CVE-2021-43268: Wind River

An issue was discovered in VxWorks 6.9 through 7. In the IKE component, a specifically crafted packet may lead to reading beyond the end of a buffer, or a double free.

Priority: MEDIUM

CVSS v3: 6.5

Publish Date: –

Related ID: –

CVSS v2: –

Modified Date: –

Find out more about CVE-2021-43268 from the MITRE-CVE dictionary and NIST NVD

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Product Name

Status

Defect

Fixed

Downloads

https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator?vector=AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L&version=3.1 Metric Value Comments Attack Vector Network The vulnerable component is IKE which bound to the network stack, The attacker can exploit crafted IKE packet to trigger the vulnerability across a wide area network Attack Complexity Low The attacker just needs construct specialized IKE packet Privileges Required None The attacker can exploit the vulnerability as long as he is able to send packet to the IKE service. User Interaction None No user interaction needed from any user Scope Unchanged Only IKE itself would be affected. Confidentiality None No information would be returned to attached after a successful exploited vulnerability Integrity Low Attacker is not able to modify anything Availability Low The impact is only limited to IKE component while VxWorks is still in service when attack happened

Notes
Requires LTSS - customers must have active LTSS (Long Term Security Shield) Support to receive up-to-date information about vulnerabilities that may affect legacy software. Please contact your Wind River account team or see https://docs.windriver.com/bundle/Support_and_Maintenance_Supplemental_Terms_and_Conditions and https://support2.windriver.com/index.php?page=plc for more information.