How severe is CVE-2015-8870?

CVE-2015-8870 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability high.

Is CVE-2015-8870 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-8870?

CVE-2015-8870 affects Libtiff. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-8870?

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

When was CVE-2015-8870 published?

CVE-2015-8870 was published on 2016-12-06 and last updated on 2026-06-17.

CVE-2015-8870

CVE-2015-8870 is a high-severity vulnerability in Libtiff with a CVSS 3.x base score of 7.4. 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.4)
CVSS v2: 5.8
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Libtiff
Published: 2016-12-06
Last modified: 2026-06-17

Description

Integer overflow in tools/bmp2tiff.c in LibTIFF before 4.0.4 allows remote attackers to cause a denial of service (heap-based buffer over-read), or possibly obtain sensitive information from process memory, via crafted width and length values in RLE4 or RLE8 data in a BMP file.

Frequently asked questions

What is CVE-2015-8870?: Integer overflow in tools/bmp2tiff.c in LibTIFF before 4.0.4 allows remote attackers to cause a denial of service (heap-based buffer over-read), or possibly obtain sensitive information from process memory, via crafted width and length values in RLE4 or RLE8 data in a BMP file.
How severe is CVE-2015-8870?: CVE-2015-8870 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability high.
Is CVE-2015-8870 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-8870?: CVE-2015-8870 affects Libtiff. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-8870?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2015-8870 published?: CVE-2015-8870 was published on 2016-12-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:libtiff:libtiff:*:*:*:*:*:*:*:*

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