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Vulnerability record · CVE-2019-9865 · published 29 May 2019

CVE-2019-9865: Windriver vxworks integer overflow vulnerability

Windriver · Vxworks

When RPC is enabled in Wind River VxWorks 6.9 prior to 6.9.1, a specially crafted RPC request can trigger an integer overflow leading to an out-of-bounds memory copy. It may allow remote attackers to cause a denial of service (crash) or possibly execute arbitrary code.

8.1 CVSS 3.0 High EPSS 2.0% · top 20.0% CWE-190 · Integer overflow
8.1CVSS 3.0 base score, v2 6.8
2.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

When RPC is enabled in Wind River VxWorks 6.9 prior to 6.9.1, a specially crafted RPC request can trigger an integer overflow leading to an out-of-bounds memory copy. It may allow remote attackers to cause a denial of service (crash) or possibly execute arbitrary code.

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://support2.windriver.com/index.php?page=security-notices Vendor Advisory
https://www.windriver.com/feeds/wind_river_security_notices.xml Vendor Advisory
https://support2.windriver.com/index.php?page=security-notices Vendor Advisory
https://www.windriver.com/feeds/wind_river_security_notices.xml Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2013-0714Windriver vxworks improper input validation vulnerabilityIPSSH (aka the SSH server) in Wind River VxWorks 6.5 through 6.9 allows remote attackers to execute arbitrary code or cause a denial of service (daem…EPSS 6.4%9.8CVE-2020-35198Windriver vxworks integer overflow vulnerabilityAn issue was discovered in Wind River VxWorks 7. The memory allocator has a possible integer overflow in calculating a memory block's size to be allo…EPSS 2.5%9.8CVE-2021-29999Windriver vxworks out-of-bounds write vulnerabilityAn issue was discovered in Wind River VxWorks through 6.8. There is a possible stack overflow in dhcp server.EPSS 1.8%9.8CVE-2021-29998Windriver vxworks out-of-bounds write vulnerabilityAn issue was discovered in Wind River VxWorks before 6.5. There is a possible heap overflow in dhcp client.EPSS 2.4%9.8CVE-2016-20009Windriver vxworks out-of-bounds write vulnerabilityA DNS client stack-based buffer overflow in ipdnsc_decode_name() affects Wind River VxWorks 6.5 through 7. NOTE: This vulnerability only affects prod…EPSS 1.9%9.8CVE-2019-12262Windriver vxworks vulnerabilityWind River VxWorks 6.6, 6.7, 6.8, 6.9 and 7 has Incorrect Access Control in the RARP client component. IPNET security vulnerability: Handling of unso…EPSS 4.1%9.8CVE-2019-12260Windriver vxworks classic buffer overflow vulnerabilityWind River VxWorks 6.9 and vx7 has a Buffer Overflow in the TCP component (issue 2 of 4). This is an IPNET security vulnerability: TCP Urgent Pointer…EPSS 23%9.8CVE-2019-12261Windriver vxworks classic buffer overflow vulnerabilityWind River VxWorks 6.7 though 6.9 and vx7 has a Buffer Overflow in the TCP component (issue 3 of 4). This is an IPNET security vulnerability: TCP Urg…EPSS 9.0%

Source: NIST National Vulnerability Database (record CVE-2019-9865), CISA KEV, FIRST EPSS (scores of 2026-10-06). This page is refreshed as NVD updates the record.