MEDIUM SEVERITY

CVE-2004-0671

Brightmail Antispam vulnerability

CVSS
5.0
EPSS
3.1%
EPSS pct
86th
Exploited
No known
Brightmail Spamfilter 6.0 and earlier beta releases allows remote attackers to read mail from other users by modifying the id parameter in a viewMsgDetails.do request.
Affected vendor
Symantec
Affected product
Brightmail Antispam
CVSS vector
AV:N/AC:L/Au:N/C:P/I:N/A:N
Published
2004-08-06

Risk analysis

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

Its EPSS score of 3.1% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 86% of all scored CVEs.

Check your external exposure to CVE-2004-0671

  • Confirm whether Symantec Brightmail Antispam is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2004-0671.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2004-0671

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2004-0671 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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