Vulnerability details
CVE-2026-49435
Keysight HawkeyeKeysight IxByPassKeysight IxChariotKeysight IxProbeKeysight IxTap
Keysight IxChariot-related products stack-based buffer overflow
CVSS 4.0
9.3Critical
Official 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 scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 9.3Critical | 4.0 | CVEProject cvelistV5 (CNA) (cisa-cg) | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| 9.8Critical | 3.1 | CVEProject cvelistV5 (CNA) (cisa-cg) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Keysight | Hawkeye | v < 6.0.7 | CVEProject cvelistV5 (CNA) |
| Keysight | IxByPass | v < 3.13.0.69 | CVEProject cvelistV5 (CNA) |
| Keysight | IxChariot | v < 10.0.254 | CVEProject cvelistV5 (CNA) |
| Keysight | IxProbe | v < 3.13.0 | CVEProject cvelistV5 (CNA) |
| Keysight | IxTap | v < 3.13.0 | CVEProject cvelistV5 (CNA) |
References and advisories
7- https://www.keysight.com/us/en/lib/software-detail/computer-software/hawkeye.html release-notes
- https://www.keysight.com/us/en/about/quality-and-security/security/product-and-solution-cyber-security/security-advisory-archive/security-advisory--ixchariot-vulnerability.html release-notes
- https://www.keysight.com/us/en/lib/software-detail/computer-software/ixchariot.html release-notes
- https://www.keysight.com/us/en/lib/software-detail/instrument-firmware-software/ixprobe.html release-notes
- https://www.keysight.com/us/en/product/IXTP-CU3-T/copper-taps---ixtp-cu3-t.html release-notes
- https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-216-01.json third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2026-49435 vdb-entry
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Details
- Published
- 2026-08-04
- Last updated
- 2026-08-04
- State
- Published
- Assigner (CNA)
- cisa-cg
Exploit prediction (EPSS)
1.41%
Probability of exploitation in 30 days
72.9%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-121Stack-based Buffer Overflow