Openswan: remote buffer overflow in atodn()
Published Jul 9, 2013
6.8
MEDIUMCVSS 2.0
EPSS 2.45%
Description
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.
Affected products
No data.
- ≤ 2.6.38
- 2.6.01
- 2.6.02
- 2.6.03
- 2.6.04
- 2.6.05
- 2.6.06
- 2.6.07
- 2.6.08
- 2.6.09
- 2.6.10
- 2.6.11
- 2.6.12
- 2.6.13
- 2.6.14
- 2.6.15
- 2.6.16
- 2.6.17
- 2.6.18
- 2.6.19
- 2.6.20
- 2.6.21
- 2.6.22
- 2.6.23
- 2.6.24
- 2.6.25
- 2.6.26
- 2.6.27
- 2.6.28
- 2.6.29
- 2.6.30
- 2.6.31
- 2.6.32
- 2.6.33
- 2.6.34
- 2.6.35
- 2.6.36
- 2.6.37
No data.
Red Hat Enterprise Linux 5
openswan-0:2.6.32-5.el5_9
Fixed · RHSA-2013:0827
Red Hat Enterprise Linux 6
openswan-0:2.6.32-20.el6_4
Fixed · RHSA-2013:0827
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | openswan-0:2.6.32-5.el5_9 | Fixed | RHSA-2013:0827 |
| Red Hat Enterprise Linux 6 | openswan-0:2.6.32-20.el6_4 | Fixed | RHSA-2013:0827 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.45% (0.02447) | 83.78th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.41% (0.02406) | 81.86th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.65% (0.01646) | 80.72th | v4 (v2025.03.14) |
| Feb 6, 2025 | 8.64% (0.08636) | 94.56th | v3 (v2023.03.01) |
| Mar 7, 2023 | 7.42% (0.07416) | 93.01th | v3 (v2023.03.01) |
| Mar 6, 2023 | 5.14% (0.05139) | 89.65th | v2 (v2022.01.01) |
| Feb 13, 2023 | 5.14% (0.05139) | 89.29th | v2 (v2022.01.01) |
| Feb 3, 2023 | 1.97% (0.01974) | 78.39th | v2 (v2022.01.01) |
| Apr 1, 2022 | 5.14% (0.05139) | 88.62th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.14% (0.05139) | 75.16th | v2 (v2022.01.01) |
References (10)
- http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00008.html vendor-advisoryx_refsource_SUSE
- http://rhn.redhat.com/errata/RHSA-2013-0827.html vendor-advisoryx_refsource_REDHAT
- http://www.debian.org/security/2014/dsa-2893 vendor-advisoryx_refsource_DEBIAN
- http://www.securityfocus.com/bid/59838 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2013-2053 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=960229 x_refsource_CONFIRMIssue Tracking
- https://lists.libreswan.org/pipermail/swan-announce/2013/000003.html mailing-listx_refsource_MLIST
- https://nvd.nist.gov/vuln/detail/CVE-2013-2053
- https://www.cve.org/CVERecord?id=CVE-2013-2053
- https://www.openswan.org/news/13 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00008.html | vendor-advisoryx_refsource_SUSE | |
| http://rhn.redhat.com/errata/RHSA-2013-0827.html | vendor-advisoryx_refsource_REDHAT | |
| http://www.debian.org/security/2014/dsa-2893 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.securityfocus.com/bid/59838 | vdb-entryx_refsource_BID | |
| https://access.redhat.com/security/cve/CVE-2013-2053 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=960229 | x_refsource_CONFIRMIssue Tracking | |
| https://lists.libreswan.org/pipermail/swan-announce/2013/000003.html | mailing-listx_refsource_MLIST | |
| https://nvd.nist.gov/vuln/detail/CVE-2013-2053 | ||
| https://www.cve.org/CVERecord?id=CVE-2013-2053 | ||
| https://www.openswan.org/news/13 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.