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CVE-2018-20770

27
FAUCET Score

CVE-2018-20770 describes a critical Blind SQL Injection vulnerability affecting numerous Xerox WorkCentre devices, including models 3655, 58XX, 59XX, 6655, 72XX, 78XX, 7970, EC7836, and EC7856, specifically those running firmware versions prior to R18-05 073.xxx.0487.15000. This vulnerability carries a CVSS v3 score of 9.8 (CRITICAL), indicating it can be exploited remotely with low attack complexity, requiring no user interaction or privileges, and potentially leading to complete compromise of confidentiality, integrity, and availability. Despite its high severity, there is currently no public exploit code available (Metasploit, Nuclei, ExploitDB), and it has not been added to CISA's KEV catalog. Furthermore, there is no recorded community discussion or media coverage, suggesting a low level of public awareness or active exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
< 073.060.048.15000CPE matchmatch criteria
cpe:2.3:o:xerox:workcentre_3655i_firmware:*:*:*:*:*:*:*:*
< 073.060.048.15000CPE matchmatch criteria
cpe:2.3:o:xerox:workcentre_3655_firmware:*:*:*:*:*:*:*:*
< 073.190.048.15000CPE matchmatch criteria
cpe:2.3:o:xerox:workcentre_5890i_firmware:*:*:*:*:*:*:*:*
< 073.190.048.15000CPE matchmatch criteria
cpe:2.3:o:xerox:workcentre_5865i_firmware:*:*:*:*:*:*:*:*
< 073.190.048.15000CPE matchmatch criteria
cpe:2.3:o:xerox:workcentre_5875i_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.06%
Probability of exploitation in next 30 days
EPSS Percentile
61.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0106 is in the 46th percentile among its peer group of 36,897 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

securitydocs.business.xerox.com / wp-content/uploads/2018/07/cert_Security_Mini_Bulletin_XRX18Y_for_ConnectKey_EC78xx_v1.0.pdf
Vendor Advisory