How severe is CVE-2017-9263?

CVE-2017-9263 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-9263 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-9263?

CVE-2017-9263 affects Openvswitch. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-9263?

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

When was CVE-2017-9263 published?

CVE-2017-9263 was published on 2017-05-29 and last updated on 2026-06-17.

CVE-2017-9263

CVE-2017-9263 is a medium-severity vulnerability in Openvswitch 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 3.3
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Openvswitch
Published: 2017-05-29
Last modified: 2026-06-17

Description

In Open vSwitch (OvS) 2.7.0, while parsing an OpenFlow role status message, there is a call to the abort() function for undefined role status reasons in the function `ofp_print_role_status_message` in `lib/ofp-print.c` that may be leveraged toward a remote DoS attack by a malicious switch.

Frequently asked questions

What is CVE-2017-9263?: In Open vSwitch (OvS) 2.7.0, while parsing an OpenFlow role status message, there is a call to the abort() function for undefined role status reasons in the function `ofp_print_role_status_message` in `lib/ofp-print.c` that may be leveraged toward a remote DoS attack by a malicious switch.
How severe is CVE-2017-9263?: CVE-2017-9263 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-9263 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-9263?: CVE-2017-9263 affects Openvswitch. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-9263?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-9263 published?: CVE-2017-9263 was published on 2017-05-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:openvswitch:openvswitch:2.7.0:*:*:*:*:*:*:*

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