THREATPORT/VULNERABILITY/CVE-2020-35598
HIGH SEVERITY

CVE-2020-35598

Advanced Comment System vulnerability

CVSS
7.5
EPSS
21.0%
EPSS pct
97th
Exploited
No known
ACS Advanced Comment System 1.0 is affected by Directory Traversal via an advanced_component_system/index.php?ACS_path=..%2f URI. NOTE: this might be the same as CVE-2009-4623
Affected vendor
Advanced Comment System Project
Affected product
Advanced Comment System
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness type (CWE)
Published
2020-12-23

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.

Its EPSS score of 21.0% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2020-35598

  • Confirm whether Advanced Comment System Project Advanced Comment System is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2020-35598.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-35598

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-35598 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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