PT-2023-8216 · Zyxel · Zyxel Pmg2005-T20B

Rumble00 · Published 2023-09-27 · Updated 2024-08-02 · CVE-2023-43314

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions ZyXel PMG2005-T20B firmware version V1.00(ABNK.2)b11 C0

Description The issue is related to a buffer overflow vulnerability in the cgi-bin/login.asp component of the ZyXel PMG2005-T20B firmware. This vulnerability can be exploited by a remote attacker to cause a denial of service condition via a crafted uid parameter.

Recommendations For ZyXel PMG2005-T20B firmware version V1.00(ABNK.2)b11 C0, as a temporary workaround, consider restricting access to the cgi-bin/login.asp component until a patch is available. Avoid using the uid parameter in the affected component to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

BDU:2024-00214

CVE-2023-43314

Affected Products

Zyxel Pmg2005-T20B

References · 8

• 🔥 https://github.com/Rumble00/Rumble/issues/1 · Exploit
• https://bdu.fstec.ru/vul/2024-00214 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-43314 · Security Note
• https://twitter.com/CVEnew/status/1707163350520709230 · Twitter Post
• https://vuldb.com/ru/?id.240763 · Note
• https://twitter.com/VulmonFeeds/status/1707193536246927845 · Twitter Post
• https://t.me/cvenotify/65631 · Telegram Post
• https://twitter.com/fletch_ai/status/1707623003222089830 · Twitter Post