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CVE-2014-5239

19
FAUCET Score

CVE-2014-5239 describes a vulnerability in the Microsoft Outlook.com application for Android (versions prior to 7.8.2.12.49.7090) where it fails to properly validate X.509 certificates from SSL servers. This flaw enables man-in-the-middle attackers to spoof legitimate servers using crafted certificates, potentially leading to the compromise of sensitive user information. The vulnerability has a CVSS score of 4.0, indicating a network-based attack with high complexity, but only partial confidentiality and integrity impact. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 7.8.2.12.49.6434CPE matchmatch criteria
cpe:2.3:a:microsoft:outlook.com:*:*:*:*:*:android:*:*
7.8.2.10.47.7365CPE matchmatch criteria
cpe:2.3:a:microsoft:outlook.com:7.8.2.10.47.7365:*:*:*:*:android:*:*
7.8.2.11.48.4848CPE matchmatch criteria
cpe:2.3:a:microsoft:outlook.com:7.8.2.11.48.4848:*:*:*:*:android:*:*
7.8.2.12.49.0430CPE matchmatch criteria
cpe:2.3:a:microsoft:outlook.com:7.8.2.12.49.0430:*:*:*:*:android:*:*
7.8.2.12.49.5701CPE matchmatch criteria
cpe:2.3:a:microsoft:outlook.com:7.8.2.12.49.5701:*:*:*:*:android:*:*

CVSS Data

CVSS version used by this source: 2.0

4.0MEDIUM

AV:N/AC:H/Au:N/C:P/I:P/A:N

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Exploitability Score
4.9
Impact Score
4.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.89%
Probability of exploitation in next 30 days
EPSS Percentile
85.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-23
Model: v2026.06.15
This CVE's current EPSS score of 0.0289 is in the 78th percentile among its peer group of 19,954 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

jvndb.jvn.jp / jvndb/JVNDB-2014-000086
Vendor Advisory
jvn.jp / en/jp/JVN72950786/index.html
Vendor Advisory
securitytracker.com / id/1030733