First published: Thu Apr 20 2017(Updated: )
Multiple vulnerabilities in the EnergyWise module of Cisco IOS (12.2 and 15.0 through 15.6) and Cisco IOS XE (3.2 through 3.18) could allow an unauthenticated, remote attacker to cause a buffer overflow condition or a reload of an affected device, leading to a denial of service (DoS) condition. These vulnerabilities are due to improper parsing of crafted EnergyWise packets destined to an affected device. An attacker could exploit these vulnerabilities by sending crafted EnergyWise packets to be processed by an affected device. An exploit could allow the attacker to cause a buffer overflow condition or a reload of the affected device, leading to a DoS condition. Cisco IOS Software and Cisco IOS XE Software support EnergyWise for IPv4 communication. Only IPv4 packets destined to a device configured as an EnergyWise domain member can trigger these vulnerabilities. IPv6 packets cannot be used to trigger these vulnerabilities. Cisco Bug ID CSCut47751.
Credit: ykramarz@cisco.com
Affected Software | Affected Version | How to fix |
---|---|---|
Cisco IOS | =12.2\(33\)sxi4 | |
Cisco IOS | =12.2\(33\)sxi4a | |
Cisco IOS | =12.2\(33\)sxi5 | |
Cisco IOS | =12.2\(33\)sxi6 | |
Cisco IOS | =12.2\(33\)sxi7 | |
Cisco IOS | =12.2\(33\)sxi8 | |
Cisco IOS | =12.2\(33\)sxi8a | |
Cisco IOS | =12.2\(33\)sxi9 | |
Cisco IOS | =12.2\(33\)sxi10 | |
Cisco IOS | =12.2\(33\)sxi11 | |
Cisco IOS | =12.2\(33\)sxi12 | |
Cisco IOS | =12.2\(33\)sxi13 | |
Cisco IOS | =12.2\(33\)sxi14 | |
Cisco IOS | =12.2\(33\)sxj | |
Cisco IOS | =12.2\(33\)sxj1 | |
Cisco IOS | =12.2\(33\)sxj2 | |
Cisco IOS | =12.2\(33\)sxj3 | |
Cisco IOS | =12.2\(33\)sxj4 | |
Cisco IOS | =12.2\(33\)sxj5 | |
Cisco IOS | =12.2\(33\)sxj6 | |
Cisco IOS | =12.2\(33\)sxj7 | |
Cisco IOS | =12.2\(33\)sxj8 | |
Cisco IOS | =12.2\(33\)sxj9 | |
Cisco IOS | =12.2\(33\)sxj10 | |
Cisco IOS | =12.2\(52\)ex | |
Cisco IOS | =12.2\(52\)ex1 | |
Cisco IOS | =12.2\(52\)ey | |
Cisco IOS | =12.2\(52\)ey1 | |
Cisco IOS | =12.2\(52\)ey1b | |
Cisco IOS | =12.2\(52\)ey1c | |
Cisco IOS | =12.2\(52\)ey2 | |
Cisco IOS | =12.2\(52\)ey2a | |
Cisco IOS | =12.2\(52\)ey3 | |
Cisco IOS | =12.2\(52\)ey3a | |
