01 Record
CVE-2023-5393
Server receiving a malformed message that causes a disconnect to a hostname may causing a stack overflow resulting in possible remote code execution. Honeywell recommends updating to the most recent
HighPUBLISHEDCNA: Honeywell
CNA base score7.4 CVSS v3.xCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H
02 Description
Server receiving a malformed message that causes a disconnect to a hostname may causing a stack overflow resulting in possible remote code execution. Honeywell recommends updating to the most recent
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.71% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 53.0% of scored records. A rank, not a probability.
- NVD base score
- 7.4 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H
- NVD analysis status
- Deferred. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2024-04-11 19:20Z2 YR AGO
- Last updated
- 2024-08-02 07:59Z2 YR AGO
- Reserved
- 2023-10-04
- Assigning CNA
- Honeywell
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.4)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H
- Weaknesses
- CWE-130Improper Handling of Length Parameter InconsistencyBase
- Data version
- 5.1
- Document digest
- 8e45ca7b0916c914482d76be0f833680a1fc54adab55d02207d7d701702d8499
05 Affected products
VendorProductVersionsPlatforms
HoneywellExperion Server520.2 to 520.2 TCU4, 511.1 to 511.5 TCU4 HF3, 520.1 to 520.1 TCU4, 520.2 TCU4 HFR2 to 511.5 TCU4 HF3Experion PKS, Experion LX, PlantCruise by Experion
06 References
- process.honeywell.comhttps://process.honeywell.com