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cvelistSapCVELIST:CVE-2021-38162
HistorySep 14, 2021 - 11:15 a.m.

CVE-2021-38162

2021-09-1411:15:37
CWE-444
sap
www.cve.org
5
sap
web dispatcher
vulnerability
unauthenticated attacker
malicious request
network
front-end server
back-end server

CVSS3

8.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L

AI Score

9.2

Confidence

High

EPSS

0.043

Percentile

92.4%

SAP Web Dispatcher versions - 7.49, 7.53, 7.77, 7.81, KRNL64NUC - 7.22, 7.22EXT, 7.49, KRNL64UC -7.22, 7.22EXT, 7.49, 7.53, KERNEL - 7.22, 7.49, 7.53, 7.77, 7.81, 7.83 processes allow an unauthenticated attacker to submit a malicious crafted request over a network to a front-end server which may, over several attempts, result in a back-end server confusing the boundaries of malicious and legitimate messages. This can result in the back-end server executing a malicious payload which can be used to read or modify any information on the server or consume server resources making it temporarily unavailable.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "SAP Web Dispatcher",
    "vendor": "SAP SE",
    "versions": [
      {
        "status": "affected",
        "version": "WEBDISP - 7.49"
      },
      {
        "status": "affected",
        "version": "7.53"
      },
      {
        "status": "affected",
        "version": "7.77"
      },
      {
        "status": "affected",
        "version": "7.81"
      },
      {
        "status": "affected",
        "version": "KRNL64NUC - 7.22"
      },
      {
        "status": "affected",
        "version": "7.22EXT"
      },
      {
        "status": "affected",
        "version": "7.49"
      },
      {
        "status": "affected",
        "version": "KRNL64UC -7.22"
      },
      {
        "status": "affected",
        "version": "KERNEL - 7.22"
      },
      {
        "status": "affected",
        "version": "7.83"
      }
    ]
  }
]

CVSS3

8.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L

AI Score

9.2

Confidence

High

EPSS

0.043

Percentile

92.4%

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