CVEvulnerability

CVE-2011-3277

7.8 HIGH Published 2011-10-03 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2011-10-03
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
7.8 HIGH — AV:N/AC:L/Au:N/C:N/I:N/A:C

Description

Unspecified vulnerability in the NAT implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE 3.1.xSG, allows remote attackers to cause a denial of service (device reload) by sending crafted H.323 packets to TCP port 1720, aka Bug ID CSCth11006.

Affected configurations

• cisco ios xe 3.1.0sg • cisco ios xe 3.1.1sg • cisco ios 12.1 • cisco ios 12.1e • cisco ios 12.2 • cisco ios 12.2b • cisco ios 12.2bc • cisco ios 12.2bx • cisco ios 12.2cx • cisco ios 12.2cz • cisco ios 12.2ew • cisco ios 12.2ewa • cisco ios 12.2ex • cisco ios 12.2ey • cisco ios 12.2ez • cisco ios 12.2fx • cisco ios 12.2fy • cisco ios 12.2fz • cisco ios 12.2ira • cisco ios 12.2irb • cisco ios 12.2irc • cisco ios 12.2ird • cisco ios 12.2ire • cisco ios 12.2irf • cisco ios 12.2ixa • cisco ios 12.2ixb • cisco ios 12.2ixc • cisco ios 12.2ixd • cisco ios 12.2ixe • cisco ios 12.2ixf • cisco ios 12.2ixg • cisco ios 12.2ixh • cisco ios 12.2mc • cisco ios 12.2mra • cisco ios 12.2mrb • cisco ios 12.2s • cisco ios 12.2sb • cisco ios 12.2sbc • cisco ios 12.2sca • cisco ios 12.2scb • cisco ios 12.2scc • cisco ios 12.2scd • cisco ios 12.2sce • cisco ios 12.2se • cisco ios 12.2sea • cisco ios 12.2seb • cisco ios 12.2sec • cisco ios 12.2sed • cisco ios 12.2see • cisco ios 12.2sef • cisco ios 12.2seg • cisco ios 12.2sg • cisco ios 12.2sga • cisco ios 12.2sm • cisco ios 12.2sq • cisco ios 12.2sra • cisco ios 12.2srb • cisco ios 12.2src • cisco ios 12.2srd • cisco ios 12.2sre … and 129 more

References