[Japanese]

JVNDB-2021-000010

Multiple vulnerabilities in multiple LOGITEC products

Overview

Multiple products provided by LOGITEC CORPORATION contain multiple vulnerabilities.

*Improper restriction of excessive authentication attempts (CWE-307) - CVE-2021-20635
*Cross-site request forgery (CWE-352) - CVE-2021-20636, CVE-2021-20641
*Improper check or handling of exceptional conditions (CWE-703) - CVE-2021-20637, CVE-2021-20642
*OS command injection (CWE-78) - CVE-2021-20638
*OS command injection (CWE-78) - CVE-2021-20639
*Buffer overflow (CWE-119) - CVE-2021-20640

CVE-2021-20635
Takaaki Minegishi and Takeshi Okamoto of Kanagawa Institute of Technology reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

CVE-2021-20636, CVE-2021-20637, CVE-2021-20642
Shuto Imai of LAC Co., Ltd. reported these vulnerabilities to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

CVE-2021-20638, CVE-2021-20639, CVE-2021-20640
Taizoh Tsukamoto of Mitsui Bussan Secure Directions, Inc. reported these vulnerabilities to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 6.8 (Medium) [IPA Score]
  • Attack Vector: Adjacent Network
  • Attack Complexity: Low
  • Privileges Required: High
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High
CVSS V2 Severity:
Base Metrics 5.2 (Medium) [IPA Score]
  • Access Vector: Adjacent Network
  • Access Complexity: Low
  • Authentication: Single Instance
  • Confidentiality Impact: Partial
  • Integrity Impact: Partial
  • Availability Impact: Partial
The above CVSS base scores have been assigned for CVE-2021-20638

CVSS V3 Severity:
Base Metrics: 4.3 (Medium) [JPCERT/CC Score]
  • Attack Vector: Adjacent
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: Low
  • Integrity Impact: None
  • Availability Impact: None
CVSS V2 Severity:
Base Metrics: 3.3 (Low) [JPCERT/CC Score]
  • Access Vector: Adjacent Network
  • Access Complexity: Low
  • Authentication: None
  • Confidentiality Impact: Partial
  • Integrity Impact: None
  • Availability Impact: None
The above CVSS base scores have been assigned for CVE-2021-20635

CVSS V3 Severity:
Base Metrics: 4.3 (Medium) [JPCERT/CC Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Scope: Unchanged
  • Confidentiality Impact: None
  • Integrity Impact: Low
  • Availability Impact: None
CVSS V2 Severity:
Base Metrics: 4.0 (Medium) [JPCERT/CC Score]
  • Access Vector: Network
  • Access Complexity: High
  • Authentication: None
  • Confidentiality Impact: Partial
  • Integrity Impact: Partial
  • Availability Impact: None
The above CVSS base scores have been assigned for CVE-2021-20636, CVE-2021-20641

CVSS V3 Severity:
Base Metrics: 4.3 (Medium) [JPCERT/CC Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Scope: Unchanged
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: Low
CVSS V2 Severity:
Base Metrics: 2.6 (Low) [JPCERT/CC Score]
  • Access Vector: Network
  • Access Complexity: High
  • Authentication: None
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: Partial
The above CVSS base scores have been assigned for CVE-2021-20637, CVE-2021-20642

CVSS V3 Severity:
Base Metrics: 6.8 (Medium) [JPCERT/CC Score]
  • Attack Vector: Adjacent
  • Attack Complexity: Low
  • Privileges Required: High
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High
CVSS V2 Severity:
Base Metrics: 5.2 (Medium) [JPCERT/CC Score]
  • Access Vector: Adjacent Network
  • Access Complexity: Low
  • Authentication: Single
  • Confidentiality Impact: Partial
  • Integrity Impact: Partial
  • Availability Impact: Partial
The above CVSS base scores have been assigned for CVE-2021-20639

CVSS V3 Severity:
Base Metrics: 6.8 (Medium) [JPCERT/CC Score]
  • Attack Vector: Adjacent
  • Attack Complexity: Low
  • Privileges Required: High
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High
CVSS V2 Severity:
Base Metrics: 5.2 (Medium) [JPCERT/CC Score]
  • Access Vector: Adjacent Network
  • Access Complexity: Low
  • Authentication: Single
  • Confidentiality Impact: Partial
  • Integrity Impact: Partial
  • Availability Impact: Partial
The above CVSS base scores have been assigned for CVE-2021-20640
Affected Products


Logitec Corp.
  • LAN-W300N/PGRB (CVE-2021-20638, CVE-2021-20639, CVE-2021-20640)
  • LAN-W300N/PR5B (CVE-2021-20636, CVE-2021-20637)
  • LAN-W300N/RS firmware (CVE-2021-20641, CVE-2021-20642)
  • LAN-WH450N/GR (CVE-2021-20635)

Impact

*An attacker in the wireless range of the device may recover PIN and access the network - CVE-2021-20635
*If a user who is logging into the administrative web page of the device accesses a specially crafted URL, unintended operation to the device such as changes of the device settings may be conducted - CVE-2021-20636, CVE-2021-20641
*If a user who is logging into the administrative web page of the device accesses a specially crafted URL, that may lead to a denial-of-service (DoS) condition - CVE-2021-20637, CVE-2021-20642
*An attacker who can access the administrative web page of the device may execute arbitrary OS command - CVE-2021-20638, CVE-2021-20639, CVE-2021-20640
Solution

[Stop using the products]
The developer states these vulnerable products are no longer supported, therefore stop using the products.
Vendor Information

Logitec Corp.
CWE (What is CWE?)

  1. Buffer Errors(CWE-119) [IPA Evaluation]
  2. Improper Authentication(CWE-287) [IPA Evaluation]
  3. Cross-Site Request Forgery(CWE-352) [IPA Evaluation]
  4. OS Command Injection(CWE-78) [IPA Evaluation]
  5. No Mapping(CWE-Other) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2021-20635
  2. CVE-2021-20636
  3. CVE-2021-20637
  4. CVE-2021-20638
  5. CVE-2021-20639
  6. CVE-2021-20640
  7. CVE-2021-20641
  8. CVE-2021-20642
References

  1. JVN : JVN#96783542
  2. National Vulnerability Database (NVD) : CVE-2021-20635
  3. National Vulnerability Database (NVD) : CVE-2021-20636
  4. National Vulnerability Database (NVD) : CVE-2021-20637
  5. National Vulnerability Database (NVD) : CVE-2021-20638
  6. National Vulnerability Database (NVD) : CVE-2021-20639
  7. National Vulnerability Database (NVD) : CVE-2021-20640
  8. National Vulnerability Database (NVD) : CVE-2021-20641
  9. National Vulnerability Database (NVD) : CVE-2021-20642
Revision History

  • [2021/01/26]
      Web page was published

Date Public2021/01/26
Date First Published2021/01/26
Date Last Updated2021/01/26