CVE-2012-4447

CVE-2012-4447 is a medium-severity vulnerability in Libtiff with a CVSS 2.0 base score of 6.8. 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 6.8)
• EPSS exploit prediction: 7% (93rd percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-119
• Affected product: Libtiff
• Published: 2012-10-28
• Last modified: 2026-06-16

Description

Heap-based buffer overflow in tif_pixarlog.c in LibTIFF before 4.0.3 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a crafted TIFF image using the PixarLog Compression format.

Frequently asked questions

What is CVE-2012-4447?

Heap-based buffer overflow in tif_pixarlog.c in LibTIFF before 4.0.3 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a crafted TIFF image using the PixarLog Compression format.

How severe is CVE-2012-4447?

CVE-2012-4447 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2012-4447 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-4447?

CVE-2012-4447 primarily affects Libtiff. In total, 58 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-4447?

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

When was CVE-2012-4447 published?

CVE-2012-4447 was published on 2012-10-28 and last updated on 2026-06-16.

References

• http://lists.opensuse.org/opensuse-updates/2013-01/msg00076.html
• http://rhn.redhat.com/errata/RHSA-2012-1590.html
• http://secunia.com/advisories/49938
• http://secunia.com/advisories/51049
• http://www.debian.org/security/2012/dsa-2561
• http://www.openwall.com/lists/oss-security/2012/09/25/14
• http://www.openwall.com/lists/oss-security/2012/09/25/9
• http://www.remotesensing.org/libtiff/v4.0.3.html
• http://www.securityfocus.com/bid/55673
• http://www.ubuntu.com/usn/USN-1631-1
• https://bugzilla.redhat.com/show_bug.cgi?id=860198

Affected products (58)

• cpe:2.3:a:libtiff:libtiff:*:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.4:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.4:beta18:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.4:beta24:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.4:beta28:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.4:beta29:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.4:beta31:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.4:beta32:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.4:beta34:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.4:beta35:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.4:beta36:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.4:beta37:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.5.1:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.5.2:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.5.3:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.5.4:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.5.5:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.5.6:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.5.6:beta:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.5.7:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.5.7:alpha:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.5.7:alpha2:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.5.7:alpha3:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.5.7:alpha4:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.5.7:beta:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.6.0:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.6.0:beta:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.6.0:beta2:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.6.1:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.7.0:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.7.0:alpha:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.7.0:beta:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.7.0:beta2:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.7.1:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.7.2:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.7.3:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.7.4:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.8.0:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.8.1:*:*:*:*:*:*:*
• cpe:2.3:a:libtiff:libtiff:3.8.2:*:*:*:*:*:*:*

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