Home/CVE/Experion server DoS due to heap overflow occurring during the handling of a specially crafted message for a specific con
CVE

CVE-2023-23585

Experion server DoS due to heap overflow occurring during the handling of a specially crafted message for a specific con

Experion server DoS due to heap overflow occurring during the handling of a specially crafted message for a specific configuration operation. See Honeywell Security Notification for recommendations on upgrading and versioning.

CRITICAL · CVSS 9.8 EPSS 0.00077
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-787Out-of-bounds Write
CWE-787Out-of-bounds Write
▤

Affected Products & Versions

16
honeywell experion server>= 501.1 and <= 501.6hf8
honeywell experion server>= 510.1 and <= 510.2hf12
honeywell experion server>= 511.1 and <= 511.5tcu3
honeywell experion server>= 520.1 and <= 520.1tcu4
honeywell experion server>= 520.2 and <= 520.2tcu2
honeywell experion station>= 501.1 and <= 501.6hf8
honeywell experion station>= 510.1 and <= 510.2hf12
honeywell experion station>= 511.1 and <= 511.5tcu3
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · psirt@honeywell.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD13 Jul 2023 · 11:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

1
cisa-csafcisa-csaf-csaf_files-OT-white-2023-icsa-23-194-06
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://process.honeywell.comProduct
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