THREATPORT/VULNERABILITY/CVE-2008-6903
MEDIUM SEVERITY

CVE-2008-6903

Anti Virus vulnerability

CVSS
4.3
EPSS
6.6%
EPSS pct
93th
Exploited
No known
Sophos Anti-Virus for Windows before 7.6.3, Anti-Virus for Windows NT/9x before 4.7.18, Anti-Virus for OS X before 4.9.18, Anti-Virus for Linux before 6.4.5, Anti-Virus for UNIX before 7.0.5, Anti-Virus for Unix and Netware before 4.37.0, Sophos EM Library, and Sophos small business solutions, when CAB archive scanning is enabled, allows remote attackers to cause a denial of service (segmentation fault) via a "fuzzed" CAB archive file, as demonstrated by the OUSPG PROTOS GENOME test suite for Archive Formats.
Affected vendor
Sophos
Affected product
Anti Virus
CVSS vector
AV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness type (CWE)
Published
2009-08-06

Risk analysis

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

Its EPSS score of 6.6% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 93% of all scored CVEs.

Check your external exposure to CVE-2008-6903

  • Confirm whether Sophos Anti Virus is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2008-6903.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2008-6903

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2008-6903 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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Are you exposed to CVE-2008-6903?

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