How severe is CVE-2010-4652?

CVE-2010-4652 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2010-4652 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-4652?

CVE-2010-4652 primarily affects Proftpd. In total, 64 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-4652?

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

When was CVE-2010-4652 published?

CVE-2010-4652 was published on 2011-02-02 and last updated on 2026-06-16.

CVE-2010-4652

CVE-2010-4652 is a medium-severity vulnerability in Proftpd with a CVSS 2.0 base score of 6.8. Its EPSS exploit-prediction score of 11% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.

Key facts

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 11% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Proftpd
Published: 2011-02-02
Last modified: 2026-06-16

Description

Heap-based buffer overflow in the sql_prepare_where function (contrib/mod_sql.c) in ProFTPD before 1.3.3d, when mod_sql is enabled, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted username containing substitution tags, which are not properly handled during construction of an SQL query.

Frequently asked questions

What is CVE-2010-4652?: Heap-based buffer overflow in the sql_prepare_where function (contrib/mod_sql.c) in ProFTPD before 1.3.3d, when mod_sql is enabled, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted username containing substitution tags, which are not properly handled during construction of an SQL query.
How severe is CVE-2010-4652?: CVE-2010-4652 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2010-4652 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-4652?: CVE-2010-4652 primarily affects Proftpd. In total, 64 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-4652?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-4652 published?: CVE-2010-4652 was published on 2011-02-02 and last updated on 2026-06-16.

References

Affected products (64)

cpe:2.3:a:proftpd:proftpd:*:c:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.0:*:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.0:pre10:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.0:pre9:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.0:rc1:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.0:rc2:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.0:rc3:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.1:*:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.2:*:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.2:rc1:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.2:rc2:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.2:rc3:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.3:*:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.4:*:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.5:*:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.5:rc1:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.5:rc2:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.5:rc3:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.6:*:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.6:rc1:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.6:rc2:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.7:*:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.7:rc1:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.7:rc2:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.7:rc3:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.8:*:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.8:rc1:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.8:rc2:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.9:*:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.9:rc1:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.9:rc2:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.9:rc3:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.10:*:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.10:rc1:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.10:rc2:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.2.10:rc3:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.3.0:*:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.3.0:a:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.3.0:rc1:*:*:*:*:*:*
cpe:2.3:a:proftpd:proftpd:1.3.0:rc2:*:*:*:*:*:*

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Threat intelligence

Threat-intel indicators referencing this CVE:

185.161.16.2 (ipv4-addr)