MEDIUM
CVE-2020-10719
CWE-444Published: May 26, 2020· Updated: Jun 17, 2026
6.5
CVSS v3.1
Official Description
A flaw was found in Undertow in versions before 2.1.1.Final, regarding the processing of invalid HTTP requests with large chunk sizes. This flaw allows an attacker to take advantage of HTTP request smuggling.
Technical Analysis
CVE-2020-10719 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityLow
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Affected Vendors & Products
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (4)
→
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10719Issue Tracking · Vendor Advisory
→
https://security.netapp.com/advisory/ntap-20220210-0014/Third Party Advisory
→
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10719Issue Tracking · Vendor Advisory
→
https://security.netapp.com/advisory/ntap-20220210-0014/Third Party Advisory
Quick Facts
CVE IDCVE-2020-10719
CVSS Score6.5 / 10
SeverityMEDIUM
WeaknessCWE-444
CISA KEVNo
Affected2 vendor(s)
PublishedMay 26, 2020
Related CVEs (CWE-444)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-10719 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.