CVE-2017-6862

NETGEAR Multiple Devices: Buffer Overflow

As of , CVE-2017-6862 in NETGEAR Multiple Devices is on CISA's list of exploited vulnerabilities: CISA listed it on . Our patch-first group: Patch soon.

Exploited
Yes: CISA listed it on 8 June 2022
US federal deadline
22 June 202214 days after CISA listed it. US federal civilian agencies must fix it by then.
Used in ransomware campaigns
Not known to CISA
EPSS score
0.46Higher than 98% of the CVEs EPSS scores. EPSS estimates the chance of exploitation activity in the next 30 days.
EPSS when listed
0.06 on 8 June 2022EPSS on the day CISA listed it.
Public exploit
None foundNeither Metasploit nor Exploit-DB lists one.
Fix
No vendor link in CISA's entry

What CISA says to do

Apply updates per vendor instructions.

CISA's required action

What the flaw is

Multiple NETGEAR devices contain a buffer overflow vulnerability that allows for authentication bypass and remote code execution.

CISA's description

NETGEAR WNR2000v3 devices before 1.1.2.14, WNR2000v4 devices before 1.0.0.66, and WNR2000v5 devices before 1.0.0.42 allow authentication bypass and remote code execution via a buffer overflow that uses a parameter in the administration webapp. The NETGEAR ID is PSV-2016-0261.

The CVE record's description, from netgear

CVE published
26 May 2017
Assigned by
netgear
CVSS
9.8 Critical (CVSS 3.1, from CISA-ADP)
CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CISA SSVC, exploitation
active
CISA SSVC, automatable
yes
CISA SSVC, technical impact
total

Timeline

  1. The CVE record was published.
  2. CISA added it to its list of exploited vulnerabilities.
  3. The US federal deadline to fix it.

Multiple Devices: other exploited entries

VulnerabilityProductOur groupListedDeadlineEPSS
CVE-2017-5521Exposure of Sensitive InformationNETGEAR Multiple DevicesPatch this weekMetasploit module; EPSS 0.89; verified Exploit-DB entry0.89

Read further