SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2016-0746

Use-after-free vulnerability in the resolver in nginx 0.6.18 through 1.8.0 and 1.9.x before 1.9.10 allows remote attackers to cause a denial of service (worker process crash) or possibly have unspecified other impact via a crafted DNS response related…

CRITICAL 9.8EPSS 8.63%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (8.63%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Use-after-free vulnerability in the resolver in nginx 0.6.18 through 1.8.0 and 1.9.x before 1.9.10 allows remote attackers to cause a denial of service (worker process crash) or possibly have unspecified other impact via a crafted DNS response related to CNAME response processing.

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
8.63% probability · 95th percentile
CISA KEV
Not listed
Weakness
CWE-416
Affected
f5/nginx · canonical/ubuntu linux · debian/debian linux · opensuse/leap · apple/xcode
Source
secalert@redhat.com

References

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