PT-2023-7438 · Totolink · Totolink X6000R

Published 2023-11-30 · Updated 2023-12-07 · CVE-2023-48808

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions TOTOLINK X6000R version 9.4.0cu.852 B20230719

Description The issue is related to the sub 4119A0 function in the shttpd file, which obtains fields from the front-end through the Uci Set The Str function. When these fields are passed to the CsteSystem function, it creates a command execution vulnerability. This vulnerability can be exploited by a remote attacker to execute arbitrary code.

Recommendations For TOTOLINK X6000R version 9.4.0cu.852 B20230719, consider disabling the sub 4119A0 function in the shttpd file as a temporary workaround until a patch is available. Restrict access to the CsteSystem function to minimize the risk of exploitation. Avoid using the Uci Set The Str function in the affected API endpoint until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

OS Command Injection

Weakness Enumeration

CWE-78

CWE-17

Related Identifiers

BDU:2023-08477

CVE-2023-48808

Affected Products

Totolink X6000R

References · 9

• 🔥 https://notion.so/X6000R-sub_4119A0-9-075ccc78275a4381a65e114eb1fddd6e?pvs=4 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2023-48808 · Security Note
• https://osv.dev/vulnerability/CVE-2023-48808 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-08477 · Security Note
• https://twitter.com/VulmonFeeds/status/1730311018285236505 · Twitter Post
• https://twitter.com/CVEnew/status/1730296144406966288 · Twitter Post
• https://t.me/cvenotify/62642 · Telegram Post
• https://palm-jump-676.notion.site/CVE-2023-48808-075ccc78275a4381a65e114eb1fddd6e · Note
• https://t.me/cvenotify/61747 · Telegram Post