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CVE-2018-11193

27
FAUCET Score

CVE-2018-11193 is a privilege escalation vulnerability affecting Quest DR Series Disk Backup software versions prior to 4.0.3.1. With a CVSS score of 8.8 (High), it allows an authenticated attacker to achieve high impact on confidentiality, integrity, and availability over the network with low attack complexity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 4.0.3.1CPE matchmatch criteria
cpe:2.3:a:quest:disk_backup:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.71%
Probability of exploitation in next 30 days
EPSS Percentile
84.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0271 is in the 83rd percentile among its peer group of 17,805 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/148003/Quest-DR-Series-Disk-Backup-Software-4.0.3-Code-Execution.html
Third Party AdvisoryVDB Entry
seclists.org / fulldisclosure/2018/May/71
Mailing ListThird Party Advisory
coresecurity.com / advisories/quest-dr-series-disk-backup-multiple-vulnerabilities
Third Party Advisory