How severe is CVE-2008-3243?

CVE-2008-3243 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2008-3243 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-3243?

CVE-2008-3243 primarily affects F-prot F-prot Antivirus. In total, 35 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-3243?

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

When was CVE-2008-3243 published?

CVE-2008-3243 was published on 2008-07-21 and last updated on 2026-06-16.

CVE-2008-3243

CVE-2008-3243 is a medium-severity vulnerability in F-prot F-prot Antivirus 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. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: F-prot F-prot Antivirus
Published: 2008-07-21
Last modified: 2026-06-16

Description

Multiple unspecified vulnerabilities in the scanning engine before 4.4.4 in F-Prot Antivirus before 6.0.9.0 allow remote attackers to cause a denial of service via (1) a crafted UPX-compressed file, which triggers an engine crash; (2) a crafted Microsoft Office file, which triggers an infinite loop; or (3) an ASPack-compressed file, which triggers an engine crash.

Frequently asked questions

What is CVE-2008-3243?: Multiple unspecified vulnerabilities in the scanning engine before 4.4.4 in F-Prot Antivirus before 6.0.9.0 allow remote attackers to cause a denial of service via (1) a crafted UPX-compressed file, which triggers an engine crash; (2) a crafted Microsoft Office file, which triggers an infinite loop; or (3) an ASPack-compressed file, which triggers an engine crash.
How severe is CVE-2008-3243?: CVE-2008-3243 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2008-3243 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-3243?: CVE-2008-3243 primarily affects F-prot F-prot Antivirus. In total, 35 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-3243?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-3243 published?: CVE-2008-3243 was published on 2008-07-21 and last updated on 2026-06-16.

References

Affected products (35)

cpe:2.3:a:f-prot:f-prot_antivirus:3.11b:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.12:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.12a:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.12b:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.12c:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.12d:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.13:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.13a:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.14:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.14a:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.14b:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.14c:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.14d:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.14e:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.15:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.15a:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.15b:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.16:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.16a:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.16b:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.16c:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.16d:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.16e:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:3.16f:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:4.6.6:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:6.0.5:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:6.0.5.1:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:6.0.6:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:6.0.6.1:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:6.0.6.3:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:6.0.6.4:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:6.0.7:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:6.0.7.1:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:f-prot_antivirus:6.0.8:*:*:*:*:*:*:*
cpe:2.3:a:f-prot:scanning_engine:*:*:*:*:*:*:*:*

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