{"id":"CVE-2006-1928","aliases":["EUVD-2006-1928","GHSA-357j-2xvw-x58c"],"status":"published","title":"Cisco IOS XR, when configured for Multi Protocol Label Switching (MPLS) and running on Cisco CRS...","description":"Cisco IOS XR, when configured for Multi Protocol Label Switching (MPLS) and running on Cisco CRS-1 routers, allows remote attackers to cause a denial of service (Modular Services Cards (MSC) crash or \"MPLS packet handling problems\") via certain MPLS packets, as identified by Cisco bug IDs (1) CSCsd15970 and (2) CSCsd55531.","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":"2026-11-09","score":0.01857,"percentile":0.79355,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2006-04-20T18:00:00Z","modified":"2026-06-16T22:23:57Z","products":[{"vendor":"cisco","product":"ios_xr"}],"references":[{"url":"http://www.vupen.com/english/advisories/2006/1433","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://securitytracker.com/id?1015964","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://www.securityfocus.com/bid/17607","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/25881","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://secunia.com/advisories/19740","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.cisco.com/warp/public/707/cisco-sa-20060419-xr.shtml","tags":["vendor-advisory","x_refsource_CISCO","x_transferred"]},{"url":"http://www.osvdb.org/24811","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2006-1928"},{"url":"https://github.com/advisories/GHSA-357j-2xvw-x58c"}],"sources":{"cve":[{"id":"CVE-2006-1928","description":"Cisco IOS XR, when configured for Multi Protocol Label Switching (MPLS) and running on Cisco CRS-1 routers, allows remote attackers to cause a denial of service (Modular Services Cards (MSC) crash or \"MPLS packet handling problems\") via certain MPLS packets, as identified by Cisco bug IDs (1) CSCsd15970 and (2) CSCsd55531.","status":"published","published":"2006-04-20T18:00:00Z","modified":"2024-08-07T17:27:29.587Z","updated_at":"2026-11-02T14:33:51.835276Z"}],"euvd":[{"id":"EUVD-2006-1928","description":"Cisco IOS XR, when configured for Multi Protocol Label Switching (MPLS) and running on Cisco CRS-1 routers, allows remote attackers to cause a denial of service (Modular Services Cards (MSC) crash or \"MPLS packet handling problems\") via certain MPLS packets, as identified by Cisco bug IDs (1) CSCsd15970 and (2) CSCsd55531.","status":"published","published":"2006-04-20T18:00:00Z","modified":"2024-08-07T17:27:29Z","updated_at":"2026-11-03T01:16:03.203363Z"}],"ghsa":[{"id":"GHSA-357j-2xvw-x58c","title":"Cisco IOS XR, when configured for Multi Protocol Label Switching (MPLS) and running on Cisco CRS...","description":"Cisco IOS XR, when configured for Multi Protocol Label Switching (MPLS) and running on Cisco CRS-1 routers, allows remote attackers to cause a denial of service (Modular Services Cards (MSC) crash or \"MPLS packet handling problems\") via certain MPLS packets, as identified by Cisco bug IDs (1) CSCsd15970 and (2) CSCsd55531.","status":"published","published":"2022-05-01T06:54:10Z","modified":"2023-01-31T05:01:00Z","updated_at":"2026-11-02T14:47:58.582186Z"}],"nvd":[{"id":"CVE-2006-1928","description":"Cisco IOS XR, when configured for Multi Protocol Label Switching (MPLS) and running on Cisco CRS-1 routers, allows remote attackers to cause a denial of service (Modular Services Cards (MSC) crash or \"MPLS packet handling problems\") via certain MPLS packets, as identified by Cisco bug IDs (1) CSCsd15970 and (2) CSCsd55531.","status":"published","published":"2006-04-20T18:06:00Z","modified":"2026-06-16T22:23:57.453Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:02.433957Z"}]}}