PT-2021-2424 · Pupnp+2 · Pupnp+2

Published 2021-03-12 · Updated 2025-06-23 · CVE-2021-28302

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: pupnp versions prior to 1.14.5

Description: A stack overflow in the Parser parseDocument() function can cause a denial of service. The ixmlNode free() function will release a child node recursively, consuming stack space and leading to a crash. This issue is related to errors in handling XML entities.

Recommendations: For versions prior to 1.14.5, update to version 1.14.5 or later to resolve the issue. As a temporary workaround, consider disabling the Parser parseDocument() function until a patch is available.

Exploit

Fix

DoS

XML Entity Expansion

Stack Overflow

Allocation of Resources Without Limits

Weakness Enumeration

CWE-776

CWE-121

CWE-770

Related Identifiers

ALT-PU-2021-2310

ALT-PU-2025-5462

BDU:2021-01679

CVE-2021-28302

OPENSUSE-SU-2024:11006-1

Affected Products

Alt Linux

Debian

Pupnp

References · 15

• 🔥 https://github.com/pupnp/pupnp/issues/249 · Exploit
• https://bdu.fstec.ru/vul/2021-01679 · Security Note
• https://osv.dev/vulnerability/CVE-2021-28302 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-28302 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-28302 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-28302 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-28302 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-28302 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-28302 · Vendor Advisory
• https://github.com/pupnp/pupnp/releases/tag/release-1.14.5 · Note
• https://securitylab.ru/vulnerability/517451.php · Note
• https://cybersecurity-help.cz/vdb/SB2021031514 · Note
• https://t.me/cvenotify/11261 · Telegram Post
• https://t.me/cibsecurity/24850 · Telegram Post
• https://t.me/cvenotify/19139 · Telegram Post