The IKE daemon in strongSwan 4.3.x before 4.3.7 and 4.4.x before 4.4.1 does not properly…
Priority MEDIUM 40CWE-94Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-94.
Summary
The IKE daemon in strongSwan 4.3.x before 4.3.7 and 4.4.x before 4.4.1 does not properly check the return values of snprintf calls, which allows remote attackers to execute arbitrary code via crafted (1) certificate or (2) identity data that triggers buffer overflows.
Why it matters now
EPSS 0.0405 90th 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
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:strongswan:strongswan:4.3.0:*:*:*:*:*:*:* | 4.3.0 | Vulnerable | strongSwan |
| cpe:2.3:a:strongswan:strongswan:4.3.1:*:*:*:*:*:*:* | 4.3.1 | Vulnerable | strongSwan |
| cpe:2.3:a:strongswan:strongswan:4.3.2:*:*:*:*:*:*:* | 4.3.2 | Vulnerable | strongSwan |
| cpe:2.3:a:strongswan:strongswan:4.3.3:*:*:*:*:*:*:* | 4.3.3 | Vulnerable | strongSwan |
| cpe:2.3:a:strongswan:strongswan:4.3.4:*:*:*:*:*:*:* | 4.3.4 | Vulnerable | strongSwan |
| cpe:2.3:a:strongswan:strongswan:4.3.5:*:*:*:*:*:*:* | 4.3.5 | Vulnerable | strongSwan |
| cpe:2.3:a:strongswan:strongswan:4.3.6:*:*:*:*:*:*:* | 4.3.6 | Vulnerable | strongSwan |
| cpe:2.3:a:strongswan:strongswan:4.4.0:*:*:*:*:*:*:* | 4.4.0 | Vulnerable | strongSwan |
- cpe:2.3:a:strongswan:strongswan:4.3.0:*:*:*:*:*:*:* Versions 4.3.0 Vulnerable ·strongSwan
- cpe:2.3:a:strongswan:strongswan:4.3.1:*:*:*:*:*:*:* Versions 4.3.1 Vulnerable ·strongSwan
- cpe:2.3:a:strongswan:strongswan:4.3.2:*:*:*:*:*:*:* Versions 4.3.2 Vulnerable ·strongSwan
- cpe:2.3:a:strongswan:strongswan:4.3.3:*:*:*:*:*:*:* Versions 4.3.3 Vulnerable ·strongSwan
- cpe:2.3:a:strongswan:strongswan:4.3.4:*:*:*:*:*:*:* Versions 4.3.4 Vulnerable ·strongSwan
- cpe:2.3:a:strongswan:strongswan:4.3.5:*:*:*:*:*:*:* Versions 4.3.5 Vulnerable ·strongSwan
- cpe:2.3:a:strongswan:strongswan:4.3.6:*:*:*:*:*:*:* Versions 4.3.6 Vulnerable ·strongSwan
- cpe:2.3:a:strongswan:strongswan:4.4.0:*:*:*:*:*:*:* Versions 4.4.0 Vulnerable ·strongSwan
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2010-2628
- 2026-10-03 Alias added: GHSA-5ccj-qrf4-3667
References
Patch 7
- [users] 20100802 ANNOUNCE: strongswan-4.4.1 released
- http://download.strongswan.org/patches/08_snprintf_patch/strongswan-4.3.4_snprintf.patch
- ADV-2010-2085
- http://download.strongswan.org/patches/08_snprintf_patch/strongswan-4.4.0_snprintf.patch
- http://download.strongswan.org/patches/08_snprintf_patch/strongswan-4.3.6_snprintf.patch
- http://download.strongswan.org/patches/08_snprintf_patch/strongswan-4.3.3_snprintf.patch
- http://download.strongswan.org/patches/08_snprintf_patch/strongswan-4.3.5_snprintf.patch
More Strongswan vulnerabilities
- TI-2023-22300 strongSwan before 5.9.12 has a buffer overflow and possible unauthenticated remote code… CVSS 3.1CRITICAL 9.8
- TI-2015-03374 strongSwan 5.2.2 and 5.3.0 allows remote attackers to cause a denial of service (daemon… CVSS 3.0CRITICAL 9.8
- TI-2004-00531 FreeS/WAN 1.x and 2.x, and other related products including superfreeswan 1.x, openswan… CVSS 2.0HIGH 10.0
- TI-2023-11610 strongSwan 5.9.8 and 5.9.9 potentially allows remote code execution because it uses a… CVSS 3.1CRITICAL 9.8
- TI-2021-20414 In strongSwan before 5.9.5, a malicious responder can send an EAP-Success message too… CVSS 3.1CRITICAL 9.1
- TI-2017-08240 The gmp plugin in strongSwan before 5.6.0 allows remote attackers to cause a denial of… CVSS 3.1HIGH 7.5
Sources
- CVE-2010-2628 · CVE Program
- CVE-2010-2628 · NVD
- FIRST EPSS
- GHSA-5ccj-qrf4-3667 · GitHub Advisory Database · CC BY 4.0
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