THREATPORT/VULNERABILITY/CVE-2008-5539
HIGH SEVERITY

CVE-2008-5539

Rising Antivirus vulnerability

CVSS
9.3
EPSS
10.3%
EPSS pct
95th
Exploited
No known
RISING Antivirus 21.06.31.00 and possibly 20.61.42.00, when Internet Explorer 6 or 7 is used, allows remote attackers to bypass detection of malware in an HTML document by placing an MZ header (aka "EXE info") at the beginning, and modifying the filename to have (1) no extension, (2) a .txt extension, or (3) a .jpg extension, as demonstrated by a document containing a CVE-2006-5745 exploit.
Affected vendor
Rising Global
Affected product
Rising Antivirus
CVSS vector
AV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness type (CWE)
  • CWE-20 — Improper Input Validation
Published
2008-12-12

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, medium 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 10.3% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2008-5539

  • Confirm whether Rising Global Rising Antivirus is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2008-5539.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2008-5539

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2008-5539 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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