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CVE-2020-7808

30
FAUCET Score

CVE-2020-7808 is a critical vulnerability affecting RAONWIZ K Upload v2018.0.2.51 and earlier, as well as various Microsoft Windows operating systems when running the affected software. The flaw stems from an insecure automatic update process that lacks integrity checks on the 'web.js' update module. This allows an attacker to manipulate arguments, leading to the download of arbitrary DLLs and subsequent code injection. With a CVSS score of 9.8 (CRITICAL), this vulnerability presents a severe risk due to its network-based attack vector, low attack complexity, and no user interaction requirement. A successful exploit could result in complete compromise of confidentiality, integrity, and availability of the affected system. Currently, there is no public exploit code available (Metasploit, Nuclei, ExploitDB), nor is it listed on the CISA KEV catalog, suggesting it is not being actively exploited in the wild. Community discussion and media coverage are also minimal, indicating low public awareness despite its high severity.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2018.0.2.51CPE matchmatch criteria
cpe:2.3:a:raonwiz:raon_k_upload:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.7HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
5.8
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.69%
Probability of exploitation in next 30 days
EPSS Percentile
49.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0069 is in the 31st percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

boho.or.kr / krcert/secNoticeView.do
Third Party Advisory