Openswan 2.6.40 allows remote attackers to cause a denial of service (NULL pointer…
Priority LOW 27CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Openswan 2.6.40 allows remote attackers to cause a denial of service (NULL pointer dereference and IKE daemon restart) via IKEv2 packets that lack expected payloads. NOTE: this vulnerability exists because of an incomplete fix for CVE 2013-6466.
Why it matters now
EPSS 0.02427 84th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2014-2037
- 2026-10-03 Alias added: GHSA-4v68-wgfw-m69v
References
More Xelerance Openswan vulnerabilities
- TI-2005-03466 The Internet Key Exchange version 1 (IKEv1) implementation in Openswan 2 (openswan-2)… CVSS 2.0HIGH 7.8
- TI-2018-11286 In verify_signed_hash() in lib/liboswkeys/signatures.c in Openswan before 2.6.50.1, the… CVSS 3.0HIGH 7.5
- TI-2010-03162 Buffer overflow in programs/pluto/xauth.c in the client in Openswan 2.6.26 through 2.6.28… CVSS 2.0MEDIUM 6.5
- TI-2013-01824 Buffer overflow in the atodn function in Openswan before 2.6.39, when Opportunistic… CVSS 2.0MEDIUM 6.8
- TI-2010-03156 Buffer overflow in programs/pluto/xauth.c in the client in Openswan 2.6.25 through 2.6.28… CVSS 2.0MEDIUM 6.5
- TI-2005-00141 Stack-based buffer overflow in the get_internal_addresses function in the pluto… CVSS 2.0HIGH 7.2
Sources
- CVE-2014-2037 · CVE Program
- CVE-2014-2037 · NVD
- FIRST EPSS
- GHSA-4v68-wgfw-m69v · GitHub Advisory Database · CC BY 4.0
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