1. Home
  2. CVE Database
  3. CVE-2020-23591
CRITICAL · 9.8

CVE-2020-23591

A vulnerability in OPTILINK OP-XT71000N Hardware Version: V2.2 , Firmware Version: OP_V3.3.1-191028 allows an attacker to upload arbitrary files through " /mgm_dev_upgrade.asp " which can "delete ever...

Vulnerability Description

A vulnerability in OPTILINK OP-XT71000N Hardware Version: V2.2 , Firmware Version: OP_V3.3.1-191028 allows an attacker to upload arbitrary files through " /mgm_dev_upgrade.asp " which can "delete every file for Denial of Service (using 'rm -rf *.*' in the code), reverse connection (using '.asp' webshell), backdoor.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
OptilinknetworkOp-Xt71000N Firmware3.3.1-191028
OptilinknetworkOp-Xt71000N2.2

Related Weaknesses (CWE)

CWE-434

References

FAQ

What is CVE-2020-23591?

CVE-2020-23591 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A vulnerability in OPTILINK OP-XT71000N Hardware Version: V2.2 , Firmware Version: OP_V3.3.1-191028 allows an attacker to upload arbitrary files through " /mgm_dev_upgrade.asp " which can "delete ever...

How severe is CVE-2020-23591?

CVE-2020-23591 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2020-23591?

Check the references section above for vendor advisories and patch information. Affected products include: Optilinknetwork Op-Xt71000N Firmware, Optilinknetwork Op-Xt71000N.