CVE-2023-33011
Zyxel ATP/USG FLEX/USG20/VPN Format String Command Execution Vulnerability
Description
A format string vulnerability in the Zyxel ATP series firmware versions 5.10 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36 Patch 2, USG FLEX 50(W) series firmware versions 5.10 through 5.36 Patch 2, USG20(W)-VPN series firmware versions 5.10 through 5.36 Patch 2, and VPN series firmware versions 5.00 through 5.36 Patch 2, could allow an unauthenticated, LAN-based attacker to execute some OS commands by using a crafted PPPoE configuration on an affected device when the cloud management mode is enabled.
INFO
Published Date :
July 17, 2023, 6:15 p.m.
Last Modified :
July 26, 2023, 9:35 p.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
5.9
Exploitability Score :
2.8
Affected Products
The following products are affected by CVE-2023-33011
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2023-33011.
| URL | Resource |
|---|---|
| https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-wlan-controllers | Vendor Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2023-33011 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2023-33011 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Jul. 26, 2023
Action Type Old Value New Value Changed Reference Type https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-wlan-controllers No Types Assigned https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-wlan-controllers Vendor Advisory Added CWE NIST CWE-134 Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_2200-vpn_firmware:*:*:*:*:*:*:*:* versions from (including) 5.00 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:usg_2200-vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_flex_100_firmware:*:*:*:*:*:*:*:* versions from (including) 5.00 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:usg_flex_100:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_flex_100w_firmware:*:*:*:*:*:*:*:* versions from (including) 5.00 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:usg_flex_100w:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_flex_200_firmware:*:*:*:*:*:*:*:* versions from (including) 5.00 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:usg_flex_200:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_flex_50_firmware:*:*:*:*:*:*:*:* versions from (including) 5.00 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:usg_flex_50:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_flex_500_firmware:*:*:*:*:*:*:*:* versions from (including) 5.00 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:usg_flex_500:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_flex_50w_firmware:*:*:*:*:*:*:*:* versions from (including) 5.00 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:usg_flex_50w:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_flex_700_firmware:*:*:*:*:*:*:*:* versions from (including) 5.00 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:usg_flex_700:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:zywall_vpn100_firmware:*:*:*:*:*:*:*:* versions from (including) 5.00 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:zywall_vpn100:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:zywall_vpn2s_firmware:*:*:*:*:*:*:*:* versions from (including) 5.00 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:zywall_vpn2s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:zywall_vpn300_firmware:*:*:*:*:*:*:*:* versions from (including) 5.00 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:zywall_vpn300:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:zywall_vpn50_firmware:*:*:*:*:*:*:*:* versions from (including) 5.00 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:zywall_vpn50:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:zywall_vpn_100_firmware:*:*:*:*:*:*:*:* versions from (including) 5.00 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:zywall_vpn_100:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:zywall_vpn_300_firmware:*:*:*:*:*:*:*:* versions from (including) 5.00 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:zywall_vpn_300:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:zywall_vpn_50_firmware:*:*:*:*:*:*:*:* versions from (including) 5.00 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:zywall_vpn_50:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_20w-vpn_firmware:*:*:*:*:*:*:*:* versions from (including) 5.10 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:usg_20w-vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:zywall_atp100_firmware:*:*:*:*:*:*:*:* versions from (including) 5.10 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:zywall_atp100:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:zywall_atp100w_firmware:*:*:*:*:*:*:*:* versions from (including) 5.10 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:zywall_atp100w:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:zywall_atp200_firmware:*:*:*:*:*:*:*:* versions from (including) 5.10 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:zywall_atp200:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:zywall_atp500_firmware:*:*:*:*:*:*:*:* versions from (including) 5.10 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:zywall_atp500:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:zywall_atp700_firmware:*:*:*:*:*:*:*:* versions from (including) 5.10 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:zywall_atp700:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:zyxel:zywall_atp800_firmware:*:*:*:*:*:*:*:* versions from (including) 5.10 up to (excluding) 5.37 OR cpe:2.3:h:zyxel:zywall_atp800:-:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-33011 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2023-33011
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.05 }} 0.00%
score
0.22686
percentile