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CVE-2018-11742

50
FAUCET Score

CVE-2018-11742 describes a critical vulnerability in NEC Univerge Sv9100 WebPro 6.00.00 devices, where cleartext passwords are stored and accessible via the Web UI. With a CVSS score of 9.8, this flaw allows unauthenticated attackers to remotely access sensitive information, leading to complete compromise of confidentiality, integrity, and availability. While not currently on the KEV catalog or experiencing active exploitation, a public exploit (EDB-45942) exists, demonstrating the ease of exploitation. Despite the critical severity and available exploit, there is minimal community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
6.00.00CPE matchmatch criteria
cpe:2.3:o:nec:univerge_sv9100_webpro_firmware:6.00.00:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/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
3.1

Exploit Intelligence

EPSS Score
14.34%
Probability of exploitation in next 30 days
EPSS Percentile
96.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
ExploitDB: EDB-45942 · Dec 4, 2018
This CVE's current EPSS score of 0.1434 is in the 92nd percentile among its peer group of 36,829 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

hyp3rlinx.altervista.org / advisories/NEC-UNIVERGE-WEBPRO-v6.00-PREDICTABLE-SESSIONID-CLEARTEXT-PASSWORDS.txt
ExploitThird Party Advisory
packetstormsecurity.com / files/150610/NEC-Univerge-Sv9100-WebPro-6.00.00-Predictable-Session-ID-Cleartext-Passwords.html
ExploitThird Party AdvisoryVDB Entry
seclists.org / fulldisclosure/2018/Dec/1
ExploitMailing ListThird Party Advisory
exploit-db.com / exploits/45942
ExploitThird Party AdvisoryVDB Entry