How severe is CVE-2022-38767?

CVE-2022-38767 has a CVSS 3.x base score of 7.5, rated high 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 high.

Is CVE-2022-38767 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-2022-38767?

CVE-2022-38767 primarily affects Windriver Vxworks. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-38767?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-38767 published?

CVE-2022-38767 was published on 2022-11-25 and last updated on 2026-06-17.

CVE-2022-38767

CVE-2022-38767 is a high-severity vulnerability in Windriver Vxworks with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Windriver Vxworks
Published: 2022-11-25
Last modified: 2026-06-17

Description

An issue was discovered in Wind River VxWorks 6.9 and 7, that allows a specifically crafted packet sent by a Radius server, may cause Denial of Service during the IP Radius access procedure.

Frequently asked questions

What is CVE-2022-38767?: An issue was discovered in Wind River VxWorks 6.9 and 7, that allows a specifically crafted packet sent by a Radius server, may cause Denial of Service during the IP Radius access procedure.
How severe is CVE-2022-38767?: CVE-2022-38767 has a CVSS 3.x base score of 7.5, rated high 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 high.
Is CVE-2022-38767 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-2022-38767?: CVE-2022-38767 primarily affects Windriver Vxworks. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-38767?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-38767 published?: CVE-2022-38767 was published on 2022-11-25 and last updated on 2026-06-17.

References

Affected products (8)

cpe:2.3:o:windriver:vxworks:*:*:*:*:*:*:*:*
cpe:2.3:o:windriver:vxworks:6.9.4.12:-:*:*:*:*:*:*
cpe:2.3:o:windriver:vxworks:6.9.4.12:rolling_cumulative_patch_layer1:*:*:*:*:*:*
cpe:2.3:o:windriver:vxworks:6.9.4.12:rolling_cumulative_patch_layer2:*:*:*:*:*:*
cpe:2.3:o:windriver:vxworks:6.9.4.12:rolling_cumulative_patch_layer3:*:*:*:*:*:*
cpe:2.3:o:windriver:vxworks:6.9.4.12:rolling_cumulative_patch_layer4:*:*:*:*:*:*
cpe:2.3:o:windriver:vxworks:6.9.4.12:rolling_cumulative_patch_layer5:*:*:*:*:*:*
cpe:2.3:o:windriver:vxworks:7.0:*:*:*:*:*:*:*

More vulnerabilities in Windriver Vxworks

CVE-2013-0714 — Critical (CVSS 10.0): IPSSH (aka the SSH server) in Wind River VxWorks 6.5 through 6.9 allows remote attackers to execute arbitrary code or…
CVE-2020-35198 — Critical (CVSS 9.8): An issue was discovered in Wind River VxWorks 7. The memory allocator has a possible integer overflow in calculating a…
CVE-2021-29999 — Critical (CVSS 9.8): An issue was discovered in Wind River VxWorks through 6.8. There is a possible stack overflow in dhcp server.
CVE-2021-29998 — Critical (CVSS 9.8): An issue was discovered in Wind River VxWorks before 6.5. There is a possible heap overflow in dhcp client.
CVE-2016-20009 — Critical (CVSS 9.8): A DNS client stack-based buffer overflow in ipdnsc_decode_name() affects Wind River VxWorks 6.5 through 7. NOTE: This…
CVE-2019-12262 — Critical (CVSS 9.8): Wind River VxWorks 6.6, 6.7, 6.8, 6.9 and 7 has Incorrect Access Control in the RARP client component. IPNET security…

All CVEs affecting Windriver Vxworks →