PT-2023-12103 · Unknown · Xpressengine

Published 2023-01-20 · Updated 2023-02-02 · CVE-2021-26642

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 XpressEngine (affected versions not specified)

Description The issue arises from insufficient verification of uploaded files, allowing a remote attacker to upload arbitrary files and potentially execute arbitrary code on the server hosting the bulletin board. This can be achieved when uploading an image file to a bulletin board developed with the affected software.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Unrestricted File Upload

Weakness Enumeration

CWE-434

Related Identifiers

CVE-2021-26642

GHSA-8R5J-22J5-W4CM

Affected Products

Xpressengine

References · 7

• https://osv.dev/vulnerability/GHSA-8r5j-22j5-w4cm · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-26642 · Security Note
• https://osv.dev/vulnerability/CVE-2021-26642 · Vendor Advisory
• https://github.com/xpressengine/xpressengine/issues/1366 · Note
• https://boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=67125 · Note
• https://t.me/cibsecurity/56764 · Telegram Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26642 · Note