Vulnerability Name:

CVE-2020-5525 (CCN-176512)

Assigned:2020-02-19
Published:2020-02-19
Updated:2020-02-21
Summary:Aterm series (Aterm WF1200C firmware Ver1.2.1 and earlier, Aterm WG1200CR firmware Ver1.2.1 and earlier, Aterm WG2600HS firmware Ver1.3.2 and earlier) allows an authenticated attacker on the same network segment to execute arbitrary OS commands with root privileges via management screen.
CVSS v3 Severity:8.0 High (CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
7.0 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.7 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:7.7 High (CVSS v2 Vector: AV:A/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
8.3 High (CCN CVSS v2 Vector: AV:A/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-78
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2020-5525

Source: CCN
Type: JVN#25766797
Multiple OS command injection vulnerabilities in Aterm WF1200C, Aterm WG1200CR, and Aterm WG2600HS

Source: XF
Type: UNKNOWN
aterm-cve20205525-cmd-exec(176512)

Source: MISC
Type: Not Applicable, Third Party Advisory
https://jpn.nec.com/security-info/secinfo/nv20-003.html

Source: MISC
Type: Not Applicable, Third Party Advisory
https://jvn.jp/en/jp/JVN49410695/index.html

Source: CCN
Type: Aterm Web site
Aterm

Vulnerable Configuration:Configuration 1:
  • cpe:/o:nec:aterm_wg2600hs_firmware:*:*:*:*:*:*:*:* (Version <= 1.3.2)
  • AND
  • cpe:/h:nec:aterm_wg2600hs:-:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:nec:aterm_wf1200c_firmware:*:*:*:*:*:*:*:* (Version <= 1.2.1)
  • AND
  • cpe:/h:nec:aterm_wf1200c:-:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:nec:aterm_wg1200cr_firmware:*:*:*:*:*:*:*:* (Version <= 1.2.1)
  • AND
  • cpe:/h:nec:aterm_wg1200cr:-:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    nec aterm wg2600hs firmware *
    nec aterm wg2600hs -
    nec aterm wf1200c firmware *
    nec aterm wf1200c -
    nec aterm wg1200cr firmware *
    nec aterm wg1200cr -