First published: Fri Mar 27 2009(Updated: )
The (1) Cisco Unified Communications Manager Express; (2) SIP Gateway Signaling Support Over Transport Layer Security (TLS) Transport; (3) Secure Signaling and Media Encryption; (4) Blocks Extensible Exchange Protocol (BEEP); (5) Network Admission Control HTTP Authentication Proxy; (6) Per-user URL Redirect for EAPoUDP, Dot1x, and MAC Authentication Bypass; (7) Distributed Director with HTTP Redirects; and (8) TCP DNS features in Cisco IOS 12.0 through 12.4 do not properly handle IP sockets, which allows remote attackers to cause a denial of service (outage or resource consumption) via a series of crafted TCP packets.
Credit: ykramarz@cisco.com
Affected Software | Affected Version | How to fix |
---|---|---|
Cisco IOS | =12.3ym | |
Cisco IOS | =12.1xg | |
Cisco IOS | =12.0xc | |
Cisco IOS | =12.3yq | |
Cisco IOS | =12.3xr | |
Cisco IOS | =12.0xk | |
Cisco IOS | =12.4t | |
Cisco IOS | =12.0xr | |
Cisco IOS | =12.1xm | |
Cisco IOS | =12.1xi | |
Cisco IOS | =12.2sga | |
Cisco IOS | =12.3bc | |
Cisco IOS | =12.0st | |
Cisco IOS | =12.2xr | |
Cisco IOS | =12.1e | |
Cisco IOS | =12.1xc | |
Cisco IOS | =12.3ya | |
Cisco IOS | =12.1xp | |
Cisco IOS | =12.2cz | |
Cisco IOS | =12.4xq | |
Cisco IOS | =12.1ya | |
Cisco IOS | =12.2sxf | |
Cisco IOS | =12.1yd | |
Cisco IOS | =12.2fy | |
Cisco IOS | =12.0dc | |
Cisco IOS | =12.0xq | |
Cisco IOS | =12.1xs | |
Cisco IOS | =12.2xe | |
Cisco IOS | =12.2scb | |
Cisco IOS | =12.0xe | |
Cisco IOS | =12.3xs | |
Cisco IOS | =12.2ja | |
Cisco IOS | =12.2sx | |
Cisco IOS | =12.3xg | |
Cisco IOS | =12.4xj | |
Cisco IOS | =12.2zp | |
Cisco IOS | =12.3bw | |
Cisco IOS | =12.1xy | |
Cisco IOS | =12.3xd | |
Cisco IOS | =12.4xl | |
Cisco IOS | =12.2bz | |
Cisco IOS | =12.4xm | |
Cisco IOS | =12.0xd | |
Cisco IOS | =12.3xw | |
Cisco IOS | =12.4mr | |
Cisco IOS | =12.2xj | |
Cisco IOS | =12.2srb | |
Cisco IOS | =12.2su | |
Cisco IOS | =12.1xz | |
Cisco IOS | =12.2xh | |
Cisco IOS | =12.2xg | |
Cisco IOS | =12.2ew | |
Cisco IOS | =12.0xj | |
Cisco IOS | =12.2b | |
Cisco IOS | =12.2ixb | |
Cisco IOS | =12.2svc | |
Cisco IOS | =12.2sea | |
Cisco IOS | =12.4xt | |
Cisco IOS | =12.2sq | |
Cisco IOS | =12.1t | |
Cisco IOS | =12.1eo | |
Cisco IOS | =12.3xi | |
Cisco IOS | =12.1xr | |
Cisco IOS | =12.2yn | |
Cisco IOS | =12.1az | |
Cisco IOS | =12.2sxa | |
Cisco IOS | =12.1db | |
Cisco IOS | =12.2ey | |
Cisco IOS | =12.2zx | |
Cisco IOS | =12.2seg | |
Cisco IOS | =12.3yj | |
Cisco IOS | =12.2xb | |
Cisco IOS | =12.2yf | |
Cisco IOS | =12.2sg | |
Cisco IOS | =12.2ixf | |
Cisco IOS | =12.1xe | |
Cisco IOS | =12.3jec | |
Cisco IOS | =12.2xna | |
Cisco IOS | =12.2xl | |
Cisco IOS | =12.2ym | |
Cisco IOS | =12.2yw | |
Cisco IOS | =12.3yu | |
Cisco IOS | =12.2yd | |