Cisco IOS | =12.2\(52\)ey4 | |
Cisco IOS | =12.2\(53\)ex | |
Cisco IOS | =12.2\(53\)ey | |
Cisco IOS | =12.2\(53\)ez | |
Cisco IOS | =12.2\(53\)se | |
Cisco IOS | =12.2\(53\)se1 | |
Cisco IOS | =12.2\(53\)se2 | |
Cisco IOS | =12.2\(54\)se | |
Cisco IOS | =12.2\(54\)sg | |
Cisco IOS | =12.2\(54\)sg1 | |
Cisco IOS | =12.2\(54\)wo | |
Cisco IOS | =12.2\(54\)xo | |
Cisco IOS | =12.2\(55\)ex | |
Cisco IOS | =12.2\(55\)ex1 | |
Cisco IOS | =12.2\(55\)ex2 | |
Cisco IOS | =12.2\(55\)ex3 | |
Cisco IOS | =12.2\(55\)ey | |
Cisco IOS | =12.2\(55\)ez | |
Cisco IOS | =12.2\(55\)se | |
Cisco IOS | =12.2\(55\)se1 | |
Cisco IOS | =12.2\(55\)se2 | |
Cisco IOS | =12.2\(55\)se3 | |
Cisco IOS | =12.2\(55\)se4 | |
Cisco IOS | =12.2\(55\)se5 | |
Cisco IOS | =12.2\(55\)se6 | |
Cisco IOS | =12.2\(55\)se7 | |
Cisco IOS | =12.2\(55\)se8 | |
Cisco IOS | =12.2\(55\)se9 | |
Cisco IOS | =12.2\(55\)se10 | |
Cisco IOS | =12.2\(55\)se11 | |
Cisco IOS | =12.2\(58\)ey | |
Cisco IOS | =12.2\(58\)ey1 | |
Cisco IOS | =12.2\(58\)ey2 | |
Cisco IOS | =12.2\(58\)se | |
Cisco IOS | =12.2\(58\)se1 | |
Cisco IOS | =12.2\(58\)se2 | |
Cisco IOS | =12.2\(60\)ez | |
Cisco IOS | =12.2\(60\)ez1 | |
Cisco IOS | =12.2\(60\)ez2 | |
Cisco IOS | =12.2\(60\)ez3 | |
Cisco IOS | =12.2\(60\)ez4 | |
Cisco IOS | =12.2\(60\)ez5 | |
Cisco IOS | =12.2\(60\)ez6 | |
Cisco IOS | =12.2\(60\)ez7 | |
Cisco IOS | =12.2\(60\)ez8 | |
Cisco IOS | =12.2\(60\)ez9 | |
Cisco IOS | =15.0\(1\)m2 | |
Cisco IOS | =15.0\(1\)m3 | |
Cisco IOS | =15.0\(1\)m4 | |
Cisco IOS | =15.0\(1\)m5 | |
Cisco IOS | =15.0\(1\)m6 | |
Cisco IOS | =15.0\(1\)m7 | |
Cisco IOS | =15.0\(1\)m8 | |
Cisco IOS | =15.0\(1\)m9 | |
Cisco IOS | =15.0\(1\)m10 | |
Cisco IOS | =15.0\(1\)se | |
Cisco IOS | =15.0\(1\)se1 | |
Cisco IOS | =15.0\(1\)se2 | |
Cisco IOS | =15.0\(1\)se3 | |
Cisco IOS | =15.0\(1\)sy1 | |
Cisco IOS | =15.0\(1\)sy2 | |
Cisco IOS | =15.0\(1\)sy3 | |
Cisco IOS | =15.0\(1\)sy4 | |
Cisco IOS | =15.0\(1\)sy5 | |
Cisco IOS | =15.0\(1\)sy6 | |
Cisco IOS | =15.0\(1\)sy7 | |
Cisco IOS | =15.0\(1\)sy7a | |
Cisco IOS | =15.0\(1\)sy8 | |
Cisco IOS | =15.0\(1\)sy9 | |
Cisco IOS | =15.0\(1\)sy10 | |
Cisco IOS | =15.0\(1\)xo | |
Cisco IOS | =15.0\(1\)xo1 | |
