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  4. CVE 2026 121382 netcore nbr100v2 autoac msgaesdec integer overflow
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Back to active CVEs
High · CVSS 8.7CVE-2026-121382

Netcore NBR100V2 auto_ac msg_aes_dec integer overflowCVE-2026-121382

Answer in brief

CVE-2026-121382 records a High severity (CVSS 8.7) vulnerability in Netcore NBR100V2 auto_ac msg_aes_dec integer overflow. The current sources do not mark it as known exploited. The current feed maps Netcore/NBR100V2 (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Nov 3, 2026Updated Nov 3, 2026Source checked Nov 3, 2026First seen by HOL Nov 3, 2026Material review Nov 3, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 8.7
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

CVSS is 8.7. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Netcore/NBR100V2 (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Netcore/NBR100V2generic1.3.240614.030928Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Netcore/NBR100V2.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Nov 3, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Nov 3, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Nov 3, 2026

Sources and claim methodology

  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencevuldb.com
Upstream source 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.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Silent element-count truncation via 32-bit bit-length overflow in packed-bit vector viewsAlso CWE-190
  • Monitoring Plugins check_icmp: -H argument count overflow leads in setuid-root binaryAlso CWE-190

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-190, CWE-189
Source
CVE List V5
Source checked
Nov 3, 2026
References
4 linked sources
Open source record