PT-2022-10483 · Undertow · Undertow

Guilherme De Almeida Suckevicz · Published 2022-05-24 · Updated 2022-11-10 · CVE-2021-3597

Positive Technologies (AI Summary)

CVSS v3.1

5.9

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Undertow versions prior to 2.0.35.SP1 Undertow versions prior to 2.0.36.SP1 Undertow versions prior to 2.0.39.Final Undertow versions prior to 2.2.6.SP1 Undertow versions prior to 2.2.7.SP1 Undertow versions prior to 2.2.9.Final

Description A flaw was found in Undertow. The HTTP2SourceChannel fails to write the final frame under some circumstances, resulting in a denial of service. The highest threat from this vulnerability is availability.

Recommendations For versions prior to 2.0.35.SP1, update to version 2.0.35.SP1 or later. For versions prior to 2.0.36.SP1, update to version 2.0.36.SP1 or later. For versions prior to 2.0.39.Final, update to version 2.0.39.Final or later. For versions prior to 2.2.6.SP1, update to version 2.2.6.SP1 or later. For versions prior to 2.2.7.SP1, update to version 2.2.7.SP1 or later. For versions prior to 2.2.9.Final, update to version 2.2.9.Final or later.

Fix

DoS

Race Condition

Weakness Enumeration

CWE-362

Related Identifiers

CVE-2021-3597

GHSA-MFHV-GWF8-4M88

RHSA-2021:3466

RHSA-2021:3467

RHSA-2021:3468

RHSA-2021:3656

RHSA-2021:3658

Affected Products

Undertow

References · 13

• https://osv.dev/vulnerability/CVE-2021-3597 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-3597 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-mfhv-gwf8-4m88 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-3597 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-3597 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-3597 · Security Note
• https://ubuntu.com/security/CVE-2021-3597 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-3597 · Vendor Advisory
• https://github.com/undertow-io/undertow · Note
• https://security.netapp.com/advisory/ntap-20220804-0003 · Note
• https://t.me/cibsecurity/43289 · Telegram Post
• https://t.me/cvenotify/31323 · Telegram Post
• https://bugzilla.redhat.com/show_bug.cgi?id=1970930 · Note