How severe is CVE-2007-4510?

CVE-2007-4510 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2007-4510 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-4510?

CVE-2007-4510 primarily affects Clam Anti-virus Clamav. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2007-4510?

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

When was CVE-2007-4510 published?

CVE-2007-4510 was published on 2007-08-23 and last updated on 2026-06-16.

CVE-2007-4510

CVE-2007-4510 is a medium-severity vulnerability in Clam Anti-virus Clamav with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Clam Anti-virus Clamav
Published: 2007-08-23
Last modified: 2026-06-16

Description

ClamAV before 0.91.2, as used in Kolab Server 2.0 through 2.2beta1 and other products, allows remote attackers to cause a denial of service (application crash) via (1) a crafted RTF file, which triggers a NULL dereference in the cli_scanrtf function in libclamav/rtf.c; or (2) a crafted HTML document with a data: URI, which triggers a NULL dereference in the cli_html_normalise function in libclamav/htmlnorm.c. NOTE: some of these details are obtained from third party information.

Frequently asked questions

What is CVE-2007-4510?: ClamAV before 0.91.2, as used in Kolab Server 2.0 through 2.2beta1 and other products, allows remote attackers to cause a denial of service (application crash) via (1) a crafted RTF file, which triggers a NULL dereference in the cli_scanrtf function in libclamav/rtf.c; or (2) a crafted HTML document with a data: URI, which triggers a NULL dereference in the cli_html_normalise function in libclamav/htmlnorm.c. NOTE: some of these details are obtained from third party information.
How severe is CVE-2007-4510?: CVE-2007-4510 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2007-4510 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-4510?: CVE-2007-4510 primarily affects Clam Anti-virus Clamav. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2007-4510?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-4510 published?: CVE-2007-4510 was published on 2007-08-23 and last updated on 2026-06-16.

References

Affected products (8)

cpe:2.3:a:clam_anti-virus:clamav:*:*:*:*:*:*:*:*
cpe:2.3:a:kolab:kolab_server:2.0:*:*:*:*:*:*:*
cpe:2.3:a:kolab:kolab_server:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:kolab:kolab_server:2.0.2:*:*:*:*:*:*:*
cpe:2.3:a:kolab:kolab_server:2.0.3:*:*:*:*:*:*:*
cpe:2.3:a:kolab:kolab_server:2.0.4:*:*:*:*:*:*:*
cpe:2.3:a:kolab:kolab_server:2.1:*:*:*:*:*:*:*
cpe:2.3:a:kolab:kolab_server:2.2beta1:*:*:*:*:*:*:*

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