CVE-2026-49435: CWE-121 Stack-based Buffer Overflow in Keysight Hawkeye
Keysight IxChariot Endpoint and associated products contain a stack-based buffer overflow. An unauthenticated remote attacker can send a specially crafted packet and execute arbitrary code with administrative privileges.
AI Analysis
Technical Summary
Keysight Hawkeye contains a stack-based buffer overflow vulnerability (CWE-121) that can be triggered remotely without authentication. An attacker can exploit this flaw by sending a specially crafted packet to the vulnerable service, resulting in arbitrary code execution with administrative privileges. The vulnerability is publicly disclosed with a CVSS 3.1 base score of 9.8, reflecting its critical severity. No vendor advisory or patch information is currently available, and the affected versions have not been explicitly stated.
Potential Impact
Successful exploitation allows unauthenticated remote attackers to execute arbitrary code with administrative privileges on the affected system. This compromises confidentiality, integrity, and availability of the impacted device or service.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict network access to the affected service and monitor for suspicious packets targeting the vulnerability.
CVE-2026-49435: CWE-121 Stack-based Buffer Overflow in Keysight Hawkeye
Description
Keysight IxChariot Endpoint and associated products contain a stack-based buffer overflow. An unauthenticated remote attacker can send a specially crafted packet and execute arbitrary code with administrative privileges.
CVSS v3.1
Score 9.8critical
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Keysight Hawkeye contains a stack-based buffer overflow vulnerability (CWE-121) that can be triggered remotely without authentication. An attacker can exploit this flaw by sending a specially crafted packet to the vulnerable service, resulting in arbitrary code execution with administrative privileges. The vulnerability is publicly disclosed with a CVSS 3.1 base score of 9.8, reflecting its critical severity. No vendor advisory or patch information is currently available, and the affected versions have not been explicitly stated.
Potential Impact
Successful exploitation allows unauthenticated remote attackers to execute arbitrary code with administrative privileges on the affected system. This compromises confidentiality, integrity, and availability of the impacted device or service.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict network access to the affected service and monitor for suspicious packets targeting the vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- cisa-cg
- Date Reserved
- 2026-05-29T21:56:48.486Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a7237f0bf8831d539488336
Added to database: 08/04/2026, 19:05:20 UTC
Last enriched: 08/04/2026, 19:11:34 UTC
Last updated: 08/05/2026, 02:05:19 UTC
Views: 8
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.