CVE-2014-7216

Messenger vulnerability

CVSS

9.3

EPSS

6.8%

EPSS pct

93th

Exploited

No known

Multiple stack-based buffer overflows in Yahoo! Messenger 11.5.0.228 and earlier allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via the (1) shortcut or (2) title keys in an emoticons.xml file.

Affected vendor

Yahoo

Affected product

Messenger

CVSS vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Weakness type (CWE)

CWE-119 — Improper Restriction of Operations within Memory Bounds

Published

2015-09-11

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, medium attack complexity, requiring no authentication. Successful exploitation leads to complete impact to confidentiality, complete impact to integrity, complete impact to availability.

Its EPSS score of 6.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 93% of all scored CVEs.

Check your external exposure to CVE-2014-7216

Confirm whether Yahoo Messenger is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2014-7216.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2014-7216

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2014-7216 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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