THREATPORT/VULNERABILITY/CVE-2015-5237
HIGH SEVERITY

CVE-2015-5237

Protobuf vulnerability

CVSS
8.8
EPSS
5.1%
EPSS pct
91th
Exploited
No known
protobuf allows remote authenticated attackers to cause a heap-based buffer overflow.
Affected vendor
Google
Affected product
Protobuf
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
Published
2017-09-25

Risk analysis

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

Its EPSS score of 5.1% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-2015-5237

  • Confirm whether Google Protobuf is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2015-5237.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2015-5237

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2015-5237 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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