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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A10:2025 - Mishandling of Exceptional Conditions
ASVS 5.0
V16 - Security Logging and Error Handling Division safety checks
Impact

CVSS score of 5.5 (MEDIUM). Attack characteristics: local attack vector, low complexity, low privileges required, no user interaction not required.

Exploit ScenarioDerived

Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 12.4% exploitation probability (EPSS)

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AnalysisAI

A division-by-zero error on some AMD processors can potentially return speculative data resulting in loss of confidentiality. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

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Technical ContextAI · show details

This vulnerability is classified under CWE-369. A division-by-zero error on some AMD processors can potentially return speculative data resulting in loss of confidentiality. Affected products include: Debian Debian Linux, Amd Epyc 7351P Firmware, Amd Epyc 7401P Firmware, Amd Epyc 7551P Firmware, Amd Epyc 7251 Firmware.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 5.5 MEDIUM
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

DescriptionNVD

A division-by-zero error on some AMD processors can potentially return speculative data resulting in loss of confidentiality.

Threat Intelligence Overview

EPSS Score
12.4%
Top 4% exploitable
Data Quality
2 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 12.4%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

40
Low Medium High Critical
KEV: 0
EPSS: +12
CVSS: +28
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)NVD

cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7351p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7401p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7551p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7251_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7261_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7281_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7301_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7351_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7371_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7401_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7451_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7501_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7551_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7571_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7601_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5_pro_3400g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5_3400g_firmware:-:*:*:*:*:*:*:*
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References

Advisories & patches
ADVISORY https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7007 REF http://www.openwall.com/lists/oss-security/2023/09/25/3 REF http://www.openwall.com/lists/oss-security/2023/09/25/4 REF http://www.openwall.com/lists/oss-security/2023/09/25/5 REF http://www.openwall.com/lists/oss-security/2023/09/25/7 REF http://www.openwall.com/lists/oss-security/2023/09/25/8 REF http://www.openwall.com/lists/oss-security/2023/09/26/5 REF http://www.openwall.com/lists/oss-security/2023/09/26/8 REF http://www.openwall.com/lists/oss-security/2023/09/26/9 REF http://www.openwall.com/lists/oss-security/2023/09/27/1 REF http://www.openwall.com/lists/oss-security/2023/10/03/12 REF http://www.openwall.com/lists/oss-security/2023/10/03/13 REF http://www.openwall.com/lists/oss-security/2023/10/03/14 REF http://www.openwall.com/lists/oss-security/2023/10/03/15 REF http://www.openwall.com/lists/oss-security/2023/10/03/16 REF http://www.openwall.com/lists/oss-security/2023/10/03/9 REF http://www.openwall.com/lists/oss-security/2023/10/04/1 REF http://www.openwall.com/lists/oss-security/2023/10/04/2 REF http://www.openwall.com/lists/oss-security/2023/10/04/3 REF http://www.openwall.com/lists/oss-security/2023/10/04/4 REF http://xenbits.xen.org/xsa/advisory-439.html REF https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html REF https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AGZCACEHT6ZZZGG36QQMGROBM4FLWYJX/ REF https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DIOYP4ZOBML4RCUM3MHRFZUQL445MZM3/ REF https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KJTUVYZMP6BNF342DS3W7XGOGXC6JPN5/ REF https://security.netapp.com/advisory/ntap-20240531-0005/ REF https://www.debian.org/security/2023/dsa-5480 REF https://www.debian.org/security/2023/dsa-5492

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