PT-2020-17147 · V Sol · V-Sol V1600D+4

Alexandre Torres + 3 · Published 2020-11-29 · Updated 2021-07-21 · CVE-2020-29378

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

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

Name of the Vulnerable Software and Affected Versions V-SOL V1600D versions V2.03.57 through V2.03.69 V-SOL V1600D4L version V1.01.49 V-SOL V1600D-MINI version V1.01.48 V-SOL V1600G1 versions V1.9.7 through V2.0.7 V-SOL V1600G2 version V1.1.4

Description An issue was discovered in V-SOL OLT devices, allowing the elevation of privilege of a CLI user to full administrative access by using a specific password for the enable command. The password !j@l#y$z%x6x7q8c9z) can be used to gain full administrative access.

Recommendations For V-SOL V1600D versions V2.03.57 through V2.03.69, update the password for the enable command to prevent unauthorized access. For V-SOL V1600D4L version V1.01.49, change the default password for the enable command. For V-SOL V1600D-MINI version V1.01.48, restrict access to the enable command until a patch is available. For V-SOL V1600G1 versions V1.9.7 through V2.0.7, consider disabling the enable command temporarily. For V-SOL V1600G2 version V1.1.4, avoid using the default password for the enable command.

Fix

Improper Authentication

Weakness Enumeration

CWE-287

Related Identifiers

CVE-2020-29378

Affected Products

V-Sol V1600D

V-Sol V1600D-Mini

V-Sol V1600D4L

V-Sol V1600G1

V-Sol V1600G2

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2020-29378 · Security Note
• https://osv.dev/vulnerability/CVE-2020-29378 · Vendor Advisory
• https://t.me/cvenotify/6294 · Telegram Post
• https://t.me/cibsecurity/16923 · Telegram Post
• https://seclists.org/fulldisclosure/2020/Jul/14 · Note
• https://t.me/cvenotify/6303 · Telegram Post