CVE-2009-1574

Ipsec Tools vulnerability

CVSS

5.0

EPSS

11.6%

EPSS pct

96th

Exploited

No known

racoon/isakmp_frag.c in ipsec-tools before 0.7.2 allows remote attackers to cause a denial of service (crash) via crafted fragmented packets without a payload, which triggers a NULL pointer dereference.

Affected vendor

Ipsec Tools

Affected product

Ipsec Tools

CVSS vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Published

2009-05-06

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 availability.

Its EPSS score of 11.6% 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-2009-1574

Confirm whether Ipsec Tools Ipsec Tools is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2009-1574.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2009-1574

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2009-1574 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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