PT-2024-9703 · Draytek · Draytek Vigor

Published 2024-09-18 · Updated 2024-09-24 · CVE-2024-46589

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 DrayTek Vigor version 4.3.2.6

Description The issue is related to a buffer overflow on the stack when handling the sIpv6AiccuUser parameter, which can lead to a Denial of Service (DoS) when exploited. This can be caused by a crafted input to the inetipv6.cgi endpoint.

Recommendations For version 4.3.2.6, consider restricting access to the inetipv6.cgi endpoint until a patch is available. As a temporary workaround, avoid using the sIpv6AiccuUser parameter in the affected endpoint to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

BDU:2024-11427

CVE-2024-46589

Affected Products

Draytek Vigor

References · 7

• https://bdu.fstec.ru/vul/2024-11427 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-46589 · Security Note
• https://osv.dev/vulnerability/CVE-2024-46589 · Vendor Advisory
• https://rainforest.tech/cves/CVE-2024-46589.html · Note
• https://t.me/cvedetector/5990 · Telegram Post
• https://ink-desk-28f.notion.site/Draytek-vigor-3910-Analysis-Report-b3b23e150c4f4bab822c3c47fd7b9de9#e170f53316c740488da5d16f57be1b52 · Note
• https://twitter.com/CVEnew/status/1836424300167037076 · Twitter Post