Cisco IOS | =15.0\(2\)ed | |
Cisco IOS | =15.0\(2\)ed1 | |
Cisco IOS | =15.0\(2\)eh | |
Cisco IOS | =15.0\(2\)ej | |
Cisco IOS | =15.0\(2\)ej1 | |
Cisco IOS | =15.0\(2\)ek | |
Cisco IOS | =15.0\(2\)ek1 | |
Cisco IOS | =15.0\(2\)ex | |
Cisco IOS | =15.0\(2\)ex1 | |
Cisco IOS | =15.0\(2\)ex2 | |
Cisco IOS | =15.0\(2\)ex3 | |
Cisco IOS | =15.0\(2\)ex4 | |
Cisco IOS | =15.0\(2\)ex5 | |
Cisco IOS | =15.0\(2\)ex8 | |
Cisco IOS | =15.0\(2\)ex10 | |
Cisco IOS | =15.0\(2\)ez | |
Cisco IOS | =15.0\(2\)se | |
Cisco IOS | =15.0\(2\)se1 | |
Cisco IOS | =15.0\(2\)se2 | |
Cisco IOS | =15.0\(2\)se3 | |
Cisco IOS | =15.0\(2\)se4 | |
Cisco IOS | =15.0\(2\)se5 | |
Cisco IOS | =15.0\(2\)se6 | |
Cisco IOS | =15.0\(2\)se7 | |
Cisco IOS | =15.0\(2\)se9 | |
Cisco IOS | =15.0\(2\)se10 | |
Cisco IOS | =15.0\(2\)sg | |
Cisco IOS | =15.0\(2\)sg1 | |
Cisco IOS | =15.0\(2\)sg2 | |
Cisco IOS | =15.0\(2\)sg3 | |
Cisco IOS | =15.0\(2\)sg4 | |
Cisco IOS | =15.0\(2\)sg5 | |
Cisco IOS | =15.0\(2\)sg6 | |
Cisco IOS | =15.0\(2\)sg7 | |
Cisco IOS | =15.0\(2\)sg8 | |
Cisco IOS | =15.0\(2\)xo | |
Cisco IOS | =15.0\(2a\)ex5 | |
Cisco IOS | =15.0\(2a\)se9 | |
Cisco IOS | =15.1\(1\)sg | |
Cisco IOS | =15.1\(1\)sg1 | |
Cisco IOS | =15.1\(1\)sg2 | |
Cisco IOS | =15.1\(1\)sy | |
Cisco IOS | =15.1\(1\)sy2 | |
Cisco IOS | =15.1\(1\)sy3 | |
Cisco IOS | =15.1\(1\)sy4 | |
Cisco IOS | =15.1\(1\)sy5 | |
Cisco IOS | =15.1\(1\)sy6 | |
Cisco IOS | =15.1\(1\)t | |
Cisco IOS | =15.1\(1\)t1 | |
Cisco IOS | =15.1\(1\)t2 | |
Cisco IOS | =15.1\(1\)t3 | |
Cisco IOS | =15.1\(1\)t4 | |
Cisco IOS | =15.1\(1\)t5 | |
Cisco IOS | =15.1\(2\)gc | |
Cisco IOS | =15.1\(2\)gc1 | |
Cisco IOS | =15.1\(2\)gc2 | |
Cisco IOS | =15.1\(2\)sg | |
Cisco IOS | =15.1\(2\)sg1 | |
Cisco IOS | =15.1\(2\)sg2 | |
Cisco IOS | =15.1\(2\)sg3 | |
Cisco IOS | =15.1\(2\)sg4 | |
Cisco IOS | =15.1\(2\)sg5 | |
Cisco IOS | =15.1\(2\)sg6 | |
Cisco IOS | =15.1\(2\)sg7 | |
Cisco IOS | =15.1\(2\)sg8 | |
Cisco IOS | =15.1\(2\)sy | |
Cisco IOS | =15.1\(2\)sy1 | |
Cisco IOS | =15.1\(2\)sy2 | |
Cisco IOS | =15.1\(2\)sy3 | |
Cisco IOS | =15.1\(2\)sy4 | |
Cisco IOS | =15.1\(2\)sy4a | |
Cisco IOS | =15.1\(2\)sy5 | |
Cisco IOS | =15.1\(2\)sy6 | |
Cisco IOS | =15.1\(2\)sy7 | |
