What is CVE-2023-26999?

CVE-2023-26999 is a critical-severity vulnerability in Netscout Ngeniusone, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 9.8/10. Published 2024-01-09.

How severe is CVE-2023-26999?

Critical severity. CVSS v3 base score is 9.8 out of 10.

XXE in Netscout Ngeniusone

CVE-2023-26999

An issue found in NetScout nGeniusOne v.6.3.4 allows a remote attacker to execute arbitrary code and cause a denial of service via a crafted file.

Vulnerability class: XXE (XML External Entity)

EPSS: 0.014 (68.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Netscout Ngeniusone — versions 6.3.4
N/a — versions n/a

Weakness classification (CWE)

CWE-611 — Improper Restriction of XML External Entity Reference (XXE)

References

cve@mitre.org (Product)
cve@mitre.org (Broken Link)
cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-26999?: CVE-2023-26999 is a critical-severity vulnerability in Netscout Ngeniusone, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 9.8/10. Published 2024-01-09.
How severe is CVE-2023-26999?: Critical severity. CVSS v3 base score is 9.8 out of 10.