SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2015-0071

Microsoft Internet Explorer ASLR Bypass Vulnerability

KEVMEDIUM 6.5EPSS 33.6%

Does this matter?

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

Description

Microsoft Internet Explorer 9 through 11 allows remote attackers to bypass the ASLR protection mechanism via a crafted web site, aka "Internet Explorer ASLR Bypass Vulnerability."

CVSS 3.1
6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
EPSS
33.58% probability · 98th percentile
CISA KEV
Listed 25 May 2022 · due 15 June 2022
Affected
microsoft/internet explorer
Source
secure@microsoft.com

CISA notes

Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2015-0071

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