Vulnerability Name:

CVE-2021-33514 (CCN-203111)

Assigned:2021-05-07
Published:2021-05-07
Updated:2022-01-04
Summary:Certain NETGEAR devices are affected by command injection by an unauthenticated attacker via the vulnerable /sqfs/lib/libsal.so.0.0 library used by a CGI application, as demonstrated by setup.cgi?token=';$HTTP_USER_AGENT;' with an OS command in the User-Agent field. This affects GC108P before 1.0.7.3, GC108PP before 1.0.7.3, GS108Tv3 before 7.0.6.3, GS110TPPv1 before 7.0.6.3, GS110TPv3 before 7.0.6.3, GS110TUPv1 before 1.0.4.3, GS710TUPv1 before 1.0.4.3, GS716TP before 1.0.2.3, GS716TPP before 1.0.2.3, GS724TPPv1 before 2.0.4.3, GS724TPv2 before 2.0.4.3, GS728TPPv2 before 6.0.6.3, GS728TPv2 before 6.0.6.3, GS752TPPv1 before 6.0.6.3, GS752TPv2 before 6.0.6.3, MS510TXM before 1.0.2.3, and MS510TXUP before 1.0.2.3.
CVSS v3 Severity:9.8 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/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): Network
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
9.8 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/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): Network
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:10.0 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
10.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): 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-2021-33514

Source: XF
Type: UNKNOWN
netgear-cve202133514-cmd-exec(203111)

Source: MISC
Type: Exploit, Third Party Advisory
https://gynvael.coldwind.pl/?lang=en&id=733

Source: CCN
Type: NETGEAR Security Advisory: PSV-2021-0071
Security Advisory for Pre-Authentication Command Injection Vulnerability on Some Smart Switches

Source: MISC
Type: Vendor Advisory
https://kb.netgear.com/000063641/Security-Advisory-for-Pre-Authentication-Command-Injection-Vulnerability-on-Some-Smart-Switches-PSV-2021-0071

Vulnerable Configuration:Configuration 1:
  • cpe:/o:netgear:gc108p_firmware:*:*:*:*:*:*:*:* (Version < 1.0.7.3)
  • AND
  • cpe:/h:netgear:gc108p:-:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:netgear:gc108pp_firmware:*:*:*:*:*:*:*:* (Version < 1.0.7.3)
  • AND
  • cpe:/h:netgear:gc108pp:-:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:netgear:gs108t_firmware:*:*:*:*:*:*:*:* (Version < 7.0.6.3)
  • AND
  • cpe:/h:netgear:gs108tv3:-:*:*:*:*:*:*:*

    • Configuration 4:
  • cpe:/o:netgear:gs110tpp_firmware:*:*:*:*:*:*:*:* (Version < 7.0.6.3)
  • AND
  • cpe:/h:netgear:gs110tpp:v1:*:*:*:*:*:*:*

    • Configuration 5:
  • cpe:/o:netgear:gs110tp_firmware:*:*:*:*:*:*:*:* (Version < 7.0.6.3)
  • AND
  • cpe:/h:netgear:gs110tp:v3:*:*:*:*:*:*:*

    • Configuration 6:
  • cpe:/o:netgear:gs110tup_firmware:*:*:*:*:*:*:*:* (Version < 1.0.4.3)
  • AND
  • cpe:/h:netgear:gs110tup:v1:*:*:*:*:*:*:*

    • Configuration 7:
  • cpe:/o:netgear:gs710tup_firmware:*:*:*:*:*:*:*:* (Version < 1.0.4.3)
  • AND
  • cpe:/h:netgear:gs710tup:v1:*:*:*:*:*:*:*

    • Configuration 8:
  • cpe:/o:netgear:gs716tp_firmware:*:*:*:*:*:*:*:* (Version < 1.0.2.3)
  • AND
  • cpe:/h:netgear:gs716tp:-:*:*:*:*:*:*:*

    • Configuration 9:
  • cpe:/o:netgear:gs716tpp_firmware:*:*:*:*:*:*:*:* (Version < 1.0.2.3)
  • AND
  • cpe:/h:netgear:gs716tpp:-:*:*:*:*:*:*:*

    • Configuration 10:
  • cpe:/o:netgear:gs724tpp_firmware:*:*:*:*:*:*:*:* (Version < 2.0.4.3)
  • AND
  • cpe:/h:netgear:gs724tpp:v1:*:*:*:*:*:*:*

    • Configuration 11:
  • cpe:/o:netgear:gs724tp_firmware:*:*:*:*:*:*:*:* (Version < 2.0.4.3)
  • AND
  • cpe:/h:netgear:gs724tp:v2:*:*:*:*:*:*:*

    • Configuration 12:
  • cpe:/o:netgear:gs728tpp_firmware:*:*:*:*:*:*:*:* (Version < 6.0.6.3)
  • AND
  • cpe:/h:netgear:gs728tpp:v2:*:*:*:*:*:*:*

    • Configuration 13:
  • cpe:/o:netgear:gs728tp_firmware:*:*:*:*:*:*:*:* (Version < 6.0.6.3)
  • AND
  • cpe:/h:netgear:gs728tp:v2:*:*:*:*:*:*:*

    • Configuration 14:
  • cpe:/o:netgear:gs752tpp_firmware:*:*:*:*:*:*:*:* (Version < 6.0.6.3)
  • AND
  • cpe:/h:netgear:gs752tpp:v1:*:*:*:*:*:*:*

    • Configuration 15:
  • cpe:/o:netgear:gs752tp_firmware:*:*:*:*:*:*:*:* (Version < 6.0.6.3)
  • AND
  • cpe:/h:netgear:gs752tp:v2:*:*:*:*:*:*:*

    • Configuration 16:
  • cpe:/o:netgear:ms510txm_firmware:*:*:*:*:*:*:*:* (Version < 1.0.2.3)
  • AND
  • cpe:/h:netgear:ms510txm:-:*:*:*:*:*:*:*

    • Configuration 17:
  • cpe:/o:netgear:ms510txup_firmware:*:*:*:*:*:*:*:* (Version < 1.0.2.3)
  • AND
  • cpe:/h:netgear:ms510txup:-:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:netgear:gs728tppv2_firmware:6.0.0:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:gs752tpv2_firmware:6.0.0:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:gs728tpv2_firmware:6.0.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    netgear gc108p firmware *
    netgear gc108p -
    netgear gc108pp firmware *
    netgear gc108pp -
    netgear gs108t firmware *
    netgear gs108tv3 -
    netgear gs110tpp firmware *
    netgear gs110tpp v1
    netgear gs110tp firmware *
    netgear gs110tp v3
    netgear gs110tup firmware *
    netgear gs110tup v1
    netgear gs710tup firmware *
    netgear gs710tup v1
    netgear gs716tp firmware *
    netgear gs716tp -
    netgear gs716tpp firmware *
    netgear gs716tpp -
    netgear gs724tpp firmware *
    netgear gs724tpp v1
    netgear gs724tp firmware *
    netgear gs724tp v2
    netgear gs728tpp firmware *
    netgear gs728tpp v2
    netgear gs728tp firmware *
    netgear gs728tp v2
    netgear gs752tpp firmware *
    netgear gs752tpp v1
    netgear gs752tp firmware *
    netgear gs752tp v2
    netgear ms510txm firmware *
    netgear ms510txm -
    netgear ms510txup firmware *
    netgear ms510txup -
    netgear gs728tppv2 firmware 6.0.0
    netgear gs752tpv2 firmware 6.0.0
    netgear gs728tpv2 firmware 6.0.0