Cisco IOS | =12.3xj | |
Cisco IOS | =12.0xl | |
Cisco IOS | =12.2ste | |
Cisco IOS | =12.0xs | |
Cisco IOS | =12.3t | |
Cisco IOS | =12.2yb | |
Cisco IOS | =12.3 | |
Cisco IOS | =12.2mb | |
Cisco IOS | =12.2dd | |
Cisco IOS | =12.1eu | |
Cisco IOS | =12.1xb | |
Cisco IOS | =12.2zh | |
Cisco IOS | =12.2da | |
Cisco IOS | =12.1ga | |
Cisco IOS | =12.1yf | |
Cisco IOS | =12.2zu | |
Cisco IOS | =12.2yv | |
Cisco IOS | =12.1xl | |
Cisco IOS | =12.2ixa | |
Cisco IOS | =12.1ax | |
Cisco IOS | =12.2sxb | |
Cisco IOS | =12.2yo | |
Cisco IOS | =12.2xw | |
Cisco IOS | =12.1ev | |
Cisco IOS | =12.2sca | |
Cisco IOS | =12.4xf | |
Cisco IOS | =12.3va | |
Cisco IOS | =12.2t | |
Cisco IOS | =12.2zc | |
Cisco IOS | =12.0xb | |
Cisco IOS | =12.2sv | |
Cisco IOS | =12.2seb | |
Cisco IOS | =12.3xz | |
Cisco IOS | =12.2yt | |
Cisco IOS | =12.4jx | |
Cisco IOS | =12.2zya | |
Cisco IOS | =12.0xh | |
Cisco IOS | =12.0t | |
Cisco IOS | =12.1xw | |
Cisco IOS | =12.4xg | |
Cisco IOS | =12.4ya | |
Cisco IOS | =12.2yl | |
Cisco IOS | =12.2sed | |
Cisco IOS | =12.2za | |
Cisco IOS | =12.2xn | |
Cisco IOS | =12.2ye | |
Cisco IOS | =12.1yb | |
Cisco IOS | =12.2ez | |
Cisco IOS | =12.4jmb | |
Cisco IOS | =12.4xv | |
Cisco IOS | =12.3yd | |
Cisco IOS | =12.4xw | |
Cisco IOS | =12.1eb | |
Cisco IOS | =12.2zb | |
Cisco IOS | =12.2yg | |
Cisco IOS | =12.2sva | |
Cisco IOS | =12.2ex | |
Cisco IOS | =12.1dc | |
Cisco IOS | =12.2svd | |
Cisco IOS | =12.1gb | |
Cisco IOS | =12.2xu | |
Cisco IOS | =12.4xz | |
Cisco IOS | =12.2sbc | |
Cisco IOS | =12.2ixc | |
Cisco IOS | =12.1ex | |
Cisco IOS | =12.1yi | |
Cisco IOS | =12.2ira | |
Cisco IOS | =12.3xf | |
Cisco IOS | =12.3xl | |
Cisco IOS | =12.2yr | |
Cisco IOS | =12.2se | |
Cisco IOS | =12.1 | |
Cisco IOS | =12.0sl | |
Cisco IOS | =12.1yh | |
Cisco IOS | =12.3yk | |
Cisco IOS | =12.0db | |
Cisco IOS | =12.2sxh | |
Cisco IOS | =12.3yf | |
Cisco IOS | =12.4xd | |
Cisco IOS | =12.0sz | |
Cisco IOS | =12.2sec | |
Cisco IOS | =12.4xp | |
Cisco IOS | =12.1ec | |
Cisco IOS | =12.1cx | |
Cisco IOS | =12.2sb | |
Cisco IOS | =12.4jda | |
Cisco IOS | =12.2xm | |
Cisco IOS | =12.3yt | |
Cisco IOS | =12.2sy | |
Cisco IOS | =12.2xk | |
Cisco IOS | =12.1xh | |
Cisco IOS | =12.3xb | |
Cisco IOS | =12.2ixg | |
Cisco IOS | =12.2zj | |
Cisco IOS | =12.0xa | |
Cisco IOS | =12.3yz | |
Cisco IOS | =12.4xk | |
Cisco IOS | =12.1xu | |
Cisco IOS | =12.0sc | |
Cisco IOS | =12.2zy | |
Cisco IOS | =12.0sy | |
Cisco IOS | =12.3jl | |
Cisco IOS | =12.2jk | |
Cisco IOS | =12.3yg | |
Cisco IOS | =12.1xj | |
Cisco IOS | =12.3xu | |
Cisco IOS | =12.2zd | |
Cisco IOS | =12.3xy | |
Cisco IOS | =12.2cy | |
Cisco IOS | =12.3xc | |
Cisco IOS | =12.4jk | |
Cisco IOS | =12.4 | |
Cisco IOS | =12.2so | |
Cisco IOS | =12.1aa | |
Cisco IOS | =12.2tpc | |
