How severe is CVE-2010-1408?

CVE-2010-1408 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2010-1408 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-1408?

CVE-2010-1408 primarily affects Apple Safari. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-1408?

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

When was CVE-2010-1408 published?

CVE-2010-1408 was published on 2010-06-11 and last updated on 2026-06-16.

CVE-2010-1408

CVE-2010-1408 is a medium-severity vulnerability in Apple Safari 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-189.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-189
Affected product: Apple Safari
Published: 2010-06-11
Last modified: 2026-06-16

Description

WebKit in Apple Safari before 5.0 on Mac OS X 10.5 through 10.6 and Windows, and before 4.1 on Mac OS X 10.4, allows remote attackers to bypass intended restrictions on outbound connections to "non-default TCP ports" via a crafted port number, related to an "integer truncation issue." NOTE: this may overlap CVE-2010-1099.

Frequently asked questions

What is CVE-2010-1408?: WebKit in Apple Safari before 5.0 on Mac OS X 10.5 through 10.6 and Windows, and before 4.1 on Mac OS X 10.4, allows remote attackers to bypass intended restrictions on outbound connections to "non-default TCP ports" via a crafted port number, related to an "integer truncation issue." NOTE: this may overlap CVE-2010-1099.
How severe is CVE-2010-1408?: CVE-2010-1408 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2010-1408 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-1408?: CVE-2010-1408 primarily affects Apple Safari. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-1408?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-1408 published?: CVE-2010-1408 was published on 2010-06-11 and last updated on 2026-06-16.

References

Affected products (8)

cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:4.0:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:4.0.0b:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:4.0.1:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:4.0.2:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:4.0.3:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:4.0.4:*:*:*:*:*:*:*
cpe:2.3:a:apple:webkit:*:*:*:*:*:*:*:*

More vulnerabilities in Apple Safari

CVE-2025-24201 — Critical (CVSS 10.0): An out-of-bounds write issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in…
CVE-2015-5780 — Critical (CVSS 10.0): The Safari Extensions implementation in Apple Safari before 9 does not require user confirmation before replacing an…
CVE-2014-1303 — Critical (CVSS 10.0): Heap-based buffer overflow in Apple Safari 7.0.2 allows remote attackers to execute arbitrary code and bypass a sandbox…
CVE-2014-1300 — Critical (CVSS 10.0): Unspecified vulnerability in Apple Safari 7.0.2 on OS X allows remote attackers to execute arbitrary code with root…
CVE-2011-3046 — Critical (CVSS 10.0): The extension subsystem in Google Chrome before 17.0.963.78 does not properly handle history navigation, which allows…
CVE-2010-3116 — Critical (CVSS 10.0): Multiple use-after-free vulnerabilities in WebKit, as used in Apple Safari before 4.1.3 and 5.0.x before 5.0.3, Google…

All CVEs affecting Apple Safari →

Other CWE-189 (Numeric Errors) vulnerabilities

CVE-2015-8396 — Critical (CVSS 10.0): Integer overflow in the ImageRegionReader::ReadIntoBuffer function in…
CVE-2015-7205 — Critical (CVSS 10.0): Integer underflow in the RTPReceiverVideo::ParseRtpPacket function in Mozilla Firefox before 43.0 and Firefox ESR 38.x…
CVE-2015-6575 — Critical (CVSS 10.0): SampleTable.cpp in libstagefright in Android before 5.1.1 LMY48I does not properly consider integer promotion, which…
CVE-2015-3864 — Critical (CVSS 10.0): Integer underflow in the MPEG4Extractor::parseChunk function in MPEG4Extractor.cpp in libstagefright in mediaserver in…
CVE-2015-3836 — Critical (CVSS 10.0): The Parse_wave function in arm-wt-22k/lib_src/eas_mdls.c in the Sonivox DLS-to-EAS converter in Android before 5.1.1…
CVE-2015-3834 — Critical (CVSS 10.0): Multiple integer overflows in the BnHDCP::onTransact function in media/libmedia/IHDCP.cpp in libstagefright in Android…

Browse all CWE-189 (Numeric Errors) vulnerabilities →