How severe is CVE-2017-13147?

CVE-2017-13147 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-13147 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-13147?

CVE-2017-13147 affects Graphicsmagick. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-13147?

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-2017-13147 published?

CVE-2017-13147 was published on 2017-08-23 and last updated on 2026-06-17.

CVE-2017-13147

CVE-2017-13147 is a high-severity vulnerability in Graphicsmagick with a CVSS 3.x base score of 8.8. 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-20.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Graphicsmagick
Published: 2017-08-23
Last modified: 2026-06-17

Description

In GraphicsMagick 1.3.26, an allocation failure vulnerability was found in the function ReadMNGImage in coders/png.c when a small MNG file has a MEND chunk with a large length value.

Frequently asked questions

What is CVE-2017-13147?: In GraphicsMagick 1.3.26, an allocation failure vulnerability was found in the function ReadMNGImage in coders/png.c when a small MNG file has a MEND chunk with a large length value.
How severe is CVE-2017-13147?: CVE-2017-13147 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-13147 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-13147?: CVE-2017-13147 affects Graphicsmagick. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-13147?: 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-2017-13147 published?: CVE-2017-13147 was published on 2017-08-23 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:graphicsmagick:graphicsmagick:1.3.26:*:*:*:*:*:*:*

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