Cisco IOS | =15.1\(2\)sy8 | |
Cisco IOS | =15.1\(2\)sy10 | |
Cisco IOS | =15.1\(2\)t | |
Cisco IOS | =15.1\(2\)t0a | |
Cisco IOS | =15.1\(2\)t1 | |
Cisco IOS | =15.1\(2\)t2 | |
Cisco IOS | =15.1\(2\)t2a | |
Cisco IOS | =15.1\(2\)t3 | |
Cisco IOS | =15.1\(2\)t4 | |
Cisco IOS | =15.1\(2\)t5 | |
Cisco IOS | =15.1\(3\)t | |
Cisco IOS | =15.1\(3\)t1 | |
Cisco IOS | =15.1\(3\)t2 | |
Cisco IOS | =15.1\(3\)t3 | |
Cisco IOS | =15.1\(3\)t4 | |
Cisco IOS | =15.1\(4\)gc | |
Cisco IOS | =15.1\(4\)gc1 | |
Cisco IOS | =15.1\(4\)gc2 | |
Cisco IOS | =15.1\(4\)m | |
Cisco IOS | =15.1\(4\)m1 | |
Cisco IOS | =15.1\(4\)m2 | |
Cisco IOS | =15.1\(4\)m3 | |
Cisco IOS | =15.1\(4\)m3a | |
Cisco IOS | =15.1\(4\)m4 | |
Cisco IOS | =15.1\(4\)m5 | |
Cisco IOS | =15.1\(4\)m6 | |
Cisco IOS | =15.1\(4\)m7 | |
Cisco IOS | =15.1\(4\)m8 | |
Cisco IOS | =15.1\(4\)m9 | |
Cisco IOS | =15.1\(4\)m10 | |
Cisco IOS | =15.2\(1\)e | |
Cisco IOS | =15.2\(1\)e1 | |
Cisco IOS | =15.2\(1\)e2 | |
Cisco IOS | =15.2\(1\)e3 | |
Cisco IOS | =15.2\(1\)gc | |
Cisco IOS | =15.2\(1\)gc1 | |
Cisco IOS | =15.2\(1\)gc2 | |
Cisco IOS | =15.2\(1\)sy | |
Cisco IOS | =15.2\(1\)sy0a | |
Cisco IOS | =15.2\(1\)sy1 | |
Cisco IOS | =15.2\(1\)sy1a | |
Cisco IOS | =15.2\(1\)sy2 | |
Cisco IOS | =15.2\(1\)sy3 | |
Cisco IOS | =15.2\(1\)t | |
Cisco IOS | =15.2\(1\)t1 | |
Cisco IOS | =15.2\(1\)t2 | |
Cisco IOS | =15.2\(1\)t3 | |
Cisco IOS | =15.2\(1\)t3a | |
Cisco IOS | =15.2\(1\)t4 | |
Cisco IOS | =15.2\(2\)e | |
Cisco IOS | =15.2\(2\)e1 | |
Cisco IOS | =15.2\(2\)e2 | |
Cisco IOS | =15.2\(2\)e4 | |
Cisco IOS | =15.2\(2\)e5 | |
Cisco IOS | =15.2\(2\)e5a | |
Cisco IOS | =15.2\(2\)eb | |
Cisco IOS | =15.2\(2\)eb1 | |
Cisco IOS | =15.2\(2\)eb2 | |
Cisco IOS | =15.2\(2\)gc | |
Cisco IOS | =15.2\(2\)sy | |
Cisco IOS | =15.2\(2\)sy1 | |
Cisco IOS | =15.2\(2\)sy2 | |
Cisco IOS | =15.2\(2\)t | |
Cisco IOS | =15.2\(2\)t1 | |
Cisco IOS | =15.2\(2\)t2 | |
Cisco IOS | =15.2\(2\)t3 | |
Cisco IOS | =15.2\(2\)t4 | |
Cisco IOS | =15.2\(2a\)e1 | |
Cisco IOS | =15.2\(3\)e | |
Cisco IOS | =15.2\(3\)e1 | |
Cisco IOS | =15.2\(3\)e2 | |
Cisco IOS | =15.2\(3\)e3 | |
Cisco IOS | =15.2\(3\)gc | |
Cisco IOS | =15.2\(3\)gc1 | |
