CVE-2008-3652: src/racoon/handler.c in racoon in ipsec-tools does not remove an "orphaned ph1" (phase 1) handle when it has b

This month

HIGH 7.8MITIGATE

CVE-2008-3652 is a high-severity flaw (CVSS 7.8) affecting ipsec-tools. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

src/racoon/handler.c in racoon in ipsec-tools does not remove an "orphaned ph1" (phase 1) handle when it has been initiated remotely, which allows remote attackers to cause a denial of service (resource consumption).

Why this priority

High severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.8 (High)
EPSS exploit chance	3.4% (top 11%)
CISA exploited list	No
Weakness	CWE-399
Published	2008-08-13
Last modified	2026-06-16

Publisher (CNA): Red Hat, Inc. · Vendor: ipsec-tools

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2008-08-13 01:41 UTCPublished CVE record published
2026-06-16 22:56 UTCUpdated Record last modified

ipsec-tools ipsec-tools MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy ipsec-tools || rpm -q ipsec-tools || ipsec-tools --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2008-3652?

ipsec-tools: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2008-3652 being exploited?

CVE-2008-3652 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2008-3652 affect?

CVE-2008-3652 affects ipsec-tools. Severity is high (CVSS 7.8). src/racoon/handler.c in racoon in ipsec-tools does not remove an "orphaned ph1" (phase 1) handle when it has been initiated remotely, which allows remote attackers to cause a denial of service (resource consumption).

How urgent is CVE-2008-3652?

Priority 50/100. High severity

Related CVEs

CVE-2016-10396 HIGH 7.5 DOWNGRADE The racoon daemon in IPsec-Tools 0.8.2 contains a remotely exploitable computational-complexity attack when pa
CVE-2015-4047 HIGH 7.8 DOWNGRADE MITIGATE racoon/gssapi.c in IPsec-Tools 0.8.2 allows remote attackers to cause a denial of service (NULL pointer derefe
CVE-2009-1632 MEDIUM 5.0 UPGRADE Multiple memory leaks in Ipsec-tools before 0.7.2 allow remote attackers to cause a denial of service (memory
CVE-2009-1574 MEDIUM 5.0 UPGRADE racoon/isakmp_frag.c in ipsec-tools before 0.7.2 allows remote attackers to cause a denial of service (crash)
CVE-2007-1841 MEDIUM 4.3 UPGRADE The isakmp_info_recv function in src/racoon/isakmp_inf.c in racoon in Ipsec-tools before 0.6.7 allows remote a

References

← Back to latest CVEs