PT-2024-8145 · Zyxel · Zyxel Gs1900-48

Xing Yang · Published 2024-11-12 · Updated 2024-11-14 · CVE-2024-8882

Positive Technologies (AI Summary)

CVSS v2.0

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: Zyxel GS1900-48 switch firmware version V2.80(AAHN.1)C0 and earlier

Description: A buffer overflow vulnerability in the CGI program could allow an authenticated, LAN-based attacker with administrator privileges to cause denial of service (DoS) conditions via a crafted URL. The vulnerability is related to a buffer overflow in the memory, which can be exploited by a remote attacker to cause a denial of service.

Recommendations: For Zyxel GS1900-48 switch firmware version V2.80(AAHN.1)C0 and earlier, update to a version later than V2.80(AAHN.1)C0 to resolve the issue. As a temporary workaround, consider restricting access to the CGI program to minimize the risk of exploitation.

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

BDU:2024-09686

CVE-2024-8882

Affected Products

Zyxel Gs1900-48

References · 7

• https://bdu.fstec.ru/vul/2024-09686 · Security Note
• https://osv.dev/vulnerability/CVE-2024-8882 · Vendor Advisory
• https://zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-post-authentication-command-injection-and-buffer-overflow-vulnerabilities-in-gs1900-series-switches-11-12-2024 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-8882 · Security Note
• https://t.me/cvenotify/101681 · Telegram Post
• https://t.me/cvedetector/10566 · Telegram Post
• https://t.me/cvenotify/101338 · Telegram Post