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[email protected]CVE-2021-33684

HistoryJul 14, 2021 - 12:15 p.m.

CVE-2021-33684

2021-07-1412:15:09

CWE-787

[email protected]

web.nvd.nist.gov

182

cve

2021

33684

sap

netweaver

abap

platform

security

vulnerability

memory corruption

nvd

krnl32nuc

krnl32uc

krnl64nuc

krnl64uc

kernel

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

5 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.001 Low

EPSS

Percentile

42.8%

JSON

SAP NetWeaver AS ABAP and ABAP Platform, versions - KRNL32NUC 7.21, 7.21EXT, 7.22, 7.22EXT, KRNL32UC 7.21, 7.21EXT, 7.22, 7.22EXT, KRNL64NUC 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49, KRNL64UC 8.04, 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49, 7.53, KERNEL 8.04, 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49, 7.53, 7.77, 7.81, 7.84, allows an attacker to send overlong content in the RFC request type thereby crashing the corresponding work process because of memory corruption vulnerability. The work process will attempt to restart itself after the crash and hence the impact on the availability is low.

Affected configurations

NVD

Node

sapnetweaver_abapMatch7.21

sapnetweaver_abapMatch7.21ext

sapnetweaver_abapMatch7.22

sapnetweaver_abapMatch7.22ext

sapnetweaver_abapMatch7.49

sapnetweaver_abapMatch7.53

sapnetweaver_abapMatch7.77

sapnetweaver_abapMatch7.81

sapnetweaver_abapMatchkernel_8.04

sapnetweaver_abapMatchkrnl32nuc_7.21

sapnetweaver_abapMatchkrnl32uc_7.21

sapnetweaver_abapMatchkrnl64nuc_7.21

sapnetweaver_abapMatchkrnl64uc_8.04

sapnetweaver_application_server_abapMatch7.21

sapnetweaver_application_server_abapMatch7.21ext

sapnetweaver_application_server_abapMatch7.22

sapnetweaver_application_server_abapMatch7.22ext

sapnetweaver_application_server_abapMatch7.49

sapnetweaver_application_server_abapMatch7.53

sapnetweaver_application_server_abapMatch7.77

sapnetweaver_application_server_abapMatch7.81

sapnetweaver_application_server_abapMatchkernel_8.04

sapnetweaver_application_server_abapMatchkrnl32nuc_7.21

sapnetweaver_application_server_abapMatchkrnl32uc_7.21

sapnetweaver_application_server_abapMatchkrnl64nuc_7.21

sapnetweaver_application_server_abapMatchkrnl64uc_8.04

CPENameOperatorVersion
sap:netweaver_abapsap netweaver abapeq7.21
sap:netweaver_abapsap netweaver abapeq7.21ext
sap:netweaver_abapsap netweaver abapeq7.22
sap:netweaver_abapsap netweaver abapeq7.22ext
sap:netweaver_abapsap netweaver abapeq7.49
sap:netweaver_abapsap netweaver abapeq7.53
sap:netweaver_abapsap netweaver abapeq7.77
sap:netweaver_abapsap netweaver abapeq7.81
sap:netweaver_abapsap netweaver abapeqkernel_8.04
sap:netweaver_abapsap netweaver abapeqkrnl32nuc_7.21

CPE	Name	Operator	Version
sap:netweaver_abap	sap netweaver abap	eq	7.21
sap:netweaver_abap	sap netweaver abap	eq	7.21ext
sap:netweaver_abap	sap netweaver abap	eq	7.22
sap:netweaver_abap	sap netweaver abap	eq	7.22ext
sap:netweaver_abap	sap netweaver abap	eq	7.49
sap:netweaver_abap	sap netweaver abap	eq	7.53
sap:netweaver_abap	sap netweaver abap	eq	7.77
sap:netweaver_abap	sap netweaver abap	eq	7.81
sap:netweaver_abap	sap netweaver abap	eq	kernel_8.04
sap:netweaver_abap	sap netweaver abap	eq	krnl32nuc_7.21

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CNA Affected

[
  {
    "product": "SAP NetWeaver AS ABAP and ABAP Platform",
    "vendor": "SAP SE",
    "versions": [
      {
        "status": "affected",
        "version": "< KRNL32NUC 7.21"
      },
      {
        "status": "affected",
        "version": "< 7.21EXT"
      },
      {
        "status": "affected",
        "version": "< 7.22"
      },
      {
        "status": "affected",
        "version": "< 7.22EXT"
      },
      {
        "status": "affected",
        "version": "< KRNL32UC 7.21"
      },
      {
        "status": "affected",
        "version": "< KRNL64NUC 7.21"
      },
      {
        "status": "affected",
        "version": "< 7.49"
      },
      {
        "status": "affected",
        "version": "< KRNL64UC 8.04"
      },
      {
        "status": "affected",
        "version": "< 7.21"
      },
      {
        "status": "affected",
        "version": "< 7.53"
      },
      {
        "status": "affected",
        "version": "< KERNEL 8.04"
      },
      {
        "status": "affected",
        "version": "< 7.77"
      },
      {
        "status": "affected",
        "version": "< 7.81"
      },
      {
        "status": "affected",
        "version": "< 7.84"
      }
    ]
  }
]

References

launchpad.support.sap.com/#/notes/3032624

wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=580617506

Social References

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

5 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.001 Low

EPSS

Percentile

42.8%

JSON

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