PT-2021-21720 · Bookstack · Bookstack

Published 2021-09-02 · Updated 2021-09-10 · CVE-2021-3758

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Name of the Vulnerable Software and Affected Versions Bookstack (affected versions not specified)

Description The issue concerns a Server-Side Request Forgery (SSRF) attack. SSRF is a type of attack where an attacker can trick a server into making requests to internal or external resources, potentially leading to unauthorized access or data exposure. No information is provided about the estimated number of potentially affected devices worldwide or real-world incidents where this issue was exploited.

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

Exploit

SSRF

Weakness Enumeration

CWE-918

Related Identifiers

CVE-2021-3758

Affected Products

Bookstack

References · 7

• 🔥 https://huntr.dev/bounties/a8d7fb24-9a69-42f3-990a-2db93b53f76b · Exploit
• https://github.com/bookstackapp/bookstack/commit/bee5e2c7ca637d034c6985c0328cef0ce068778e · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2021-3758 · Security Note
• https://osv.dev/vulnerability/CVE-2021-3758 · Vendor Advisory
• https://t.me/cvenotify/20579 · Telegram Post
• https://t.me/cibsecurity/28211 · Telegram Post
• https://t.me/cvenotify/20561 · Telegram Post