[Japanese]

JVNDB-2018-000076

Multiple vulnerabilities in Aterm W300P

Overview

Aterm W300P provided by NEC Corporation contains multiple vulnerabilities listed below.
* OS Command Injection (CWE-78) - CVE-2018-0629, CVE-2018-0630, CVE-2018-0631
* Buffer Overflow (CWE-119) - CVE-2018-0632, CVE-2018-0633

Taizoh Tsukamoto of Mitsui Bussan Secure Directions, Inc. reported this vulnerability 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-2018-0629, CVE-2018-0630, CVE-2018-0631

CVSS V3 Severity:
Base Metrics: 6.8 (Medium) [IPA 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) [IPA 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-2018-0632, CVE-2018-0633
Affected Products


NEC Corporation
  • Aterm W300P firmware firmware Ver1.0.13 and earlier

Impact

* A user who can access the product with administrative privileges may execute an arbitrary OS command. - CVE-2018-0629, CVE-2018-0630, CVE-2018-0631
* A user who can access the product with administrative privileges may execute an arbitrary code. - CVE-2018-0632, CVE-2018-0633
Solution

[Update the Firmware]
Apply the latest firmware update according to the information provided by the developer.
Vendor Information

NEC Corporation
  • NEC Security Information : NV18-011 (in Japanese)
CWE (What is CWE?)

  1. Buffer Errors(CWE-119) [IPA Evaluation]
  2. OS Command Injection(CWE-78) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2018-0629
  2. CVE-2018-0630
  3. CVE-2018-0631
  4. CVE-2018-0632
  5. CVE-2018-0633
References

  1. JVN : JVN#26629618
  2. National Vulnerability Database (NVD) : CVE-2018-0629
  3. National Vulnerability Database (NVD) : CVE-2018-0630
  4. National Vulnerability Database (NVD) : CVE-2018-0631
  5. National Vulnerability Database (NVD) : CVE-2018-0632
  6. National Vulnerability Database (NVD) : CVE-2018-0633
Revision History

  • [2018/07/12]
      Web page was published
  • [2019/08/27]
      References : Contents were added

Date Public2018/07/12
Date First Published2018/07/12
Date Last Updated2019/08/27