Cisco IOS | =12.0xn | |
Cisco IOS | =12.2xc | |
Cisco IOS | =12.2ewa | |
Cisco IOS | =12.4jl | |
Cisco IOS | =12.2bc | |
Cisco IOS | =12.3xe | |
Cisco IOS | =12.0da | |
Cisco IOS | =12.1xx | |
Cisco IOS | =12.4sw | |
Cisco IOS | =12.2srd | |
Cisco IOS | =12.0sp | |
Cisco IOS | =12.2yc | |
Cisco IOS | =12.3jea | |
Cisco IOS | =12.2ze | |
Cisco IOS | =12.3tpc | |
Cisco IOS | =12.3ja | |
Cisco IOS | =12.2xnb | |
Cisco IOS | =12.2xs | |
Cisco IOS | =12.2yp | |
Cisco IOS | =12.2bw | |
Cisco IOS | =12.4xa | |
Cisco IOS | =12.2yy | |
Cisco IOS | =12.2fx | |
Cisco IOS | =12.2sz | |
Cisco IOS | =12.2xi | |
Cisco IOS | =12.0w | |
Cisco IOS | =12.4xn | |
Cisco IOS | =12.0wc | |
Cisco IOS | =12.1ey | |
Cisco IOS | =12.2yu | |
Cisco IOS | =12.0wx | |
Cisco IOS | =12.2sxi | |
Cisco IOS | =12.0xm | |
Cisco IOS | =12.4xe | |
Cisco IOS | =12.3yx | |
Cisco IOS | =12.1xd | |
Cisco IOS | =12.2dx | |
Cisco IOS | =12.1ez | |
Cisco IOS | =12.2ixd | |
Cisco IOS | =12.2xd | |
Cisco IOS | =12.2bx | |
Cisco IOS | =12.3xq | |
Cisco IOS | =12.2cx | |
Cisco IOS | =12.2zl | |
Cisco IOS | =12.4md | |
Cisco IOS | =12.2yq | |
Cisco IOS | =12.1xq | |
Cisco IOS | =12.0s | |
Cisco IOS | =12.2xf | |
Cisco IOS | =12.0xt | |
Cisco IOS | =12.0wt | |
Cisco IOS | =12.1ay | |
Cisco IOS | =12.2xq | |
Cisco IOS | =12.2sef | |
Cisco IOS | =12.2see | |
Cisco IOS | =12.3ys | |
Cisco IOS | =12.3jk | |
Cisco IOS | =12.1ea | |
Cisco IOS | =12.2zf | |
Cisco IOS | =12.3b | |
Cisco IOS | =12.2sra | |
Cisco IOS | =12.2irb | |
Cisco IOS | =12.3jeb | |
Cisco IOS | =12.2sm | |
Cisco IOS | =12.1xf | |
Cisco IOS | =12.3yh | |
Cisco IOS | =12.2ya | |
Cisco IOS | =12.1ew | |
Cisco IOS | =12.4xb | |
Cisco IOS | =12.1da | |
Cisco IOS | =12.4ja | |
Cisco IOS | =12.2xv | |
Cisco IOS | =12.2 | |
Cisco IOS | =12.1xa | |
Cisco IOS | =12.0xg | |
Cisco IOS | =12.2zg | |
Cisco IOS | =12.3xx | |
Cisco IOS | =12.0 | |
Cisco IOS | =12.1yc | |
Cisco IOS | =12.4xy | |
Cisco IOS | =12.4xr | |
Cisco IOS | =12.4xc | |
Cisco IOS | =12.2sw | |
Cisco IOS | =12.3xa | |
Cisco IOS | =12.3yi | |
Cisco IOS | =12.0xv | |
Cisco IOS | =12.2yk | |
Cisco IOS | =12.2sxd | |
Cisco IOS | =12.2src | |
Cisco IOS | =12.2yz | |
Cisco IOS | =12.2xa | |
Cisco IOS | =12.1xt | |
Cisco IOS | =12.0sx | |
Cisco IOS | =12.2ixe | |
Cisco IOS | =12.0xi | |
Cisco IOS | =12.1ye | |
Cisco IOS | =12.3xk | |
Cisco IOS | =12.1xv | |
Cisco IOS | =12.2yj | |
Cisco IOS | =12.2sve | |
Cisco IOS | =12.2mc | |
Cisco IOS | =12.1yj | |
Cisco IOS | =12.2yx | |
Cisco IOS | =12.2xo | |
Cisco IOS | =12.2sxe | |
Cisco IOS | =12.3jx | |
Cisco IOS | =12.2by | |
Cisco IOS | =12.2yh | |
Cisco IOS | =12.2s | |
Cisco IOS | =12.2fz | |
Cisco IOS | =12.2xt | |
Cisco IOS | =12.4jma |
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