{"id":"CVE-2009-2185","aliases":["DEBIAN-CVE-2009-2185","DSA-1898-1","DSA-1899-1","EUVD-2009-2181","GHSA-9g49-v8fv-gvm8","RHSA-2009:1138"],"status":"published","title":"The ASN.1 parser (pluto/asn1.c, libstrongswan/asn1/asn1.c, libstrongswan/asn1/asn1_parser.c) in ...","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.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.02372,"percentile":0.83934,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20"],"published":"2009-06-24T23:00:00Z","modified":"2026-10-23T17:47:39Z","fixes":[{"ecosystem":"Debian:12","package":"strongswan","fixed_in":["4.2.14-1.2"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"strongswan","fixed_in":["4.2.14-1.2"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"strongswan","fixed_in":["4.2.14-1.2"],"sources":["osv"]},{"ecosystem":"Debian:4.0","package":"openswan","fixed_in":["1:2.4.6+dfsg.2-1.1+etch2"],"sources":["osv"]},{"ecosystem":"Debian:5.0","package":"openswan","fixed_in":["1:2.4.12+dfsg-1.3+lenny2"],"sources":["osv"]},{"ecosystem":"Red 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Hat:enterprise_linux:5::server","package":"openswan-doc","fixed_in":["0:2.6.14-1.el5_3.3"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"strongswan","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.2.14-1.2"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"strongswan","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.2.14-1.2"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"strongswan","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.2.14-1.2"}]}]},{"source":"osv","ecosystem":"Debian:4.0","package":"openswan","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.4.6+dfsg.2-1.1+etch2"}]}],"versions":["1:2.4.6+dfsg.2-1.1","1:2.4.6+dfsg.2-1.1+etch1"]},{"source":"osv","ecosystem":"Debian:5.0","package":"openswan","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.4.12+dfsg-1.3+lenny2"}]}],"versions":["1:2.4.12+dfsg-1.3","1:2.4.12+dfsg-1.3+lenny1"]},{"source":"osv","ecosystem":"Debian:4.0","package":"strongswan","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.8.0+dfsg-1+etch2"}]}],"versions":["2.8.0+dfsg-1","2.8.0+dfsg-1+etch1"],"bundled":4},{"source":"osv","ecosystem":"Debian:5.0","package":"strongswan","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.2.4-5+lenny3"}]}],"versions":["4.2.4-5","4.2.4-5+lenny1","4.2.4-5+lenny2"],"bundled":4},{"source":"osv","ecosystem":"Red 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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.","status":"published","published":"2009-06-24T23:00:00Z","modified":"2024-08-07T05:44:55.585Z","updated_at":"2026-11-02T14:33:23.041383Z"}],"euvd":[{"id":"EUVD-2009-2181","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.","status":"published","published":"2009-06-24T23:00:00Z","modified":"2024-08-07T05:44:55Z","updated_at":"2026-11-03T01:39:18.405282Z"}],"ghsa":[{"id":"GHSA-9g49-v8fv-gvm8","title":"The ASN.1 parser (pluto/asn1.c, libstrongswan/asn1/asn1.c, libstrongswan/asn1/asn1_parser.c) in ...","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.","status":"published","published":"2022-05-02T03:32:39Z","modified":"2023-01-31T05:08:12Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:49:21.399059Z"}],"nvd":[{"id":"CVE-2009-2185","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.","status":"published","published":"2009-06-25T02:00:00.297Z","modified":"2026-06-16T23:08:57.413Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:01:35.733785Z"}],"osv":[{"id":"CVE-2009-2185","description":"The ASN.1 parser 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