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DragosCVELIST:CVE-2023-40706

HistoryAug 24, 2023 - 4:03 p.m.

CVE-2023-40706 Improper Restriction of Excessive Authentication Attempts in OPTO 22 SNAP PAC S1 Built-in Web Server

2023-08-2416:03:36

CWE-307

Dragos

www.cve.org

cve-2023-40706

excessive authentication attempts

snap pac s1

brute-force attack

CVSS3

8.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

9.6

Confidence

High

EPSS

0.002

Percentile

54.4%

JSON

There is no limit on the number of login attempts in the web server for the SNAP PAC S1 Firmware version R10.3b. This could allow for a brute-force attack on the built-in web server login.

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

8.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

9.6

Confidence

High

EPSS

0.002

Percentile

54.4%

JSON

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