How severe is CVE-2017-1000122?

CVE-2017-1000122 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2017-1000122 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-1000122?

CVE-2017-1000122 affects Webkitgtk Webkitgtk+. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-1000122?

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

When was CVE-2017-1000122 published?

CVE-2017-1000122 was published on 2017-11-01 and last updated on 2026-06-17.

CVE-2017-1000122

CVE-2017-1000122 is a medium-severity vulnerability in Webkitgtk Webkitgtk+ with a CVSS 3.x base score of 5.3. 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: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (61st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Webkitgtk Webkitgtk+
Published: 2017-11-01
Last modified: 2026-06-17

Description

The UNIX IPC layer in WebKit, including WebKitGTK+ prior to 2.16.3, does not properly validate certain message metadata, allowing a compromised secondary process to cause a denial of service (release assertion) of the UI process. This vulnerability does not affect Apple products.

Frequently asked questions

What is CVE-2017-1000122?: The UNIX IPC layer in WebKit, including WebKitGTK+ prior to 2.16.3, does not properly validate certain message metadata, allowing a compromised secondary process to cause a denial of service (release assertion) of the UI process. This vulnerability does not affect Apple products.
How severe is CVE-2017-1000122?: CVE-2017-1000122 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2017-1000122 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-1000122?: CVE-2017-1000122 affects Webkitgtk Webkitgtk+. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-1000122?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-1000122 published?: CVE-2017-1000122 was published on 2017-11-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:webkitgtk:webkitgtk\+:*:*:*:*:*:*:*:*

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