Actively exploited · Published Jul 14, 2015 · Assigned by microsoft

CVE-2015-2419

High 8.8 Exploited

In plain English

A high-severity out-of-bounds write in Internet Explorer from Microsoft. Attackers are actively exploiting it in the wild (listed by CISA on March 28, 2022). The chance it is exploited in the next 30 days is estimated at 53.0% (higher than 99% of all known vulnerabilities). Apply updates per vendor instructions.

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)53.0%top 1.0% of all CVEs

Exploited in the wildYesCISA KEV since Mar 28, 2022

Attack toolingNoneno public tooling known

CISA guidance

Apply updates per vendor instructions.

Federal agencies must remediate by Apr 18, 2022.

Official description

JScript 9 in Microsoft Internet Explorer 10 and 11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "JScript9 Memory Corruption Vulnerability."

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

Weakness: CWE-787 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

1032894 vdb-entry, x_refsource_SECTRACK
MS15-065 vendor-advisory, x_refsource_MS
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-2419 government-resource