CVE-2006-1983

CVE-2006-1983 is a medium-severity vulnerability in Apple Mac Os X with a CVSS 2.0 base score of 6.4. 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-119.

Key facts

• Severity: Medium (CVSS 2.0 base score 6.4)
• EPSS exploit prediction: 8% (94th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-119
• Affected product: Apple Mac Os X
• Published: 2006-04-21
• Last modified: 2026-06-16

Description

Multiple heap-based buffer overflows in Mac OS X 10.4.6 and earlier allow remote attackers to cause a denial of service and possibly execute arbitrary code via the (1) PredictorVSetField function for TIFF or (2) CFAllocatorAllocate function for GIF, as used in applications that use ImageIO or AppKit. NOTE: the BMP vector has been re-assigned to CVE-2006-2238 because it affects a separate product family.

Frequently asked questions

What is CVE-2006-1983?

Multiple heap-based buffer overflows in Mac OS X 10.4.6 and earlier allow remote attackers to cause a denial of service and possibly execute arbitrary code via the (1) PredictorVSetField function for TIFF or (2) CFAllocatorAllocate function for GIF, as used in applications that use ImageIO or AppKit. NOTE: the BMP vector has been re-assigned to CVE-2006-2238 because it affects a separate product family.

How severe is CVE-2006-1983?

CVE-2006-1983 has a CVSS 2.0 base score of 6.4, rated medium severity.

Is CVE-2006-1983 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-1983?

CVE-2006-1983 primarily affects Apple Mac Os X. In total, 34 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2006-1983?

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

When was CVE-2006-1983 published?

CVE-2006-1983 was published on 2006-04-21 and last updated on 2026-06-16.

References

• http://lists.apple.com/archives/security-announce/2006/May/msg00003.html
• http://secunia.com/advisories/19686
• http://secunia.com/advisories/20077
• http://securitytracker.com/id?1016067
• http://www.osvdb.org/24821
• http://www.osvdb.org/24822
• http://www.security-protocols.com/modules.php?name=News&file=article&sid=3233
• http://www.security-protocols.com/sp-x28-advisory.php
• http://www.security-protocols.com/sp-x30-advisory.php
• http://www.securityfocus.com/bid/17634
• http://www.securityfocus.com/bid/17951
• http://www.us-cert.gov/cas/techalerts/TA06-132A.html
• http://www.vupen.com/english/advisories/2006/1452
• http://www.vupen.com/english/advisories/2006/1779
• https://exchange.xforce.ibmcloud.com/vulnerabilities/25949
• https://exchange.xforce.ibmcloud.com/vulnerabilities/25951

Affected products (34)

• cpe:2.3:o:apple:mac_os_x:10.3:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.3.1:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.3.2:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.3.3:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.3.4:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.3.5:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.3.6:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.3.7:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.3.8:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.3.9:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.4:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.4.1:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.4.2:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.4.3:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.4.4:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.4.5:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.4.6:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x_server:10.3:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x_server:10.3.1:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x_server:10.3.2:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x_server:10.3.3:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x_server:10.3.4:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x_server:10.3.5:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x_server:10.3.6:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x_server:10.3.7:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x_server:10.3.8:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x_server:10.3.9:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x_server:10.4:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x_server:10.4.1:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x_server:10.4.2:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x_server:10.4.3:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x_server:10.4.4:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x_server:10.4.5:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x_server:10.4.6:*:*:*:*:*:*:*

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