Memory leak in Secure Shell (SSH) in Cisco IOS 12.0 through 12.3, when authenticating against a TACACS+ server, allows remote attackers to cause a denial of service (memory consumption) via an incorrect username or password.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Ios | Cisco | 12.0s (including) | 12.0s (including) |
| Ios | Cisco | 12.0sx (including) | 12.0sx (including) |
| Ios | Cisco | 12.1ax (including) | 12.1ax (including) |
| Ios | Cisco | 12.1az (including) | 12.1az (including) |
| Ios | Cisco | 12.1db (including) | 12.1db (including) |
| Ios | Cisco | 12.1dc (including) | 12.1dc (including) |
| Ios | Cisco | 12.1e (including) | 12.1e (including) |
| Ios | Cisco | 12.1ea (including) | 12.1ea (including) |
| Ios | Cisco | 12.1eb (including) | 12.1eb (including) |
| Ios | Cisco | 12.1ec (including) | 12.1ec (including) |
| Ios | Cisco | 12.1eu (including) | 12.1eu (including) |
| Ios | Cisco | 12.1ew (including) | 12.1ew (including) |
| Ios | Cisco | 12.1ex (including) | 12.1ex (including) |
| Ios | Cisco | 12.1t (including) | 12.1t (including) |
| Ios | Cisco | 12.1xd (including) | 12.1xd (including) |
| Ios | Cisco | 12.1xe (including) | 12.1xe (including) |
| Ios | Cisco | 12.1xf (including) | 12.1xf (including) |
| Ios | Cisco | 12.1xg (including) | 12.1xg (including) |
| Ios | Cisco | 12.1xh (including) | 12.1xh (including) |
| Ios | Cisco | 12.1xi (including) | 12.1xi (including) |
| Ios | Cisco | 12.1xl (including) | 12.1xl (including) |
| Ios | Cisco | 12.1xm (including) | 12.1xm (including) |
| Ios | Cisco | 12.1xp (including) | 12.1xp (including) |
| Ios | Cisco | 12.1xq (including) | 12.1xq (including) |
| Ios | Cisco | 12.1xr (including) | 12.1xr (including) |
| Ios | Cisco | 12.1xt (including) | 12.1xt (including) |
| Ios | Cisco | 12.1xu (including) | 12.1xu (including) |
| Ios | Cisco | 12.1xv (including) | 12.1xv (including) |
| Ios | Cisco | 12.1ya (including) | 12.1ya (including) |
| Ios | Cisco | 12.1yb (including) | 12.1yb (including) |
| Ios | Cisco | 12.1yc (including) | 12.1yc (including) |
| Ios | Cisco | 12.1yd (including) | 12.1yd (including) |
| Ios | Cisco | 12.1ye (including) | 12.1ye (including) |
| Ios | Cisco | 12.1yf (including) | 12.1yf (including) |
| Ios | Cisco | 12.1yh (including) | 12.1yh (including) |
| Ios | Cisco | 12.1yi (including) | 12.1yi (including) |
| Ios | Cisco | 12.2 (including) | 12.2 (including) |
| Ios | Cisco | 12.2b (including) | 12.2b (including) |
| Ios | Cisco | 12.2dd (including) | 12.2dd (including) |
| Ios | Cisco | 12.2dx (including) | 12.2dx (including) |
| Ios | Cisco | 12.2eu (including) | 12.2eu (including) |
| Ios | Cisco | 12.2ew (including) | 12.2ew (including) |
| Ios | Cisco | 12.2ewa (including) | 12.2ewa (including) |
| Ios | Cisco | 12.2ex (including) | 12.2ex (including) |
| Ios | Cisco | 12.2s (including) | 12.2s (including) |
| Ios | Cisco | 12.2se (including) | 12.2se (including) |
| Ios | Cisco | 12.2sea (including) | 12.2sea (including) |
| Ios | Cisco | 12.2seb (including) | 12.2seb (including) |
| Ios | Cisco | 12.2su (including) | 12.2su (including) |
| Ios | Cisco | 12.2sv (including) | 12.2sv (including) |
| Ios | Cisco | 12.2sx (including) | 12.2sx (including) |
| Ios | Cisco | 12.2sxa (including) | 12.2sxa (including) |
| Ios | Cisco | 12.2sxb (including) | 12.2sxb (including) |
| Ios | Cisco | 12.2sxd (including) | 12.2sxd (including) |
| Ios | Cisco | 12.2sy (including) | 12.2sy (including) |
| Ios | Cisco | 12.2sz (including) | 12.2sz (including) |
| Ios | Cisco | 12.2t (including) | 12.2t (including) |
| Ios | Cisco | 12.2xa (including) | 12.2xa (including) |
| Ios | Cisco | 12.2xc (including) | 12.2xc (including) |
| Ios | Cisco | 12.2xf (including) | 12.2xf (including) |
| Ios | Cisco | 12.2xn (including) | 12.2xn (including) |
| Ios | Cisco | 12.2xs (including) | 12.2xs (including) |
| Ios | Cisco | 12.2ye (including) | 12.2ye (including) |
| Ios | Cisco | 12.2yk (including) | 12.2yk (including) |
| Ios | Cisco | 12.2yo (including) | 12.2yo (including) |
| Ios | Cisco | 12.2yx (including) | 12.2yx (including) |
| Ios | Cisco | 12.2yz (including) | 12.2yz (including) |
| Ios | Cisco | 12.2za (including) | 12.2za (including) |
| Ios | Cisco | 12.3t (including) | 12.3t (including) |
| Ios | Cisco | 12.3xd (including) | 12.3xd (including) |
| Ios | Cisco | 12.3xe (including) | 12.3xe (including) |
| Ios | Cisco | 12.3xf (including) | 12.3xf (including) |
| Ios | Cisco | 12.3xg (including) | 12.3xg (including) |
| Ios | Cisco | 12.3xh (including) | 12.3xh (including) |
| Ios | Cisco | 12.3xi (including) | 12.3xi (including) |
| Ios | Cisco | 12.3xj (including) | 12.3xj (including) |
| Ios | Cisco | 12.3xk (including) | 12.3xk (including) |
| Ios | Cisco | 12.3xl (including) | 12.3xl (including) |
| Ios | Cisco | 12.3xm (including) | 12.3xm (including) |
| Ios | Cisco | 12.3xq (including) | 12.3xq (including) |
| Ios | Cisco | 12.3xr (including) | 12.3xr (including) |
| Ios | Cisco | 12.3xs (including) | 12.3xs (including) |
| Ios | Cisco | 12.3xu (including) | 12.3xu (including) |
| Ios | Cisco | 12.3xw (including) | 12.3xw (including) |
| Ios | Cisco | 12.3xx (including) | 12.3xx (including) |
| Ios | Cisco | 12.3xy (including) | 12.3xy (including) |
| Ios | Cisco | 12.3ya (including) | 12.3ya (including) |
| Ios | Cisco | 12.3yd (including) | 12.3yd (including) |
| Ios | Cisco | 12.3yf (including) | 12.3yf (including) |
| Ios | Cisco | 12.3yg (including) | 12.3yg (including) |
| Ios | Cisco | 12.3yh (including) | 12.3yh (including) |
| Ios | Cisco | 12.3yj (including) | 12.3yj (including) |
| Ios | Cisco | 12.3yk (including) | 12.3yk (including) |