How severe is CVE-2017-2938?

CVE-2017-2938 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 high, integrity none, and availability none.

Is CVE-2017-2938 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-2938?

CVE-2017-2938 primarily affects Adobe Flash Player. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-2938?

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

When was CVE-2017-2938 published?

CVE-2017-2938 was published on 2017-01-11 and last updated on 2026-06-17.

CVE-2017-2938

CVE-2017-2938 is a medium-severity vulnerability in Adobe Flash Player 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.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.3
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Adobe Flash Player
Published: 2017-01-11
Last modified: 2026-06-17

Description

Adobe Flash Player versions 24.0.0.186 and earlier have a security bypass vulnerability related to handling TCP connections.

Frequently asked questions

What is CVE-2017-2938?: Adobe Flash Player versions 24.0.0.186 and earlier have a security bypass vulnerability related to handling TCP connections.
How severe is CVE-2017-2938?: CVE-2017-2938 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 high, integrity none, and availability none.
Is CVE-2017-2938 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-2938?: CVE-2017-2938 primarily affects Adobe Flash Player. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-2938?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-2938 published?: CVE-2017-2938 was published on 2017-01-11 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:adobe:flash_player:*:*:*:*:*:chrome:*:*
cpe:2.3:a:adobe:flash_player:*:*:*:*:*:edge:*:*
cpe:2.3:a:adobe:flash_player:*:*:*:*:*:internet_explorer:*:*
cpe:2.3:a:adobe:flash_player:*:*:*:*:*:*:*:*

More vulnerabilities in Adobe Flash Player

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All CVEs affecting Adobe Flash Player →