THREATPORT/VULNERABILITY/CVE-2021-3113
HIGH SEVERITY

CVE-2021-3113

Seba\+ vulnerability

CVSS
7.5
EPSS
3.2%
EPSS pct
87th
Exploited
No known
Netsia SEBA+ through 0.16.1 build 70-e669dcd7 allows remote attackers to discover session cookies via a direct /session/list/allActiveSession request. For example, the attacker can discover the admin's cookie if the admin account happens to be logged in when the allActiveSession request occurs, and can then use that cookie immediately for admin access,
Affected vendor
Netsia
Affected product
Seba\+
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness type (CWE)
  • CWE-425 — Direct Request (Forced Browsing)
Published
2021-01-17

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 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-2021-3113

  • Confirm whether Netsia Seba\+ is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2021-3113.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2021-3113

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2021-3113 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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Are you exposed to CVE-2021-3113?

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