How severe is CVE-2017-11522?

CVE-2017-11522 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-11522 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-11522?

CVE-2017-11522 primarily affects Imagemagick. In total, 54 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-11522?

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

When was CVE-2017-11522 published?

CVE-2017-11522 was published on 2017-07-22 and last updated on 2026-06-17.

CVE-2017-11522

CVE-2017-11522 is a medium-severity vulnerability in Imagemagick with a CVSS 3.x base score of 6.5. 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-476.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.3
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Imagemagick
Published: 2017-07-22
Last modified: 2026-06-17

Description

The WriteOnePNGImage function in coders/png.c in ImageMagick through 6.9.9-0 and 7.x through 7.0.6-1 allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted file.

Frequently asked questions

What is CVE-2017-11522?: The WriteOnePNGImage function in coders/png.c in ImageMagick through 6.9.9-0 and 7.x through 7.0.6-1 allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted file.
How severe is CVE-2017-11522?: CVE-2017-11522 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-11522 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-11522?: CVE-2017-11522 primarily affects Imagemagick. In total, 54 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-11522?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-11522 published?: CVE-2017-11522 was published on 2017-07-22 and last updated on 2026-06-17.

References

Affected products (54)

cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.0-0:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.1-0:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.1-1:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.1-2:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.1-3:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.1-4:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.1-5:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.1-6:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.1-7:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.1-8:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.1-9:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.1-10:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.2-0:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.2-1:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.2-2:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.2-3:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.2-4:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.2-5:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.2-6:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.2-7:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.2-8:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.2-9:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.2-10:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.3-0:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.3-1:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.3-2:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.3-3:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.3-4:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.3-5:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.3-6:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.3-7:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.3-8:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.3-9:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.3-10:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.4-0:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.4-1:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.4-2:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.4-3:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:7.0.4-4:*:*:*:*:*:*:*

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