CVE-2026-49435
Keysight IxChariot-related products stack-based buffer overflow
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.
INFO
Published Date :
Aug. 4, 2026, 7:16 p.m.
Last Modified :
Aug. 4, 2026, 8:16 p.m.
Remotely Exploit :
Yes !
Source :
9119a7d8-5eab-497f-8521-727c672e3725
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 9119a7d8-5eab-497f-8521-727c672e3725 | |||||
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | CRITICAL | 9119a7d8-5eab-497f-8521-727c672e3725 | ||||
| CVSS 3.1 | CRITICAL | MITRE-CVE | ||||
| CVSS 4.0 | CRITICAL | 9119a7d8-5eab-497f-8521-727c672e3725 |
Solution
- Update software to the latest version.
- Apply vendor-provided security patches.
- Restrict network access to the affected system.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-49435.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-49435 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-49435
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-49435 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-49435 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Aug. 04, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-49435', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-08-04T18:59:31.599509Z'} -
New CVE Received by 9119a7d8-5eab-497f-8521-727c672e3725
Aug. 04, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Keysight', 'product': 'Hawkeye', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '6.0.7', 'versionType': 'custom'}, {'status': 'unaffected', 'version': '6.0.7'}], 'defaultStatus': 'unknown'}, {'vendor': 'Keysight', 'product': 'IxChariot', 'versions': [{'status': 'unaffected', 'version': '10.0.254'}, {'status': 'affected', 'version': '0', 'lessThan': '10.0.254', 'versionType': 'custom'}], 'defaultStatus': 'unknown'}, {'vendor': 'Keysight', 'product': 'IxTap', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '3.13.0', 'versionType': 'custom'}, {'status': 'unaffected', 'version': '3.13.0'}], 'defaultStatus': 'unknown'}, {'vendor': 'Keysight', 'product': 'IxProbe', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '3.13.0', 'versionType': 'custom'}, {'status': 'unaffected', 'version': '3.13.0'}], 'defaultStatus': 'unknown'}, {'vendor': 'Keysight', 'product': 'IxByPass', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '3.13.0.69', 'versionType': 'custom'}, {'status': 'unaffected', 'version': '3.13.0.69'}], 'defaultStatus': 'unknown'}] Added SSVC {'id': 'CVE-2026-49435', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-05-29T17:58:14.676221Z'} Added 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. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-121 Added Reference https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-216-01.json Added Reference https://www.cve.org/CVERecord?id=CVE-2026-49435 Added Reference https://www.keysight.com/us/en/about/quality-and-security/security/product-and-solution-cyber-security/security-advisory-archive/security-advisory--ixchariot-vulnerability.html Added Reference https://www.keysight.com/us/en/lib/software-detail/computer-software/hawkeye.html Added Reference https://www.keysight.com/us/en/lib/software-detail/computer-software/ixchariot.html Added Reference https://www.keysight.com/us/en/lib/software-detail/instrument-firmware-software/ixprobe.html Added Reference https://www.keysight.com/us/en/product/IXTP-CU3-T/copper-taps---ixtp-cu3-t.html