CVE-2014-3261 Memory corruption in n/a
Remote attackers can execute arbitrary code on Cisco Nexus and UCS devices via a crafted SMTP reply in the Smart Call Home feature.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2014-3261?
CVE-2014-3261 is a high-severity memory corruption vulnerability in Cisco Nx-Os, published on 24 May 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Buffer overflow in the Smart Call Home implementation in Cisco NX-OS on Fabric Interconnects in Cisco Unified Computing System 1.4 before 1.4(1i), NX-OS 5.0 before 5.0(3)U2(2) on Nexus 3000 devices, NX-OS 4.1 before 4.1(2)E1(1l) on Nexus 4000 devices, NX-OS 5.x before 5.1(3)N1(1) on Nexus 5000 devices, NX-OS 5.2 before 5.2(3a) on Nexus 7000 devices, and CG-OS CG4 before CG4(2) on Connected 1000 Connected Grid Routers allows remote SMTP servers to execute arbitrary code via a crafted reply, aka Bug IDs CSCtk00695, CSCts56633, CSCts56632, CSCts56628, CSCug14405, and CSCuf61322.
Weakness: CWE-119
Which versions are affected by CVE-2014-3261?
It affects 27 products.
Products include Cisco Cg-Os, Cisco Cgr 1120, Cisco Cgr 1240, Cisco Nexus 3016q, Cisco Nexus 3048, Cisco Nexus 3064t and 21 more.
How do I fix CVE-2014-3261?
No fix has been published for CVE-2014-3261 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2014-3261 being exploited?
There is no known exploitation of CVE-2014-3261 in the wild and no public exploit code.
Other vulnerabilities in Cisco Nx-Os
Sources
Also known as GHSA-588c-x22v-pcx6.