HIGH SEVERITY

CVE-2008-5403

Trillian vulnerability

CVSS
10.0
EPSS
7.9%
EPSS pct
94th
Exploited
No known
Heap-based buffer overflow in the XML parser in the AIM plugin in Trillian before 3.1.12.0 allows remote attackers to execute arbitrary code via a malformed XML tag.
Affected vendor
Cerulean Studios
Affected product
Trillian
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
2008-12-10

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 7.9% 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-2008-5403

  • Confirm whether Cerulean Studios Trillian is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2008-5403.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2008-5403

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