CVE-2026-121382

HIGH
MEDIUM Priority: 0.04 BB Relevance: 76/100
Published: 2026-11-03 Modified: 2026-11-03 First seen: 2026-11-03 Status: active

Attack Surface

Network Low Complexity No Auth No Interaction

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: None
S: X
AT: None
VC: None
VI: None
VA: High

Description

A vulnerability was determined in Netcore NBR100V2 1.3.240614.030928. Affected by this issue is the function msg_aes_dec of the file /usr/bin/auto_ac. This manipulation causes integer overflow. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Affected Software (2)

VendorProductVersion
Netcore NBR100V2 1.3.240614.030928
Netcore NBR100V2 1.3.240614.030928

References & Advisories (4)

https://vuldb.com/vuln/430256
vdb-entry technical-description
https://vuldb.com/submit/1018496
third-party-advisory
https://vuldb.com/vuln/430256/cti
signature permissions-required

Bug Bounty Relevance

76 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity
✓ No user interaction

CVSS Score

7.7 / 10.0 v4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/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

EPSS — Exploitation Probability

0.58%
Raw Score 0.005760
Percentile 48.1%
Date 2026-11-14

EPSS Trend

2026-11-14
0.00576
2026-11-13
0.00576
2026-11-12
0.00576
2026-11-10
0.00576
2026-11-09
0.00576
2026-11-08
0.00576
2026-11-07
0.00576
2026-11-06
0.00576
2026-11-05
0.00576
2026-11-04
0.00576

Intelligence Sources

mitre ref →
nvd ref →