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cve[email protected]CVE-2021-33317
HistoryMay 11, 2022 - 6:15 p.m.

CVE-2021-33317

2022-05-1118:15:22
CWE-476
web.nvd.nist.gov
32
cve-2021-33317
trendnet
ti-pg1284i
switch
hardware
vulnerability
null pointer
dereference
nvd

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

38.0%

The TRENDnet TI-PG1284i switch(hw v2.0R) prior to version 2.0.2.S0 suffers from a null pointer dereference vulnerability. This vulnerability exists in its lldp related component. Due to fail to check if ChassisID TLV is contained in the packet, by sending a crafted lldp packet to the device, an attacker can crash the process due to null pointer dereference.

Affected configurations

NVD
Node
trendnetti-pg1284i_firmwareRange<2.0.2.s0
AND
trendnetti-pg1284iMatch2.0r
Node
trendnetti-g102i_firmwareMatch-
AND
trendnetti-g102iMatch-
Node
trendnetti-g160i_firmwareMatch-
AND
trendnetti-g160iMatch-
Node
trendnetti-g642i_firmwareMatch-
AND
trendnetti-g642iMatch-
Node
trendnetti-pg102i_firmwareMatch-
AND
trendnetti-pg102iMatch-
Node
trendnetti-pg541i_firmwareMatch-
AND
trendnetti-pg541iMatch-
Node
trendnetti-rp262i_firmwareMatch-
AND
trendnetti-rp262iMatch-
Node
trendnetteg-30102ws_firmwareMatch-
AND
trendnetteg-30102wsMatch-
Node
trendnettpe-30102ws_firmwareMatch-
AND
trendnettpe-30102wsMatch-

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

38.0%

Related for CVE-2021-33317