How severe is CVE-2008-4231?

CVE-2008-4231 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2008-4231 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-4231?

CVE-2008-4231 primarily affects Apple Safari. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-4231?

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

When was CVE-2008-4231 published?

CVE-2008-4231 was published on 2008-11-25 and last updated on 2026-06-16.

CVE-2008-4231

CVE-2008-4231 is a critical-severity vulnerability in Apple Safari with a CVSS 2.0 base score of 9.3. 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-399.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 6% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Apple Safari
Published: 2008-11-25
Last modified: 2026-06-16

Description

Safari in Apple iPhone OS 1.0 through 2.1 and iPhone OS for iPod touch 1.1 through 2.1 does not properly handle HTML TABLE elements, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted HTML document.

Frequently asked questions

What is CVE-2008-4231?: Safari in Apple iPhone OS 1.0 through 2.1 and iPhone OS for iPod touch 1.1 through 2.1 does not properly handle HTML TABLE elements, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted HTML document.
How severe is CVE-2008-4231?: CVE-2008-4231 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2008-4231 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-4231?: CVE-2008-4231 primarily affects Apple Safari. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-4231?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2008-4231 published?: CVE-2008-4231 was published on 2008-11-25 and last updated on 2026-06-16.

References

Affected products (14)

cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:1.0:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:1.0.1:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:1.0.2:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:1.1:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:1.1.1:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:1.1.2:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:1.1.3:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:1.1.4:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:1.1.5:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:2.0:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:2.0.1:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:2.0.2:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:2.1:*:*:*:*:*:*:*

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