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DragosCVE-2023-40710

HistoryAug 24, 2023 - 5:15 p.m.

CVE-2023-40710

2023-08-2417:15:09

CWE-770

CWE-400

Dragos

web.nvd.nist.gov

cve-2023-40710

adversary

continuous restart loop

http get requests

snap pac s1 firmware

vulnerability

nvd

CVSS3

7.5

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

AI Score

7.2

Confidence

High

EPSS

0.001

Percentile

34.3%

JSON

An adversary could cause a continuous restart loop to the entire device by sending a large quantity of HTTP GET requests if the controller has the built-in web server enabled but does not have the built-in web server completely set up and configured for the SNAP PAC S1 Firmware version R10.3b

Affected configurations

Nvd

Node

opto22snap_pac_s1_firmwareMatchr10.3b

AND

opto22snap_pac_s1Match-

VendorProductVersionCPE
opto22snap_pac_s1_firmwarer10.3bcpe:2.3:o:opto22:snap_pac_s1_firmware:r10.3b:*:*:*:*:*:*:*
opto22snap_pac_s1-cpe:2.3:h:opto22:snap_pac_s1:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
opto22	snap_pac_s1_firmware	r10.3b	cpe:2.3:o:opto22:snap_pac_s1_firmware:r10.3b:::::::*
opto22	snap_pac_s1	-	cpe:2.3:h:opto22:snap_pac_s1:-:::::::*

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "SNAP PAC S1",
    "vendor": "OPTO 22",
    "versions": [
      {
        "status": "affected",
        "version": "R10.3b"
      }
    ]
  }
]

References

www.cisa.gov/news-events/ics-advisories/icsa-23-236-02

CVSS3

7.5

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

AI Score

7.2

Confidence

High

EPSS

0.001

Percentile

34.3%

JSON

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