libreswan: DoS via an IKEv2 I1 notification
Published Jan 16, 2014
5.0
MEDIUMCVSS 2.0
EPSS 2.55%
Description
The ikev2parent_inI1outR1 function in pluto/ikev2_parent.c in libreswan before 3.7 allows remote attackers to cause a denial of service (restart) via an IKEv2 I1 notification without a KE payload.
Affected products
No data.
No data.
Red Hat Enterprise Linux 5
openswan
Not affected
Red Hat Enterprise Linux 6
openswan
Not affected
Red Hat Enterprise Linux 7
libreswan
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | openswan | Not affected | n/a |
| Red Hat Enterprise Linux 6 | openswan | Not affected | n/a |
| Red Hat Enterprise Linux 7 | libreswan | Not affected | n/a |
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:L/Au:N/C:N/I:N/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 | 2.55% (0.02549) | 84.47th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.55% (0.02549) | 82.93th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.90% (0.00902) | 74.09th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.38% (0.01375) | 86.86th | v3 (v2023.03.01) |
| May 6, 2024 | 1.38% (0.01375) | 86.20th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.38% (0.01375) | 84.20th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
References (9)
- http://secunia.com/advisories/56276 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/56915 third-party-advisoryx_refsource_SECUNIA
- http://www.osvdb.org/101573 vdb-entryx_refsource_OSVDB
- https://access.redhat.com/security/cve/CVE-2013-7294 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1054022 Issue Tracking
- https://github.com/libreswan/libreswan/commit/2899351224fe2940aec37d7656e1e392c0fe07f0 x_refsource_CONFIRMExploitPatch
- https://lists.libreswan.org/pipermail/swan-announce/2013/000007.html mailing-listx_refsource_MLISTVendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2013-7294
- https://www.cve.org/CVERecord?id=CVE-2013-7294
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/56276 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://secunia.com/advisories/56915 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.osvdb.org/101573 | vdb-entryx_refsource_OSVDB | |
| https://access.redhat.com/security/cve/CVE-2013-7294 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1054022 | Issue Tracking | |
| https://github.com/libreswan/libreswan/commit/2899351224fe2940aec37d7656e1e392c0fe07f0 | x_refsource_CONFIRMExploitPatch | |
| https://lists.libreswan.org/pipermail/swan-announce/2013/000007.html | mailing-listx_refsource_MLISTVendor Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2013-7294 | ||
| https://www.cve.org/CVERecord?id=CVE-2013-7294 |
Change history (0)
No recorded changes yet.