Cisco IOS | =15.2\(3\)t | |
Cisco IOS | =15.2\(3\)t1 | |
Cisco IOS | =15.2\(3\)t2 | |
Cisco IOS | =15.2\(3\)t3 | |
Cisco IOS | =15.2\(3\)t4 | |
Cisco IOS | =15.2\(3a\)e | |
Cisco IOS | =15.2\(3m\)e2 | |
Cisco IOS | =15.2\(4\)e | |
Cisco IOS | =15.2\(4\)gc | |
Cisco IOS | =15.2\(4\)gc1 | |
Cisco IOS | =15.2\(4\)gc2 | |
Cisco IOS | =15.2\(4\)gc3 | |
Cisco IOS | =15.2\(4\)m | |
Cisco IOS | =15.2\(4\)m1 | |
Cisco IOS | =15.2\(4\)m2 | |
Cisco IOS | =15.2\(4\)m3 | |
Cisco IOS | =15.2\(4\)m4 | |
Cisco IOS | =15.2\(4\)m5 | |
Cisco IOS | =15.2\(4\)m6 | |
Cisco IOS | =15.2\(4\)m6a | |
Cisco IOS | =15.2\(4\)m7 | |
Cisco IOS | =15.2\(4\)m8 | |
Cisco IOS | =15.2\(4\)m9 | |
Cisco IOS | =15.2\(4\)m10 | |
Cisco IOS | =15.2\(4\)m11 | |
Cisco IOS | =15.3\(1\)sy | |
Cisco IOS | =15.3\(1\)sy2 | |
Cisco IOS | =15.3\(1\)t | |
Cisco IOS | =15.3\(1\)t1 | |
Cisco IOS | =15.3\(1\)t2 | |
Cisco IOS | =15.3\(1\)t3 | |
Cisco IOS | =15.3\(1\)t4 | |
Cisco IOS | =15.3\(2\)t | |
Cisco IOS | =15.3\(2\)t1 | |
Cisco IOS | =15.3\(2\)t2 | |
Cisco IOS | =15.3\(2\)t3 | |
Cisco IOS | =15.3\(2\)t4 | |
Cisco IOS | =15.3\(3\)m | |
Cisco IOS | =15.3\(3\)m1 | |
Cisco IOS | =15.3\(3\)m2 | |
Cisco IOS | =15.3\(3\)m3 | |
Cisco IOS | =15.3\(3\)m4 | |
Cisco IOS | =15.3\(3\)m5 | |
Cisco IOS | =15.3\(3\)m6 | |
Cisco IOS | =15.3\(3\)m7 | |
Cisco IOS | =15.3\(3\)m9 | |
Cisco IOS | =15.4\(1\)cg | |
Cisco IOS | =15.4\(1\)cg1 | |
Cisco IOS | =15.4\(1\)sy | |
Cisco IOS | =15.4\(1\)sy1 | |
Cisco IOS | =15.4\(1\)t | |
Cisco IOS | =15.4\(1\)t1 | |
Cisco IOS | =15.4\(1\)t2 | |
Cisco IOS | =15.4\(1\)t3 | |
Cisco IOS | =15.4\(1\)t4 | |
Cisco IOS | =15.4\(2\)cg | |
Cisco IOS | =15.4\(2\)t | |
Cisco IOS | =15.4\(2\)t1 | |
Cisco IOS | =15.4\(2\)t2 | |
Cisco IOS | =15.4\(2\)t3 | |
Cisco IOS | =15.4\(2\)t4 | |
Cisco IOS | =15.4\(3\)m | |
Cisco IOS | =15.4\(3\)m1 | |
Cisco IOS | =15.4\(3\)m2 | |
Cisco IOS | =15.4\(3\)m3 | |
Cisco IOS | =15.4\(3\)m4 | |
Cisco IOS | =15.4\(3\)m5 | |
Cisco IOS | =15.4\(3\)m6 | |
Cisco IOS | =15.4\(3\)m6a | |
Cisco IOS | =15.4\(3\)m7 | |
Cisco IOS | =15.5\(1\)t | |
Cisco IOS | =15.5\(1\)t1 | |
Cisco IOS | =15.5\(1\)t2 | |
Cisco IOS | =15.5\(1\)t3 | |
Cisco IOS | =15.5\(2\)t | |
Cisco IOS | =15.5\(2\)t1 | |
