CVE-2020-29379

An issue was discovered on V-SOL V1600D4L V1.01.49 and V1600D-MINI V1.01.48 OLT devices. During the process of updating the firmware, the update script starts a telnetd -l /bin/sh process that does not require authentication for TELNET access.

CVSS v3 5.5 MEDIUM
CVSS v2.0 2.1 LOW

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

2.1^/10

CVSS v2.0 : LOW

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

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://seclists.org/fulldisclosure/2020/Jul/14	Exploit Mailing List Third Party Advisory
https://seclists.org/fulldisclosure/2020/Jul/14	Exploit Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:vsolcn:v1600d4l_firmware:1.01.49:*:*:*:*:*:*:*

cpe:2.3:h:vsolcn:v1600d4l:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:vsolcn:v1600d-mini_firmware:1.01.48:*:*:*:*:*:*:*

cpe:2.3:h:vsolcn:v1600d-mini:-:*:*:*:*:*:*:*

History

21 Nov 2024, 05:23

Type	Values Removed	Values Added
References	~~() https://seclists.org/fulldisclosure/2020/Jul/14 - Exploit, Mailing List, Third Party Advisory~~	() https://seclists.org/fulldisclosure/2020/Jul/14 - Exploit, Mailing List, Third Party Advisory

Information

Published : 2020-11-29 01:15

Updated : 2024-11-21 05:23

NVD link : CVE-2020-29379

Mitre link : CVE-2020-29379

CVE.ORG link : CVE-2020-29379

JSON object : View

Products Affected

vsolcn

v1600d-mini
v1600d4l
v1600d-mini_firmware
v1600d4l_firmware

CWE

CWE-306

Missing Authentication for Critical Function

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