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CVE-2004-1317· NVD / CVE Program· CNA mitre

Stack-based buffer overflow in doexec.c in Netcat for Windows 1.1, when running with the -e option, allows remote attackers to execute arbit

Stack-based buffer overflow in doexec.c in Netcat for Windows 1.1, when running with the -e option, allows remote attackers to execute arbitrary code via a long DNS command.

HighCVSS 7.5 · v2.0—Weaponized No fix recorded
Published
Dec 27, 2004
Updated
Jun 16, 2026
EPSS
60.4% · 99th percentile
CWE
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Report tools

JSON

Action score

48

Plan

Add it to your regular patch cycle.

CVSS
30 / 40 · 7.5 / 10
CISA KEV
0 / 30 · Not listed
EPSS
18 / 30 · 60.4%

Affected systems

VendorProduct
netcatnetcat

Same product

netcat: all records

Other highest-scoring records for the same primary product.

  • CVE-2008-5730Multiple CRLF injection vulnerabilities in AIST NetCat 3.12 and earlier allow remote attackers to have an unknown impact via unspecified vec
    31Monitor
  • CVE-2008-6853SQL injection vulnerability in modules/poll/index.php in AIST NetCat 3.0 and 3.12 allows remote attackers to execute arbitrary SQL commands
    30Monitor
  • CVE-2008-5727SQL injection vulnerability in modules/auth/password_recovery.php in AIST NetCat 3.12 and earlier, when magic_quotes_gpc is disabled, allows
    28Monitor
  • CVE-2015-2214NetCat 5.01 and earlier allows remote attackers to obtain the installation path via the redirect_url parameter to netshop/post.php.
    21Monitor
  • CVE-2008-5728Multiple directory traversal vulnerabilities in AIST NetCat 3.12 and earlier, when magic_quotes_gpc is disabled and register_globals is enab
    21Monitor
  • CVE-2008-5742Multiple open redirect vulnerabilities in AIST NetCat 3.12 and earlier allow remote attackers to redirect users to arbitrary web sites and c
    17Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

Weaponized

A ready exploit tool or active in-the-wild use is known for this vulnerability. This should be your top priority.

Evidence

  • Metasploit module ×1
  • Exploit-DB entry ×2

Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.

Public exploit evidence
SourceKindDate
Exploit-DB entryremote2004-12-26
Exploit-DB entryremote2010-06-22
Metasploit moduleexploit/windows/misc/netcat110_ntNetcat v1.10 NT Stack Buffer Overflowexploit2004-12-27

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

  1. First PoC-1 d
  2. Metasploitsame day
  3. Published
  4. TodaySep 30, 2026+7948 d
EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

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Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • No special conditions are required; it is repeatable.

If successful

Confidentiality
P · data can be read
Integrity
P · data or configuration can be modified
Availability
P · the service can be disrupted
Attack complexity
Low
Confidentiality impact
P
Integrity impact
P
Availability impact
P

Weakness class (CWE)

—

CVSS vector

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

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records