Openswan ASN.1 parser vulnerability
Published Jun 24, 2009
5.0
MEDIUMCVSS 2.0
EPSS 2.37%
Description
The ASN.1 parser (pluto/asn1.c, libstrongswan/asn1/asn1.c, libstrongswan/asn1/asn1_parser.c) in (a) strongSwan 2.8 before 2.8.10, 4.2 before 4.2.16, and 4.3 before 4.3.2; and (b) openSwan 2.6 before 2.6.22 and 2.4 before 2.4.15 allows remote attackers to cause a denial of service (pluto IKE daemon crash) via an X.509 certificate with (1) crafted Relative Distinguished Names (RDNs), (2) a crafted UTCTIME string, or (3) a crafted GENERALIZEDTIME string.
Affected products
No data.
- 2.8.0
- 2.8.1
- 2.8.2
- 2.8.3
- 2.8.4
- 2.8.5
- 2.8.6
- 2.8.7
- 2.8.8
- 2.8.9
- 2.8.10
- 4.1
- 4.2.0
- 4.2.1
- 4.2.2
- 4.2.3
- 4.2.4
- 4.2.5
- 4.2.6
- 4.2.7
- 4.2.8
- 4.2.9
- 4.2.10
- 4.2.11
- 4.2.12
- 4.2.13
- 4.2.14
- 4.2.15
- 4.3.0
- 4.3.1
- 2.4.0
- 2.4.1
- 2.4.2
- 2.4.3
- 2.4.4
- 2.4.5
- 2.4.9
- 2.4.10
- 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
No data.
Red Hat Enterprise Linux 5
openswan-0:2.6.14-1.el5_3.3
Fixed · RHSA-2009:1138
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | openswan-0:2.6.14-1.el5_3.3 | Fixed | RHSA-2009:1138 |
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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.37% (0.02372) | 83.22th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.71% (0.02707) | 83.97th | v5 (v2026.06.15) |
| Dec 1, 2025 | 8.23% (0.08229) | 91.92th | v4 (v2025.03.14) |
| Mar 30, 2025 | 6.30% (0.06295) | 89.99th | v4 (v2025.03.14) |
| Mar 29, 2025 | 7.70% (0.07702) | 86.24th | v4 (v2025.03.14) |
| Mar 19, 2025 | 6.30% (0.06295) | 89.73th | v4 (v2025.03.14) |
| Mar 17, 2025 | 4.61% (0.04609) | 88.52th | v4 (v2025.03.14) |
| Dec 17, 2024 | 11.17% (0.11168) | 95.15th | v3 (v2023.03.01) |
| Dec 12, 2024 | 8.06% (0.08058) | 94.56th | v3 (v2023.03.01) |
| Mar 7, 2023 | 7.51% (0.07513) | 93.05th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.36% (0.04358) | 88.02th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.36% (0.04358) | 86.83th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.36% (0.04358) | 70.59th | v2 (v2022.01.01) |
References (28)
- http://download.strongswan.org/CHANGES2.txt x_refsource_CONFIRMVendor Advisory
- http://download.strongswan.org/CHANGES4.txt x_refsource_CONFIRMVendor Advisory
- http://download.strongswan.org/CHANGES42.txt x_refsource_CONFIRMVendor Advisory
- http://secunia.com/advisories/35522 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/35698 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/35740 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/35804 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/36922 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/36950 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/37504 third-party-advisoryx_refsource_SECUNIA
- http://up2date.astaro.com/2009/07/up2date_7404_released.html x_refsource_CONFIRM
- http://www.debian.org/security/2009/dsa-1898 vendor-advisoryx_refsource_DEBIAN
- http://www.debian.org/security/2009/dsa-1899 vendor-advisoryx_refsource_DEBIAN
- http://www.ingate.com/Relnote.php?ver=481 x_refsource_CONFIRM
- http://www.redhat.com/support/errata/RHSA-2009-1138.html vendor-advisoryx_refsource_REDHAT
- http://www.securityfocus.com/bid/35452 vdb-entryx_refsource_BIDPatch
- http://www.securitytracker.com/id?1022428 vdb-entryx_refsource_SECTRACK
- http://www.vupen.com/english/advisories/2009/1639 vdb-entryx_refsource_VUPENVendor Advisory
- http://www.vupen.com/english/advisories/2009/1706 vdb-entryx_refsource_VUPEN
- http://www.vupen.com/english/advisories/2009/1829 vdb-entryx_refsource_VUPEN
- http://www.vupen.com/english/advisories/2009/3354 vdb-entryx_refsource_VUPEN
- https://access.redhat.com/security/cve/CVE-2009-2185 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=507362 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2009-2185
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11079 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2009-2185
- https://www.redhat.com/archives/fedora-package-announce/2009-July/msg00264.html vendor-advisoryx_refsource_FEDORA
- https://www.redhat.com/archives/fedora-package-announce/2009-July/msg00337.html vendor-advisoryx_refsource_FEDORA
Change history (0)
No recorded changes yet.