Cyber Resilience

CVE-2021-31845

High

Published: 17 September 2021

Published
17 September 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 8.4 CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
EPSS Score 0.0096 76.9th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-31845 is a high-severity Classic Buffer Overflow (CWE-120) vulnerability in Mcafee Data Loss Prevention Discover. Its CVSS base score is 8.4 (High).

Operationally, ranked in the top 23.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A buffer overflow vulnerability in McAfee Data Loss Prevention (DLP) Discover prior to 11.6.100 allows an attacker in the same network as the DLP Discover to execute arbitrary code through placing carefully constructed Ami Pro (.sam) files onto a machine…

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and having DLP Discover scan it, leading to remote code execution with elevated privileges. This is caused by the destination buffer being of fixed size and incorrect checks being made on the source size.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

mcafee
data loss prevention discover
≤ 11.6.100 · 11.7.0 — 11.7.100

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-120

Platform-independent managed code eliminates the need for unchecked native buffer copies that are the root cause of classic buffer overflows.

References