Cisco IOS | =15.5\(2\)t2 | |
Cisco IOS | =15.5\(2\)t3 | |
Cisco IOS | =15.5\(2\)t4 | |
Cisco IOS | =15.5\(3\)m0a | |
Cisco IOS | =15.5\(3\)m1 | |
Cisco IOS | =15.5\(3\)m2 | |
Cisco IOS | =15.5\(3\)m4 | |
Cisco IOS | =15.5\(3\)m4a | |
Cisco IOS | =15.5\(3\)m5 | |
Cisco IOS | =15.5\(3\)s5 | |
Cisco IOS | =15.6\(1\)t | |
Cisco IOS | =15.6\(1\)t0a | |
Cisco IOS | =15.6\(1\)t1 | |
Cisco IOS | =15.6\(1\)t2 | |
Cisco IOS | =15.6\(2\)t | |
Cisco IOS | =15.6\(2\)t1 | |
Cisco IOS | =15.6\(2\)t2 | |
Cisco IOS | =15.6\(3\)m | |
Cisco IOS | =15.6\(3\)m0a | |
Cisco IOS | =15.6\(3\)m1 | |
Cisco IOS | =15.6\(3\)m1b | |
Cisco IOS | =15.6\(3\)m2 | |
Cisco IOS XE Software | =3.2.1sg | |
Cisco IOS XE Software | =3.2.8sg | |
Cisco IOS XE Software | =3.3.1sg | |
Cisco IOS XE Software | =3.3.1sq | |
Cisco IOS XE Software | =3.4.1sg | |
Cisco IOS XE Software | =3.4.2sg | |
Cisco IOS XE Software | =3.4.3sg | |
Cisco IOS XE Software | =3.4.6sg | |
Cisco IOS XE Software | =3.4.8sg | |
Cisco IOS XE Software | =3.5.1e | |
Cisco IOS XE Software | =3.5.3e | |
Cisco IOS XE Software | =3.6.0e | |
Cisco IOS XE Software | =3.6.1e | |
Cisco IOS XE Software | =3.6.2ae | |
Cisco IOS XE Software | =3.6.2e | |
Cisco IOS XE Software | =3.6.4e | |
Cisco IOS XE Software | =3.6.5ae | |
Cisco IOS XE Software | =3.6.5e | |
Cisco IOS XE Software | =3.7.0e | |
Cisco IOS XE Software | =3.7.1e | |
Cisco IOS XE Software | =3.7.2e | |
Cisco IOS XE Software | =3.7.3e | |
Cisco IOS XE Software | =3.8.0e | |
Cisco IOS XE Software | =3.18.1sp |
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CVE-2017-3861 has been classified as a high severity vulnerability due to its potential to cause denial of service.
To fix CVE-2017-3861, the affected devices must be updated to the recommended software versions provided by Cisco.
CVE-2017-3861 affects various versions of Cisco IOS and IOS XE, specifically from version 12.2 through 15.6.
Exploitation of CVE-2017-3861 could allow an unauthenticated remote attacker to cause a buffer overflow or reload the device, leading to a denial of service.
Yes, CVE-2017-3861 can be exploited by an unauthenticated remote attacker, which significantly increases its risk.