CVEvulnerability

CVE-2009-2049

5.4 MEDIUM Published 2009-07-30 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2009-07-30
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
5.4 MEDIUM — AV:N/AC:H/Au:N/C:N/I:N/A:C
Weaknesses
CWE-16

Description

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 through 12.2(33)SXI2, 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 (device reload) by using an RFC4271 peer to send a malformed update, aka Bug ID CSCta33973.

Affected configurations

• cisco ios 12.0\(32\)s12 • cisco ios 12.0\(32\)s13 • cisco ios 12.0\(32\)sy8 • cisco ios 12.0\(32\)sy9 • cisco ios 12.0\(33\)s3 • cisco ios 12.0\(33\)s4 • cisco ios 12.2\(33\)sxi1 • cisco ios 12.2\(33\)sxi2 • cisco ios 12.2xnc • cisco ios 12.2xnd • cisco ios 12.4\(24\)t1 • cisco ios xe 2.3 • cisco ios xe 2.3.1t • cisco ios xe 2.4 • cisco ios xe 2.4.0

Related

Weakness · not in database (1)

References