PT-2024-19199 · Unknown · Lotos Webserver

Halcy0Nic · Published 2024-01-05 · Updated 2024-09-04 · CVE-2024-22088

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 Lotos WebServer versions through 0.1.1

Description The issue is related to a use-after-free in the buffer avail() function at buffer.h, which occurs when handling a long URI. This is due to the mishandling of realloc.

Recommendations For versions through 0.1.1, consider restricting access to long URIs until a patch is available. As a temporary workaround, consider disabling the buffer avail() function until a fix is provided.

Exploit

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2024-22088

Affected Products

Lotos Webserver

References · 7

• 🔥 https://github.com/chendotjs/lotos/issues/7 · Exploit
• https://osv.dev/vulnerability/CVE-2024-22088 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-22088 · Security Note
• https://t.me/cvenotify/66349 · Telegram Post
• https://t.me/cvenotify/66307 · Telegram Post
• https://t.me/cvenotify/66958 · Telegram Post
• https://t.me/cvenotify/93253 · Telegram Post