CVE-2017-5135 Auth bypass in n/a
Attackers can bypass SNMP authentication on Technicolor devices to read and modify MIB data from the Internet.
- 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-2017-5135?
CVE-2017-5135 is a critical authentication bypass vulnerability in n/a, published on 27 Apr 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Certain Technicolor devices have an SNMP access-control bypass, possibly involving an ISP customization in some cases. The Technicolor (formerly Cisco) DPC3928SL with firmware D3928SL-P15-13-A386-c3420r55105-160127a could be reached by any SNMP community string from the Internet; also, you can write in the MIB because it provides write properties, aka Stringbleed. NOTE: the string-bleed/StringBleed-CVE-2017-5135 GitHub repository is not a valid reference as of 2017-04-27; it contains Trojan horse code purported to exploit this vulnerability.
Which versions are affected by CVE-2017-5135?
It affects 1 product.
Products include Technicolor Dpc3928sl Firmware.
How do I fix CVE-2017-5135?
No fix has been published for CVE-2017-5135 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2017-5135 being exploited?
There is no known exploitation of CVE-2017-5135 in the wild and no public exploit code.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in n/a
Sources
Also known as GHSA-rpjv-hccg-mhh6.