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TI-2013-01824 Aliases CVE-2013-2053GHSA-xqwx-33f7-54m6

Buffer overflow in the atodn function in Openswan before 2.6.39, when Opportunistic…

Priority LOW 35CWE-119Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Medium
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 the atodn function in Openswan before 2.6.39, when Opportunistic Encryption is enabled and an RSA key is being used, allows remote attackers to cause a denial of service (pluto IKE daemon crash) and possibly execute arbitrary code via crafted DNS TXT records. NOTE: this might be the same vulnerability as CVE-2013-2052 and CVE-2013-2054.

Why it matters now

EPSS 0.02447 84th 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

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 38

CPEVersionsRoleVendor
cpe:2.3:a:xelerance:openswan:*:*:*:*:*:*:*:*up to 2.6.38VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.01:*:*:*:*:*:*:*2.6.01VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.02:*:*:*:*:*:*:*2.6.02VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.03:*:*:*:*:*:*:*2.6.03VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.04:*:*:*:*:*:*:*2.6.04VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.05:*:*:*:*:*:*:*2.6.05VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.06:*:*:*:*:*:*:*2.6.06VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.07:*:*:*:*:*:*:*2.6.07VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.08:*:*:*:*:*:*:*2.6.08VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.09:*:*:*:*:*:*:*2.6.09VulnerableXelerance
  • cpe:2.3:a:xelerance:openswan:*:*:*:*:*:*:*:* Versions up to 2.6.38 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.01:*:*:*:*:*:*:* Versions 2.6.01 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.02:*:*:*:*:*:*:* Versions 2.6.02 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.03:*:*:*:*:*:*:* Versions 2.6.03 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.04:*:*:*:*:*:*:* Versions 2.6.04 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.05:*:*:*:*:*:*:* Versions 2.6.05 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.06:*:*:*:*:*:*:* Versions 2.6.06 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.07:*:*:*:*:*:*:* Versions 2.6.07 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.08:*:*:*:*:*:*:* Versions 2.6.08 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.09:*:*:*:*:*:*:* Versions 2.6.09 Vulnerable ·Xelerance
Show 28 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:xelerance:openswan:2.6.10:*:*:*:*:*:*:*2.6.10VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.11:*:*:*:*:*:*:*2.6.11VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.12:*:*:*:*:*:*:*2.6.12VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.13:*:*:*:*:*:*:*2.6.13VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.14:*:*:*:*:*:*:*2.6.14VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.15:*:*:*:*:*:*:*2.6.15VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.16:*:*:*:*:*:*:*2.6.16VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.17:*:*:*:*:*:*:*2.6.17VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.18:*:*:*:*:*:*:*2.6.18VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.19:*:*:*:*:*:*:*2.6.19VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.20:*:*:*:*:*:*:*2.6.20VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.21:*:*:*:*:*:*:*2.6.21VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.22:*:*:*:*:*:*:*2.6.22VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.23:*:*:*:*:*:*:*2.6.23VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.24:*:*:*:*:*:*:*2.6.24VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.25:*:*:*:*:*:*:*2.6.25VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.26:*:*:*:*:*:*:*2.6.26VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.27:*:*:*:*:*:*:*2.6.27VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.28:*:*:*:*:*:*:*2.6.28VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.29:*:*:*:*:*:*:*2.6.29VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.30:*:*:*:*:*:*:*2.6.30VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.31:*:*:*:*:*:*:*2.6.31VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.32:*:*:*:*:*:*:*2.6.32VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.33:*:*:*:*:*:*:*2.6.33VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.34:*:*:*:*:*:*:*2.6.34VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.35:*:*:*:*:*:*:*2.6.35VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.36:*:*:*:*:*:*:*2.6.36VulnerableXelerance
cpe:2.3:a:xelerance:openswan:2.6.37:*:*:*:*:*:*:*2.6.37VulnerableXelerance
  • cpe:2.3:a:xelerance:openswan:2.6.10:*:*:*:*:*:*:* Versions 2.6.10 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.11:*:*:*:*:*:*:* Versions 2.6.11 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.12:*:*:*:*:*:*:* Versions 2.6.12 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.13:*:*:*:*:*:*:* Versions 2.6.13 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.14:*:*:*:*:*:*:* Versions 2.6.14 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.15:*:*:*:*:*:*:* Versions 2.6.15 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.16:*:*:*:*:*:*:* Versions 2.6.16 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.17:*:*:*:*:*:*:* Versions 2.6.17 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.18:*:*:*:*:*:*:* Versions 2.6.18 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.19:*:*:*:*:*:*:* Versions 2.6.19 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.20:*:*:*:*:*:*:* Versions 2.6.20 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.21:*:*:*:*:*:*:* Versions 2.6.21 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.22:*:*:*:*:*:*:* Versions 2.6.22 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.23:*:*:*:*:*:*:* Versions 2.6.23 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.24:*:*:*:*:*:*:* Versions 2.6.24 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
  • cpe:2.3:a:xelerance:openswan:2.6.29:*:*:*:*:*:*:* Versions 2.6.29 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.30:*:*:*:*:*:*:* Versions 2.6.30 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.31:*:*:*:*:*:*:* Versions 2.6.31 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.32:*:*:*:*:*:*:* Versions 2.6.32 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.33:*:*:*:*:*:*:* Versions 2.6.33 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.34:*:*:*:*:*:*:* Versions 2.6.34 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.35:*:*:*:*:*:*:* Versions 2.6.35 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.36:*:*:*:*:*:*:* Versions 2.6.36 Vulnerable ·Xelerance
  • cpe:2.3:a:xelerance:openswan:2.6.37:*:*:*:*:*:*:* Versions 2.6.37 Vulnerable ·Xelerance

