THREATPORT/VULNERABILITY/CVE-2018-11615
HIGH SEVERITY

CVE-2018-11615

Mosca vulnerability

CVSS
7.5
EPSS
3.3%
EPSS pct
87th
Exploited
No known
This vulnerability allows remote attackers to deny service on vulnerable installations of npm mosca 2.8.1. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of topics. A crafted regular expression can cause the broker to crash. An attacker can leverage this vulnerability to deny access to the target system. Was ZDI-CAN-6306.
Affected vendor
Mosca Project
Affected product
Mosca
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness type (CWE)
Published
2018-08-30

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to availability.

Its EPSS score of 3.3% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 87% of all scored CVEs.

Check your external exposure to CVE-2018-11615

  • Confirm whether Mosca Project Mosca is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2018-11615.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-11615

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-11615 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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