by Kastro
Paper/Archive/CVE-2026-49435

CVE-2026-49435

Keysight Hawkeye — Keysight IxChariot-related products stack-based buffer overflow

EPSS 1%CVSS 9.8
critical.is priorityof 100
44
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 72.8.728 × 2014.6No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
Hawkeye< 6.0.76.0.7CNA
IxChariot< 10.0.25410.0.254CNA
IxTap< 3.13.03.13.0CNA
IxProbe< 3.13.03.13.0CNA
IxByPass< 3.13.0.693.13.0.69CNA

Scores by source

cisa-cg (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
cisa-cg (CNA)9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refkeysight.com/us/en/lib/software-detail/computer-software/hawkeye.htmlrefkeysight.com/us/en/about/quality-and-security/security/product-and-solution-cyber-security/security-advisory-archive/security-advisory--ixchariot-vulnerability.htmlrefkeysight.com/us/en/lib/software-detail/computer-software/ixchariot.htmlrefkeysight.com/us/en/lib/software-detail/instrument-firmware-software/ixprobe.htmlrefkeysight.com/us/en/product/IXTP-CU3-T/copper-taps---ixtp-cu3-t.htmlwriteupraw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-216-01.jsonrefcve.org/CVERecord?id=CVE-2026-49435