VULNERABILITY INTELLIGENCE
CVE-2008-3803
CVSS score5.1 MEDIUM
EPSS probability2.65%
CISA KEVNot currently listed
Published2008-09-26
Last modified2026-06-16
CVSS vectorAV:N/AC:H/Au:N/C:P/I:P/A:P
Description
A "logic error" in Cisco IOS 12.0 through 12.4, when a Multiprotocol Label Switching (MPLS) VPN with extended communities is configured, sometimes causes a corrupted route target (RT) to be used, which allows remote attackers to read traffic from other VPNs in opportunistic circumstances.
Primary references
- psirt@cisco.com — Third Party Advisory
- psirt@cisco.com — Vendor Advisory
- psirt@cisco.com — Third Party Advisory, VDB Entry
- psirt@cisco.com — Broken Link, Third Party Advisory, VDB Entry
- psirt@cisco.com — Permissions Required
- psirt@cisco.com — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
- af854a3a-2127-422b-91ae-364da2661108 — Broken Link, Third Party Advisory, VDB Entry
- af854a3a-2127-422b-91ae-364da2661108 — Permissions Required
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory