THREATPORT/VULNERABILITY/CVE-2018-1000885
CRITICAL SEVERITY

CVE-2018-1000885

Phkp vulnerability

CVSS
9.8
EPSS
3.2%
EPSS pct
87th
Exploited
No known
PHKP version including commit 88fd9cfdf14ea4b6ac3e3967feea7bcaabb6f03b contains a Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability in function pgp_exec() phkp.php:98 that can result in It is possible to manipulate gpg-keys or execute commands remotely. This attack appear to be exploitable via HKP-Api: /pks/lookup?search.
Affected vendor
Phkp Project
Affected product
Phkp
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-78 — OS Command Injection
Published
2018-12-20

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 confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 3.2% 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-2018-1000885

  • Confirm whether Phkp Project Phkp is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2018-1000885.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-1000885

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-1000885 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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