PT-2021-24038 · Zrlog · Zrlog

1979139113 · Published 2021-11-28 · Updated 2021-11-29 · CVE-2021-44093

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: zrlog version 2.2.2

Description: A Remote Command Execution issue exists in the upload avatar function, allowing an attacker to bypass original limits, upload a JSP file, and obtain a WebShell.

Recommendations: For zrlog version 2.2.2, as a temporary workaround, consider disabling the upload avatar function until a patch is available. Restrict access to the upload functionality 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

Unrestricted File Upload

Weakness Enumeration

CWE-434

Related Identifiers

CVE-2021-44093

Affected Products

Zrlog

References · 5

• 🔥 https://github.com/94fzb/zrlog/issues/115 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-44093 · Security Note
• https://osv.dev/vulnerability/CVE-2021-44093 · Vendor Advisory
• https://t.me/cvenotify/23900 · Telegram Post
• https://t.me/cvenotify/23857 · Telegram Post