CVE-2014-0322
ENISA EUVD: EUVD-2014-0360 ↗
Exploited in the Wild
✓ Confirmed 0-Day
Triaged: March 20, 2026
2 articles
Published: 2014-02-14
EPSS Score
Source: FIRST.org · 2026-05-24
92.97%
probability
This CVE has a 92.97% probability
of being exploited in the next 30 days.
0%
Top 99.8th percentile of all CVEs
100%
CVSS v3.1
Source: VulnerabilityLookup (CIRCL)8.8
HIGH
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v2 (legacy)
9.3
HIGH
Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
AV:N/AC:M/Au:N/C:C/I:C/A:C
Description
VulnerabilityLookup (CNA)Use-after-free vulnerability in Microsoft Internet Explorer 9 and 10 allows remote attackers to execute arbitrary code via vectors involving crafted JavaScript code, CMarkup, and the onpropertychange attribute of a script element, as exploited in the wild in January and February 2014.
Affected Products
n/a
n/a
Attack Intelligence
CWE-118
· Incorrect Access of Indexable Resource ('Range Error')
CWE-119
· Buffer Overflow
CWE-416
· Use After Free
CWE-664
· Improper Control of a Resource Through its Lifetime
CWE-666
· Operation on Resource in Wrong Phase of Lifetime
CWE-672
· Operation on a Resource after Expiration or Release
CWE-825
· Expired Pointer Dereference
Exploits & PoC
http://www.osvdb.org/103354
vdb-entry
x_refsource_OSVDB
http://www.exploit-db.com/exploits/32851
exploit
x_refsource_EXPLOIT-DB
http://technet.microsoft.com/security/advisory/2934088
x_refsource_CONFIRM
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-012
vendor-advisory
x_refsource_MS
http://www.kb.cert.org/vuls/id/732479
third-party-advisory
x_refsource_CERT-VN
Signal Intelligence
Confidence
85%
EPSS
92.97%
CVSS v3.1
8.8
Mentions
2
Last Seen
May 01, 2015
CNA Information
CNA Assigner
microsoft
Analyst Note
CVE-2014-0322 is explicitly named as a zero-day in active exploitation against US military targets in Operation Snowman, discovered by FireEye. The article clearly states hackers were using this zero-day vulnerability in Internet Explorer before a patch was available, meeting the core zero-day criteria of in-the-wild exploitation preceding patch availability.
Threat Actors 3
Triage Info
Decided atMar 20, 2026
Published DateFeb 14, 2014