Remediation

Red Hat 1 advisory

  • RHSA-2013:0827 Released 2013-05-15 · Red Hat rating Important
    openswan security update
    • Red Hat Enterprise Linux (v. 5 server) openswan-2.6.32-5.el5_9, openswan-2.6.32-5.el5_9.i386, openswan-2.6.32-5.el5_9.ia64 +5
    • Red Hat Enterprise Linux Desktop (v. 6) openswan-2.6.32-20.el6_4
    • Red Hat Enterprise Linux Desktop Optional (v. 6) openswan-2.6.32-20.el6_4, openswan-doc-2.6.32-20.el6_4
    • Red Hat Enterprise Linux Server (v. 6) openswan-2.6.32-20.el6_4
    • Red Hat Enterprise Linux Server Optional (v. 6) openswan-2.6.32-20.el6_4, openswan-doc-2.6.32-20.el6_4
    • Red Hat Enterprise Linux Workstation (v. 6) openswan-2.6.32-20.el6_4
    • Red Hat Enterprise Linux Workstation Optional (v. 6) openswan-2.6.32-20.el6_4, openswan-doc-2.6.32-20.el6_4

Vendor assessments

Red Hat

Red Hat rating: Important. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux (v. 5 server)Fixed RHSA-2013:0827
Red Hat Enterprise Linux Desktop (v. 6)Fixed RHSA-2013:0827
Red Hat Enterprise Linux Desktop Optional (v. 6)Fixed RHSA-2013:0827
Red Hat Enterprise Linux Server (v. 6)Fixed RHSA-2013:0827
Red Hat Enterprise Linux Server Optional (v. 6)Fixed RHSA-2013:0827
Red Hat Enterprise Linux Workstation (v. 6)Fixed RHSA-2013:0827
Red Hat Enterprise Linux Workstation Optional (v. 6)Fixed RHSA-2013:0827

Timeline

  1. 2026-10-02 Threatist record created from CVE-2013-2053
  2. 2026-10-03 Alias added: GHSA-xqwx-33f7-54m6

References

Advisory 4

Other 2

  • 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-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
  • 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
See all 15 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences