CVE-2016-6380 Information disclosure in n/a
Remote attackers can read sensitive memory or crash Cisco IOS devices via crafted DNS responses, requiring vendor patches.
- 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-2016-6380?
CVE-2016-6380 is a high-severity vulnerability in Cisco Ios, published on 5 Oct 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The DNS forwarder in Cisco IOS 12.0 through 12.4 and 15.0 through 15.6 and IOS XE 3.1 through 3.15 allows remote attackers to obtain sensitive information from process memory or cause a denial of service (data corruption or device reload) via a crafted DNS response, aka Bug ID CSCup90532.
Weakness: CWE-20
Which versions are affected by CVE-2016-6380?
It affects 6 products.
Products include Cisco Ios, Cisco Ios Xe, Cisco Ios Xe 3.2ja, Cisco Ios Xe 3.3sg, Cisco Ios Xe 3.3xo, Cisco Ios Xe 3.4sg.
How do I fix CVE-2016-6380?
No fix has been published for CVE-2016-6380 yet. Limit exposure of the affected software until one is available.
Is CVE-2016-6380 being exploited?
There is no known exploitation of CVE-2016-6380 in the wild and no public exploit code.
Other vulnerabilities in Cisco Ios
- CVE-2017-12240 Cisco IOS and IOS XE Software DHCP Remote Code Execution
- CVE-2017-3881 Cisco IOS and IOS XE Remote Code Execution
- CVE-2018-0167 Cisco IOS, XR, and XE Software Buffer Overflow
- CVE-2017-6736 Cisco IOS and IOS XE Software SNMP Remote Code Execution
- CVE-2017-6737 Cisco IOS and IOS XE Software SNMP Remote Code Execution
Sources
Also known as GHSA-j746-pcj4-2946.