How severe is CVE-2017-0033?

CVE-2017-0033 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2017-0033 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-0033?

CVE-2017-0033 primarily affects Microsoft Edge. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-0033?

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

When was CVE-2017-0033 published?

CVE-2017-0033 was published on 2017-03-17 and last updated on 2026-06-17.

CVE-2017-0033

CVE-2017-0033 is a medium-severity vulnerability in Microsoft Edge with a CVSS 3.x base score of 4.3. 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 4.3)
CVSS v2: 4.3
EPSS exploit prediction: 8% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Microsoft Edge
Published: 2017-03-17
Last modified: 2026-06-17

Description

Microsoft Internet Explorer 11 and Microsoft Edge allow remote attackers to spoof web content via a crafted web site, aka "Microsoft Browser Spoofing Vulnerability." This vulnerability is different from those described in CVE-2017-0012 and CVE-2017-0069.

Frequently asked questions

What is CVE-2017-0033?: Microsoft Internet Explorer 11 and Microsoft Edge allow remote attackers to spoof web content via a crafted web site, aka "Microsoft Browser Spoofing Vulnerability." This vulnerability is different from those described in CVE-2017-0012 and CVE-2017-0069.
How severe is CVE-2017-0033?: CVE-2017-0033 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2017-0033 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-0033?: CVE-2017-0033 primarily affects Microsoft Edge. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-0033?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-0033 published?: CVE-2017-0033 was published on 2017-03-17 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:microsoft:edge:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:internet_explorer:11:*:*:*:*:*:*:*

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