CVE-2021-21488
4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
6.5 Medium
AI Score
Confidence
High
0.002 Low
EPSS
Percentile
57.1%
Knowledge Management versions 7.01, 7.02, 7.30, 7.31, 7.40, 7.50 allows a remote attacker with basic privileges to deserialize user-controlled data without verification, leading to insecure deserialization which triggers the attacker’s code, therefore impacting Availability.
Affected configurations
CNA Affected
[
{
"product": "SAP NetWeaver Knowledge Management",
"vendor": "SAP SE",
"versions": [
{
"status": "affected",
"version": "< 7.01"
},
{
"status": "affected",
"version": "< 7.02"
},
{
"status": "affected",
"version": "< 7.30"
},
{
"status": "affected",
"version": "< 7.31"
},
{
"status": "affected",
"version": "< 7.40"
},
{
"status": "affected",
"version": "< 7.50"
}
]
}
]Related
4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
6.5 Medium
AI Score
Confidence
High
0.002 Low
EPSS
Percentile
57.1%