches the source IP address of the connection from the FTP client, which might allow remote authenticated users to conduct FTP bounce attacks via crafted FTP data, as demonstrated by an FTP bounce attack against a NAT server, a related issue to CVE-1999-0017.

Frequently asked questions

What is CVE-2007-6741?: The ftp_PORT function in FTPServer.py in pyftpdlib before 0.2.0 does not prevent TCP connections to privileged ports if the destination IP address matches the source IP address of the connection from the FTP client, which might allow remote authenticated users to conduct FTP bounce attacks via crafted FTP data, as demonstrated by an FTP bounce attack against a NAT server, a related issue to CVE-1999-0017.
How severe is CVE-2007-6741?: CVE-2007-6741 has a CVSS 2.0 base score of 6.5, rated medium severity.
Is CVE-2007-6741 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-6741?: CVE-2007-6741 primarily affects G.rodola Pyftpdlib. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2007-6741?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-6741 published?: CVE-2007-6741 was published on 2010-10-19 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:g.rodola:pyftpdlib:*:*:*:*:*:*:*:*
cpe:2.3:a:g.rodola:pyftpdlib:0.1:*:*:*:*:*:*:*

More vulnerabilities in G.rodola Pyftpdlib

CVE-2008-7263 — High (CVSS 7.5): ftpserver.py in pyftpdlib before 0.5.0 does not delay its response after receiving an invalid login attempt, which…
CVE-2007-6737 — High (CVSS 7.5): FTPServer.py in pyftpdlib before 0.2.0 does not increment the attempted_logins count for a USER command that specifies…
CVE-2008-7262 — Medium (CVSS 6.5): Multiple directory traversal vulnerabilities in FTPServer.py in pyftpdlib before 0.3.0 allow remote authenticated users…
CVE-2007-6736 — Medium (CVSS 6.5): Multiple directory traversal vulnerabilities in FTPServer.py in pyftpdlib before 0.2.0 allow remote authenticated users…
CVE-2007-6739 — Medium (CVSS 5.0): FTPServer.py in pyftpdlib before 0.2.0 allows remote attackers to cause a denial of service via a long command.
CVE-2007-6738 — Medium (CVSS 5.0): pyftpdlib before 0.1.1 does not choose a random value for the port associated with the PASV command, which makes it…

All CVEs affecting G.rodola Pyftpdlib →

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