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cve[email protected]CVE-2021-27631
HistoryJun 09, 2021 - 2:15 p.m.

CVE-2021-27631

2021-06-0914:15:09
CWE-476
web.nvd.nist.gov
22
5
cve-2021-27631
sap
netweaver
abap server
enqueue server
security vulnerability

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

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

0.002 Low

EPSS

Percentile

51.9%

SAP NetWeaver ABAP Server and ABAP Platform (Enqueue Server), versions - KRNL32NUC - 7.22,7.22EXT, KRNL64NUC - 7.22,7.22EXT,7.49, KRNL64UC - 8.04,7.22,7.22EXT,7.49,7.53,7.73, KERNEL - 7.22,8.04,7.49,7.53,7.73, allows an unauthenticated attacker without specific knowledge of the system to send a specially crafted packet over a network which will trigger an internal error in the system due to improper input validation in method EnqConvUniToSrvReq() causing the system to crash and rendering it unavailable. In this attack, no data in the system can be viewed or modified.

Affected configurations

NVD
Node
sapnetweaver_as_abapMatchkernel_7.22
OR
sapnetweaver_as_abapMatchkernel_7.49
OR
sapnetweaver_as_abapMatchkernel_7.53
OR
sapnetweaver_as_abapMatchkernel_7.73
OR
sapnetweaver_as_abapMatchkernel_7.77
OR
sapnetweaver_as_abapMatchkernel_7.81
OR
sapnetweaver_as_abapMatchkernel_7.82
OR
sapnetweaver_as_abapMatchkernel_7.83
OR
sapnetweaver_as_abapMatchkernel_8.04
OR
sapnetweaver_as_abapMatchkrnl32nuc_7.22
OR
sapnetweaver_as_abapMatchkrnl32nuc_7.22ext
OR
sapnetweaver_as_abapMatchkrnl64nuc_7.22
OR
sapnetweaver_as_abapMatchkrnl64nuc_7.22ext
OR
sapnetweaver_as_abapMatchkrnl64nuc_7.49
OR
sapnetweaver_as_abapMatchkrnl64uc_7.22
OR
sapnetweaver_as_abapMatchkrnl64uc_7.22ext
OR
sapnetweaver_as_abapMatchkrnl64uc_7.49
OR
sapnetweaver_as_abapMatchkrnl64uc_7.53
OR
sapnetweaver_as_abapMatchkrnl64uc_7.73
OR
sapnetweaver_as_abapMatchkrnl64uc_8.04

CNA Affected

[
  {
    "vendor": "SAP SE",
    "product": "SAP NetWeaver ABAP Server and ABAP Platform (Enqueue Server)",
    "versions": [
      {
        "version": "< KRNL32NUC - 7.22",
        "status": "affected"
      },
      {
        "version": "< 7.22EXT",
        "status": "affected"
      },
      {
        "version": "< KRNL64NUC - 7.22",
        "status": "affected"
      },
      {
        "version": "< 7.49",
        "status": "affected"
      },
      {
        "version": "< KRNL64UC - 8.04",
        "status": "affected"
      },
      {
        "version": "< 7.22",
        "status": "affected"
      },
      {
        "version": "< 7.53",
        "status": "affected"
      },
      {
        "version": "< 7.73",
        "status": "affected"
      },
      {
        "version": "< KERNEL - 7.22",
        "status": "affected"
      },
      {
        "version": "< 8.04",
        "status": "affected"
      }
    ]
  }
]

Social References

More

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

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

0.002 Low

EPSS

Percentile

51.9%

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