CVE-2015-1635 (GCVE-0-2015-1635)

Vulnerability from cvelistv5 – Published: 2015-04-14 20:00 – Updated: 2025-10-22 00:05
VLAI? CISA KEV
Summary
HTTP.sys in Microsoft Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8, Windows 8.1, and Windows Server 2012 Gold and R2 allows remote attackers to execute arbitrary code via crafted HTTP requests, aka "HTTP.sys Remote Code Execution Vulnerability."
Severity ?
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • n/a
Assigner
References
https://docs.microsoft.com/en-us/security-updates… vendor-advisoryx_refsource_MS
https://www.exploit-db.com/exploits/36773/ exploitx_refsource_EXPLOIT-DB
http://www.osvdb.org/120629 vdb-entryx_refsource_OSVDB
http://www.securitytracker.com/id/1032109 vdb-entryx_refsource_SECTRACK
http://www.securityfocus.com/bid/74013 vdb-entryx_refsource_BID
https://www.exploit-db.com/exploits/36776/ exploitx_refsource_EXPLOIT-DB
http://packetstormsecurity.com/files/131463/Micro… x_refsource_MISC
CISA KEV
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 971dd6c6-9b16-4f8b-916c-991233f9bdaa

Vulnerability ID: CVE-2015-1635

Status: Confirmed

Status Updated: 2022-02-10 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2022-02-10
Asserted: 2022-02-10
Scope
Notes: KEV entry: Microsoft HTTP.sys Remote Code Execution Vulnerability | Affected: Microsoft / HTTP.sys | Description: Microsoft HTTP protocol stack (HTTP.sys) contains a vulnerability that allows for remote code execution. | Required action: Apply updates per vendor instructions. | Due date: 2022-08-10 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://nvd.nist.gov/vuln/detail/CVE-2015-1635
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes CWE-94
Feed CISA Known Exploited Vulnerabilities Catalog
Product HTTP.sys
Due Date 2022-08-10
Date Added 2022-02-10
Vendorproject Microsoft
Vulnerabilityname Microsoft HTTP.sys Remote Code Execution Vulnerability
Knownransomwarecampaignuse Unknown
References
Created: 2026-02-02 12:28 UTC | Updated: 2026-02-06 07:17 UTC
Show details on NVD website
To clipboard 

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Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.