MEDIUM SEVERITY

CVE-2000-0655

Mozilla vulnerability

CVSS
5.0
EPSS
12.7%
EPSS pct
96th
Exploited
No known
Netscape Communicator 4.73 and earlier allows remote attackers to cause a denial of service or execute arbitrary commands via a JPEG image containing a comment with an illegal field length of 1.
Affected vendor
Mozilla
Affected product
Mozilla
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Published
2000-07-25

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 availability.

Its EPSS score of 12.7% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 96% of all scored CVEs.

Check your external exposure to CVE-2000-0655

  • Confirm whether Mozilla Mozilla is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2000-0655.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2000-0655

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2000-0655 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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