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CVE-2017-7269

Buffer overflow in the ScStoragePathFromUrl function in the WebDAV service in Internet Information Services (IIS) 6.0 in Microsoft Windows Server 2003 R2 allows remote attackers to execute arbitrary code via a long header beginning with "If: <http://" in a PROPFIND request, as ex…

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Buffer overflow in the ScStoragePathFromUrl function in the WebDAV service in Internet Information Services (IIS) 6.0 in Microsoft Windows Server 2003 R2 allows remote attackers to execute arbitrary code via a long header beginning with "If: <http://" in a PROPFIND request, as exploited in the wild in July or August 2016.
CVSS 9.8 (CRITICAL) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
0.0/10
REALITY · THREAT PRIORITY
9.0/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 9.8: +1.47
  • Fresh EPSS: 99.82%: +0.50

General review priority, not probability, victim count or asset-specific risk. A range covers missing CVSS/EPSS inputs within the current evidence state.

Sources: 10 documents and public datasets.

Hype components

Headline sample (25%)
0/100
Press, 30 days (60%)
0/100
Grounded branding (15%)
0/100
HYPE TOTAL0/100

Sources and documents

Recorded Future
Press · 07 Aug 2026, 07:00 · July 2026 CVE Landscape - Recorded Future
Rescana
Press · 29 Jul 2026, 07:00 · AI-Powered Hermes Agent Orchestrates Cyber-Espionage Attack on Thai Ministry of Finance: Technical Analysis and Mitigation Strategies - Rescana
The Hacker News
Press · 28 Sep 2017, 07:00 · Hackers Exploiting Microsoft Servers to Mine Monero - Makes $63,000 In 3 Months - The Hacker News
WeLiveSecurity
Press · 28 Sep 2017, 07:00 · Money-making machine: Monero-mining malware - WeLiveSecurity
www.trendmicro.com
Press · 22 Jun 2017, 07:00 · The Trail of BlackTech’s Cyber Espionage Campaigns - www.trendmicro.com
See all 10 source documents
TechTarget
Press · 14 Jun 2017, 07:00 · More Windows XP fixes in June Patch Tuesday release - TechTarget
Deccan Chronicle
Press · 03 Apr 2017, 07:00 · Microsoft won't block Zero-Day attacks targeting over 600,000 systems - Deccan Chronicle
Qualys
Press · 31 Mar 2017, 07:00 · Microsoft IIS 6.0 Buffer Overflow Zero Day - Qualys
www.trendmicro.com
Press · 29 Mar 2017, 07:00 · IIS 6.0 Vulnerability Leads to Code Execution - www.trendmicro.com
www.trendmicro.com
Press · 29 Mar 2017, 07:00 · IIS 6.0 Vulnerability Leads to Code Execution - www.trendmicro.com

Score evolution

● Hype   ● Reality

Earlier evidence-support scores are retained in history; this chart shows only the current priority definition.

First record: hype 0.0 · reality 9.0 (2026-11-02 15:12). The curve appears once the score changes.

Public exploit evidence

4

Public exploit entries / repo candidates

See 4 repos with metrics
RepositoryStarsForksLanguageUpdated
lcatro/CVE-2017-7269-Echo-PoC8933Python27 Oct 2018, 03:20
geniuszly/CVE-2017-726942Python07 Oct 2024, 17:34
nika0x38/CVE-2017-726910Rust09 Oct 2025, 00:29
M1a0rz/CVE-2017-726900—30 Mar 2017, 04:35
Public exploit evidence
Evidence context and dated references

Reality is general threat/review priority, combining observed exploitation, CVSS severity and fresh EPSS. Evidence confidence is separate. This is not calibrated risk, a victim count or an asset-specific assessment. A range reflects missing numeric inputs.

Evidence in context

Confidence in exploitation evidence
Exploitation recorded
Priority basis
Recorded exploitation; CVSS 9.8; EPSS 99.8%
Attention, last 30 days
0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential
network access, no prior privileges, no user interaction.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 13:57:53.595498+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
Published
27 Mar 2017, 01:55
First press mention
29 Mar 2017, 07:00
Added to the CISA KEV catalog
03 Nov 2021, 00:00
Latest press mention
07 Aug 2026, 07:00
Score calculated
05 Nov 2026, 13:57
PoCs on GitHub
4 repositories