Cisco IOS 12.0(32)S12 through 12.0(32)S13 and 12.0(33)S3 through 12.0(33)S4, 12.0(32)SY8 through 12.0(32)SY9, 12.2(33)SXI1, 12.2XNC before 12.2(33)XNC2, 12.2XND before 12.2(33)XND1, and 12.4(24)T1; and IOS XE 2.3 through 2.3.1t and 2.4 through 2.4.0; when RFC4893 BGP routing is enabled, allows remote attackers to cause a denial of service (memory corruption and device reload) by using an RFC4271 peer to send an update with a long series of AS numbers, aka Bug ID CSCsy86021.
CVSS v2.0 Score
7.1
/ 10.0
HIGH
AV:N/AC:M/Au:N/C:N/I:N/A:C
Information
- Published
- 30 juil. 2009
- Updated
- 23 avr. 2026
- Status
- Modified
- Source
- psirt@cisco.com
Affected products
cisco ios
Versions : 12.0\(32\)s12, 12.0\(32\)s13, 12.0\(32\)sy8, 12.0\(32\)sy9, 12.0\(33\)s3
cisco ios xeAll Cisco IOS XE CVEs →
Versions : 2.3, 2.3.1t, 2.4, 2.4.0
Weaknesses (CWE)
CWE-399
References (12)
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