SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2016-10174

NETGEAR WNR2000v5 Router Buffer Overflow Vulnerability

KEVCRITICAL 9.8EPSS 83.5%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 15 April 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

The NETGEAR WNR2000v5 router contains a buffer overflow in the hidden_lang_avi parameter when invoking the URL /apply.cgi?/lang_check.html. This buffer overflow can be exploited by an unauthenticated attacker to achieve remote code execution.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
83.45% probability · 100th percentile
CISA KEV
Listed 25 March 2022 · due 15 April 2022
Weakness
CWE-120
Affected
netgear/d6100 firmware · netgear/d7000 firmware · netgear/d7800 firmware · netgear/jnr1010v2 firmware · netgear/jnr3300 firmware · netgear/jwnr2010v5 firmware · netgear/r2000 firmware · netgear/r6100 firmware · netgear/r6220 firmware · netgear/r7500 firmware · netgear/r7500v2 firmware · netgear/wndr3700v4 firmware · netgear/wndr3800 firmware · netgear/wndr4300 firmware · netgear/wndr4300v2 firmware · netgear/wndr4500v3 firmware · netgear/wndr4700 firmware · netgear/wnr1000v2 firmware · netgear/wnr1000v4 firmware · netgear/wnr2000v3 firmware · +8 more
Source
cve@mitre.org

CISA notes

Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2016-10174

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.