PT-2022-13555 · Showdoc · Showdoc

Published 2022-03-15 · Updated 2022-03-22 · CVE-2022-0956

Positive Technologies (AI Summary)

CVSS v3.1

7.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions ShowDoc versions prior to 2.10.4

Description The issue is related to stored cross-site scripting via file upload. This allows an attacker to potentially inject malicious scripts into a website, which can then be executed by other users. The estimated number of potentially affected devices worldwide is not available. There is no information provided about real-world incidents where this issue was exploited.

Recommendations For versions prior to 2.10.4, update to version 2.10.4 or later to resolve the issue. As a temporary workaround, consider restricting file uploads to minimize the risk of exploitation. Avoid using the file upload feature in the affected API endpoint until the issue is resolved.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2022-0956

GHSA-WG8P-W946-C482

Affected Products

Showdoc

References · 8

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/0xxx/CVE-2022-0956.json · Exploit
• 🔥 https://huntr.dev/bounties/5b0e3f02-309f-4b59-8020-d7ac0f1999f2 · Exploit
• https://github.com/star7th/showdoc/commit/56e450c3adf75c707500d7231a78c9fc894c7f13 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-0956 · Security Note
• https://osv.dev/vulnerability/CVE-2022-0956 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-wg8p-w946-c482 · Vendor Advisory
• https://github.com/star7th/showdoc · Note
• https://t.me/cibsecurity/38919 · Telegram Post