HOMEVULNERABILITIESCVE-2020-21122
MEDIUM

CVE-2020-21122

CWE-918Published: September 15, 2021· Updated: Jun 17, 2026

5.3
CVSS v3.1

Official Description

UReport v2.2.9 contains a Server-Side Request Forgery (SSRF) in the designer page which allows attackers to detect intranet device ports.

NVD Source

Technical Analysis

CVE-2020-21122 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
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected Vendors & Products

ureport_project1 product(s)
ureport
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (2)

https://github.com/youseries/ureport/issues/483Exploit · Issue Tracking · Third Party Advisory
https://github.com/youseries/ureport/issues/483Exploit · Issue Tracking · Third Party Advisory

Quick Facts

CVE IDCVE-2020-21122
CVSS Score5.3 / 10
SeverityMEDIUM
WeaknessCWE-918
CISA KEVNo
Affected1 vendor(s)
PublishedSep 15, 2021

Related CVEs (CWE-918)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2020-21122 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.