CVEDB API

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2020-13364

A backdoor in certain Zyxel products allows remote TELNET access via a CGI script. This affects NAS520 V5.21(AASZ.4)C0, V5.21(AASZ.0)C0, V5.11(AASZ.3)C0, and V5.11(AASZ.0)C0; NAS542 V5.11(ABAG.0)C0, V5.20(ABAG.1)C0, and V5.21(ABAG.3)C0; NSA325 v2_V4.81(AALS.0)C0 and V4.81(AAAJ.1)C0; NSA310 4.22(AFK.0)C0 and 4.22(AFK.1)C0; NAS326 V5.21(AAZF.8)C0, V5.11(AAZF.4)C0, V5.11(AAZF.2)C0, and V5.11(AAZF.3)C0; NSA310S V4.75(AALH.2)C0; NSA320S V4.75(AANV.2)C0 and V4.75(AANV.1)C0; NSA221 V4.41(AFM.1)C0; and NAS540 V5.21(AATB.5)C0 and V5.21(AATB.3)C0.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.002

EPSS Ranking 46.3%

CVSS Severity

CVSS v3 Score 6.5

CVSS v2 Score 9.0

References

Products affected by CVE-2020-13364

Zyxel » Nas326 » Version: N/A

cpe:2.3:h:zyxel:nas326:-
Zyxel » Nas520 » Version: N/A

cpe:2.3:h:zyxel:nas520:-
Zyxel » Nas540 » Version: N/A

cpe:2.3:h:zyxel:nas540:-
Zyxel » Nas542 » Version: N/A

cpe:2.3:h:zyxel:nas542:-
Zyxel » Nas326 Firmware » Version: N/A

cpe:2.3:o:zyxel:nas326_firmware:-
Zyxel » Nas326 Firmware » Version: 5.21

cpe:2.3:o:zyxel:nas326_firmware:5.21
Zyxel » Nas326 Firmware » Version: 5.21(aazf.12)c0

cpe:2.3:o:zyxel:nas326_firmware:5.21(aazf.12)c0
Zyxel » Nas326 Firmware » Version: 5.21(aazf.13)c0

cpe:2.3:o:zyxel:nas326_firmware:5.21(aazf.13)c0
Zyxel » Nas326 Firmware » Version: 5.21(aazf.14)c0

cpe:2.3:o:zyxel:nas326_firmware:5.21(aazf.14)c0
Zyxel » Nas326 Firmware » Version: 5.21(aazf.16)c0

cpe:2.3:o:zyxel:nas326_firmware:5.21(aazf.16)c0
Zyxel » Nas326 Firmware » Version: 5.21(aazf.17)c0

cpe:2.3:o:zyxel:nas326_firmware:5.21(aazf.17)c0
Zyxel » Nas326 Firmware » Version: 5.21(aazf.18)c0

cpe:2.3:o:zyxel:nas326_firmware:5.21(aazf.18)c0
Zyxel » Nas326 Firmware » Version: 5.21(aazf.7)c0

cpe:2.3:o:zyxel:nas326_firmware:5.21(aazf.7)c0
Zyxel » Nas520 Firmware » Version: N/A

cpe:2.3:o:zyxel:nas520_firmware:-
Zyxel » Nas520 Firmware » Version: 5.21(aasz.3)c0

cpe:2.3:o:zyxel:nas520_firmware:5.21(aasz.3)c0
Zyxel » Nas540 Firmware » Version: N/A

cpe:2.3:o:zyxel:nas540_firmware:-
Zyxel » Nas540 Firmware » Version: 5.21(aatb.10)c0

cpe:2.3:o:zyxel:nas540_firmware:5.21(aatb.10)c0
Zyxel » Nas540 Firmware » Version: 5.21(aatb.11)c0

cpe:2.3:o:zyxel:nas540_firmware:5.21(aatb.11)c0
Zyxel » Nas540 Firmware » Version: 5.21(aatb.4)c0

cpe:2.3:o:zyxel:nas540_firmware:5.21(aatb.4)c0
Zyxel » Nas540 Firmware » Version: 5.21(aatb.9)c0

cpe:2.3:o:zyxel:nas540_firmware:5.21(aatb.9)c0
Zyxel » Nas542 Firmware » Version: N/A

cpe:2.3:o:zyxel:nas542_firmware:-
Zyxel » Nas542 Firmware » Version: 5.21(abag.10)c0

cpe:2.3:o:zyxel:nas542_firmware:5.21(abag.10)c0
Zyxel » Nas542 Firmware » Version: 5.21(abag.11)c0

cpe:2.3:o:zyxel:nas542_firmware:5.21(abag.11)c0
Zyxel » Nas542 Firmware » Version: 5.21(abag.13)c0

cpe:2.3:o:zyxel:nas542_firmware:5.21(abag.13)c0
Zyxel » Nas542 Firmware » Version: 5.21(abag.14)c0

cpe:2.3:o:zyxel:nas542_firmware:5.21(abag.14)c0
Zyxel » Nas542 Firmware » Version: 5.21(abag.15)c0

cpe:2.3:o:zyxel:nas542_firmware:5.21(abag.15)c0
Zyxel » Nas542 Firmware » Version: 5.21(abag.4)c0

cpe:2.3:o:zyxel:nas542_firmware:5.21(abag.4)c0
Zyxel » Nas542 Firmware » Version: 5.21(abag.9)c0

cpe:2.3:o:zyxel:nas542_firmware:5.21(abag.9)c0

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2020-13364

Products

Pricing

Contact Us