7.4 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H
7.3 High
AI Score
Confidence
Low
0.0004 Low
EPSS
Percentile
9.1%
Server receiving a malformed message that where the GCL message hostname may be too large which may cause a stack overflow; resulting in possible remote code execution.Β Honeywell recommends updating to the most recent version of the product. See Honeywell Security Notification for recommendations on upgrading and versioning.
[
{
"defaultStatus": "unaffected",
"platforms": [
"Experion PKS"
],
"product": "Experion Server",
"vendor": "Honeywell",
"versions": [
{
"lessThanOrEqual": "520.2 TCU4",
"status": "affected",
"version": "520.2",
"versionType": "semver"
},
{
"lessThanOrEqual": "510.2 HF13",
"status": "affected",
"version": "510.1",
"versionType": "semver"
},
{
"lessThanOrEqual": "520.1 TCU4",
"status": "affected",
"version": "520.1",
"versionType": "semver"
},
{
"lessThanOrEqual": "511.5 TCU4 HF3",
"status": "affected",
"version": "511.1",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"platforms": [
"Experion LX"
],
"product": "Experion Server",
"vendor": "Honeywell",
"versions": [
{
"lessThanOrEqual": "520.2 TCU4",
"status": "affected",
"version": "520.2",
"versionType": "semver"
},
{
"lessThanOrEqual": "511.5 TCU4 HF3",
"status": "affected",
"version": "511.1",
"versionType": "semver"
},
{
"lessThanOrEqual": "520.1 TCU4",
"status": "affected",
"version": "520.1",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"platforms": [
"PlantCruise by Experion"
],
"product": "Experion Server",
"vendor": "Honeywell",
"versions": [
{
"lessThanOrEqual": "520.2 TCU4",
"status": "affected",
"version": "520.2",
"versionType": "semver"
},
{
"lessThanOrEqual": "520.1 TCU4",
"status": "affected",
"version": "520.1",
"versionType": "semver"
},
{
"lessThanOrEqual": "511.5 TCU4 HF3",
"status": "affected",
"version": "520.2 TCU4 HFR2",
"versionType": "semver"
}
]
}
]
7.4 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H
7.3 High
AI Score
Confidence
Low
0.0004 Low
EPSS
Percentile
9.1%