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cveSICK AGCVE-2022-27577
HistoryApr 11, 2022 - 8:15 p.m.

CVE-2022-27577

2022-04-1120:15:22
CWE-330
CWE-342
SICK AG
web.nvd.nist.gov
60
cve-2022-27577
vulnerability
sick msc800
tcp
sequence prediction
update
nvd

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

9

Confidence

High

EPSS

0.002

Percentile

57.5%

The vulnerability in the MSC800 in all versions before 4.15 allows for an attacker to predict the TCP initial sequence number. When the TCP sequence is predictable, an attacker can send packets that are forged to appear to come from a trusted computer. These forged packets could compromise services on the MSC800. SICK has released a new firmware version of the SICK MSC800 and recommends updating to the newest version.

Affected configurations

Nvd
Node
sickmsc800Match-
AND
sickmsc800_firmwareRange<4.15
VendorProductVersionCPE
sickmsc800-cpe:2.3:h:sick:msc800:-:*:*:*:*:*:*:*
sickmsc800_firmware*cpe:2.3:o:sick:msc800_firmware:*:*:*:*:*:*:*:*

CNA Affected

[
  {
    "product": "SICK MSC800",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "All versions before 4.15"
      }
    ]
  }
]

References

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

9

Confidence

High

EPSS

0.002

Percentile

57.5%

Related for CVE-2022-27577