Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2018-7445

95
FAUCET Score

CVE-2018-7445 is a critical buffer overflow vulnerability in MikroTik RouterOS SMB service, affecting all devices running versions prior to 6.41.3/6.42rc27. This flaw allows unauthenticated remote attackers to achieve arbitrary code execution by sending specially crafted NetBIOS session request messages. With a CVSS score of 9.8, it poses a severe risk due to its network-based attack vector and complete compromise potential. The vulnerability is actively exploited in the wild, with public exploit code available, and has garnered significant community and media attention.

Impacted Technologies

VendorProductVersion(s)CPE
< 6.41.3CPE matchmatch criteria
cpe:2.3:o:mikrotik:routeros:*:*:*:*:*:*:*:*
6.42CPE matchmatch criteria
cpe:2.3:o:mikrotik:routeros:6.42:rc11:*:*:*:*:*:*
6.42CPE matchmatch criteria
cpe:2.3:o:mikrotik:routeros:6.42:rc12:*:*:*:*:*:*
6.42CPE matchmatch criteria
cpe:2.3:o:mikrotik:routeros:6.42:rc14:*:*:*:*:*:*
6.42CPE matchmatch criteria
cpe:2.3:o:mikrotik:routeros:6.42:rc15:*:*:*:*:*:*

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
61.02%
Probability of exploitation in next 30 days
EPSS Percentile
99.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
Added to KEV · Sep 8, 2022
ExploitDB: EDB-44290 · Mar 15, 2018
This CVE's current EPSS score of 0.6102 is in the 97th percentile among its peer group of 36,833 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

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

cisa.gov / known-exploited-vulnerabilities-catalog
US Government Resource
seclists.org / fulldisclosure/2018/Mar/38
ExploitMailing ListThird Party AdvisoryVDB Entry
coresecurity.com / advisories/mikrotik-routeros-smb-buffer-overflow
ExploitThird Party Advisory
exploit-db.com / exploits/44290
ExploitThird Party AdvisoryVDB Entry
securityfocus.com / bid/103427
Third Party AdvisoryVDB Entry