Buffer overflow in programs/pluto/xauth.c in the client in Openswan 2.6.25 through 2.6.28…
Priority LOW 35CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-119 and the CVSS impact.
Summary
Buffer overflow in programs/pluto/xauth.c in the client in Openswan 2.6.25 through 2.6.28 might allow remote authenticated gateways to execute arbitrary code or cause a denial of service via long (1) cisco_dns_info or (2) cisco_domain_info data in a packet.
Why it matters now
EPSS 0.03892 90th percentileScored 2026-11-07
Fix Fixed Red Hat: 1 advisory
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 · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:xelerance:openswan:2.6.25:*:*:*:*:*:*:* | 2.6.25 | Vulnerable | Xelerance |
| cpe:2.3:a:xelerance:openswan:2.6.26:*:*:*:*:*:*:* | 2.6.26 | Vulnerable | Xelerance |
| cpe:2.3:a:xelerance:openswan:2.6.27:*:*:*:*:*:*:* | 2.6.27 | Vulnerable | Xelerance |
| cpe:2.3:a:xelerance:openswan:2.6.28:*:*:*:*:*:*:* | 2.6.28 | Vulnerable | Xelerance |
- cpe:2.3:a:xelerance:openswan:2.6.25:*:*:*:*:*:*:* Versions 2.6.25 Vulnerable ·Xelerance
- cpe:2.3:a:xelerance:openswan:2.6.26:*:*:*:*:*:*:* Versions 2.6.26 Vulnerable ·Xelerance
- cpe:2.3:a:xelerance:openswan:2.6.27:*:*:*:*:*:*:* Versions 2.6.27 Vulnerable ·Xelerance
- cpe:2.3:a:xelerance:openswan:2.6.28:*:*:*:*:*:*:* Versions 2.6.28 Vulnerable ·Xelerance
Remediation
Red Hat 1 advisory
- RHSA-2010:0892 Released 2010-11-16 · Red Hat rating Moderateopenswan security update
- Red Hat Enterprise Linux Desktop (v. 6) openswan-2.6.24-8.el6_0.1
- Red Hat Enterprise Linux Desktop Optional (v. 6) openswan-2.6.24-8.el6_0.1, openswan-doc-2.6.24-8.el6_0.1
- Red Hat Enterprise Linux Server (v. 6) openswan-2.6.24-8.el6_0.1
- Red Hat Enterprise Linux Server Optional (v. 6) openswan-2.6.24-8.el6_0.1, openswan-doc-2.6.24-8.el6_0.1
- Red Hat Enterprise Linux Workstation (v. 6) openswan-2.6.24-8.el6_0.1
- Red Hat Enterprise Linux Workstation Optional (v. 6) openswan-2.6.24-8.el6_0.1, openswan-doc-2.6.24-8.el6_0.1
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2010:0892 |
| Red Hat Enterprise Linux Desktop Optional (v. 6) | Fixed | RHSA-2010:0892 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2010:0892 |
| Red Hat Enterprise Linux Server Optional (v. 6) | Fixed | RHSA-2010:0892 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2010:0892 |
| Red Hat Enterprise Linux Workstation Optional (v. 6) | Fixed | RHSA-2010:0892 |
Timeline
- 2026-10-02 Threatist record created from CVE-2010-3302
- 2026-10-03 Alias added: GHSA-fmrf-vrjc-f4q9
- 2026-10-11 EPSS moved to the 90th–95th percentile
References
Patch 2
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-2005-00141 Stack-based buffer overflow in the get_internal_addresses function in the pluto… CVSS 2.0HIGH 7.2
- TI-2010-03564 programs/pluto/xauth.c in the client in Openswan 2.6.25 through 2.6.28 allows remote… CVSS 2.0MEDIUM 6.5
Sources
- CVE-2010-3302 · CVE Program
- CVE-2010-3302 · NVD
- FIRST EPSS
- GHSA-fmrf-vrjc-f4q9 · GitHub Advisory Database · CC BY 4.0
- CVE-2010-3302 · Red Hat security data · CC BY 4.0
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