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Vulnerability Intelligence

CVE-2015-0014

Critical

Buffer overflow in the Telnet service in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, and Windows Server 2012 Gold and R2 allows remote attackers to execute arbitrary code via crafted packets,…

Published Jan 13, 2015 · Updated May 6, 2026

Key Facts

Patch immediately
  • CVE-2015-0014 is a critical-severity vulnerability (CVSS 10.0 v2) affecting Windows 7 (Microsoft), Windows 8 (Microsoft), Windows 8.1 (Microsoft) and 4 more products.
  • It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
  • EPSS estimates a 97% probability of exploitation in the next 30 days.
  • No fixed version is listed yet; check the vendor advisory for mitigations.
  • Brandefense priority: patch immediately, because it is very likely to be exploited soon.

CVSS v2

10.0

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

EPSS (30-day exploit likelihood)

97%

Higher than 99.8% of all scored CVEs

Exploited in the wild

No known

Not in a known-exploited catalog

Public exploit code

None known

Get the full CVE-2015-0014 brief as a PDF

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Description

Buffer overflow in the Telnet service in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, and Windows Server 2012 Gold and R2 allows remote attackers to execute arbitrary code via crafted packets, aka "Windows Telnet Service Buffer Overflow Vulnerability."

Affected Products

9 affected entries in total
ProductAffected versionsFixed in
Windows 7MicrosoftSee advisoryn/a
Windows 8MicrosoftSee advisoryn/a
Windows 8.1MicrosoftSee advisoryn/a
Windows Server 2003MicrosoftSee advisoryn/a
Windows Server 2008Microsoftr2-sp1n/a
2 more affected products in the full CVE brief

Timeline

  1. Publicly disclosed

    Jan 13, 2015

  2. Last updated

    May 6, 2026

Weakness Type

  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

1 more references in the full CVE brief

FAQ

Common Questions.

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