How severe is CVE-2005-4816?

CVE-2005-4816 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2005-4816 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2005-4816?

CVE-2005-4816 primarily affects Proftpd Project Proftpd. In total, 37 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2005-4816?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2005-4816 published?

CVE-2005-4816 was published on 2005-12-31 and last updated on 2026-06-16.

CVE-2005-4816

CVE-2005-4816 is a high-severity vulnerability in Proftpd Project Proftpd with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 13% places it in the 96th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 13% (96th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Proftpd Project Proftpd
Published: 2005-12-31
Last modified: 2026-06-16

Description

Buffer overflow in mod_radius in ProFTPD before 1.3.0rc2 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long password.

Frequently asked questions

What is CVE-2005-4816?: Buffer overflow in mod_radius in ProFTPD before 1.3.0rc2 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long password.
How severe is CVE-2005-4816?: CVE-2005-4816 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2005-4816 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-4816?: CVE-2005-4816 primarily affects Proftpd Project Proftpd. In total, 37 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-4816?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2005-4816 published?: CVE-2005-4816 was published on 2005-12-31 and last updated on 2026-06-16.

References

Affected products (37)

cpe:2.3:a:proftpd_project:proftpd:1.2:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.0_rc1:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.0_rc2:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.0_rc3:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.1:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.2:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.2_rc1:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.2_rc3:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.3:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.4:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.5:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.5_rc1:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.6:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.7:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.7_rc1:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.7_rc2:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.7_rc3:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.8:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.8_rc1:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.8_rc2:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.9:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.9_rc1:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.9_rc2:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.9_rc3:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2.10:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2_pre1:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2_pre2:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2_pre3:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2_pre4:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2_pre5:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2_pre6:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2_pre7:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2_pre8:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2_pre9:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2_pre10:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.2_pre11:*:*:*:*:*:*:*
cpe:2.3:a:proftpd_project:proftpd:1.3.0_rc1:*:*:*:*:*:*:*

More vulnerabilities in Proftpd Project Proftpd

CVE-2006-5815 — Critical (CVSS 10.0): Stack-based buffer overflow in the sreplace function in ProFTPD 1.3.0 and earlier allows remote attackers, probably…
CVE-2003-0500 — Critical (CVSS 10.0): SQL injection vulnerability in the PostgreSQL authentication module (mod_sql_postgres) for ProFTPD before 1.2.9rc1…
CVE-1999-0911 — Critical (CVSS 10.0): Buffer overflow in ProFTPD, wu-ftpd, and beroftpd allows remote attackers to gain root access via a series of MKD and…
CVE-1999-0368 — Critical (CVSS 10.0): Buffer overflows in wuarchive ftpd (wu-ftpd) and ProFTPD lead to remote root access, a.k.a. palmetto.
CVE-2003-0831 — Critical (CVSS 9.0): ProFTPD 1.2.7 through 1.2.9rc2 does not properly translate newline characters when transferring files in ASCII mode,…
CVE-2009-0542 — High (CVSS 7.5): SQL injection vulnerability in ProFTPD Server 1.3.1 through 1.3.2rc2 allows remote attackers to execute arbitrary SQL…

All CVEs affecting Proftpd Project Proftpd →