THREATPORT/VULNERABILITY/CVE-2008-4383
HIGH SEVERITY

CVE-2008-4383

Aos vulnerability

CVSS
10.0
EPSS
8.2%
EPSS pct
94th
Exploited
No known
Stack-based buffer overflow in the Agranet-Emweb embedded management web server in Alcatel OmniSwitch OS7000, OS6600, OS6800, OS6850, and OS9000 Series devices with AoS 5.1 before 5.1.6.463.R02, 5.4 before 5.4.1.429.R01, 6.1.3 before 6.1.3.965.R01, 6.1.5 before 6.1.5.595.R01, and 6.3 before 6.3.1.966.R01 allows remote attackers to execute arbitrary code via a long Session cookie.
Affected vendor
Alcatel
Affected product
Aos
CVSS vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Weakness type (CWE)
  • CWE-119 — Improper Restriction of Operations within Memory Bounds
Published
2008-10-03

Risk analysis

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

Its EPSS score of 8.2% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 94% of all scored CVEs.

Check your external exposure to CVE-2008-4383

  • Confirm whether Alcatel Aos is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2008-4383.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2008-4383

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2008-4383 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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