strongswan: denial of service via crafted ID_DER_ASN1_DN_ID payload
Published May 7, 2014
5.0
MEDIUMCVSS 2.0
EPSS 2.51%
Description
strongSwan before 5.1.2 allows remote attackers to cause a denial of service (NULL pointer dereference and IKE daemon crash) via a crafted ID_DER_ASN1_DN ID payload.
Affected products
No data.
- ≤ 5.1.2
- ≤ 5.1.1
- 5.0.0
- 5.0.1
- 5.0.2
- 5.0.3
- 5.0.4
- 5.1.0
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
Red Hat Enterprise Linux 7
strongimcv
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 |
| Red Hat Enterprise Linux 7 | strongimcv | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Not vulnerable. This issue did not affect the versions of openswan as shipped with Red Hat Enterprise Linux 5 and 6.
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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.51% (0.02514) | 84.23th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.49% (0.02492) | 82.53th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.91% (0.01909) | 82.07th | v4 (v2025.03.14) |
| Dec 12, 2024 | 4.36% (0.04362) | 92.66th | v3 (v2023.03.01) |
| Dec 18, 2023 | 4.36% (0.04362) | 91.47th | v3 (v2023.03.01) |
| Nov 1, 2023 | 4.50% (0.04498) | 91.53th | v3 (v2023.03.01) |
| Apr 14, 2023 | 4.47% (0.04470) | 91.19th | v3 (v2023.03.01) |
| Mar 7, 2023 | 6.19% (0.06194) | 92.39th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.32% (0.01319) | 71.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
No CWE recorded.
References (10)
- http://lists.opensuse.org/opensuse-updates/2014-05/msg00064.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2014-05/msg00066.html vendor-advisoryx_refsource_SUSE
- http://secunia.com/advisories/59864 third-party-advisoryx_refsource_SECUNIA
- http://www.debian.org/security/2014/dsa-2922 vendor-advisoryx_refsource_DEBIAN
- http://www.securityfocus.com/bid/67212 vdb-entryx_refsource_BID
- http://www.strongswan.org/blog/2014/05/05/strongswan-denial-of-service-vulnerability-%28cve-2014-2891%29.html x_refsource_CONFIRM
- https://access.redhat.com/security/cve/CVE-2014-2891 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1095487 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2014-2891
- https://www.cve.org/CVERecord?id=CVE-2014-2891
| Link | Providers | Tags |
|---|---|---|
| http://lists.opensuse.org/opensuse-updates/2014-05/msg00064.html | vendor-advisoryx_refsource_SUSE | |
| http://lists.opensuse.org/opensuse-updates/2014-05/msg00066.html | vendor-advisoryx_refsource_SUSE | |
| http://secunia.com/advisories/59864 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.debian.org/security/2014/dsa-2922 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.securityfocus.com/bid/67212 | vdb-entryx_refsource_BID | |
| http://www.strongswan.org/blog/2014/05/05/strongswan-denial-of-service-vulnerability-%28cve-2014-2891%29.html | x_refsource_CONFIRM | |
| https://access.redhat.com/security/cve/CVE-2014-2891 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1095487 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2014-2891 | ||
| https://www.cve.org/CVERecord?id=CVE-2014-2891 |
Change history (0)
No recorded changes yet.