MEDIUM
CVE-2014-4503
CWE-20Published: July 23, 2014· Updated: Jun 17, 2026
4.3
CVSS v3.1
Official Description
The parse_notify function in util.c in sgminer before 4.2.2 and cgminer 3.3.0 through 4.0.1 allows man-in-the-middle attackers to cause a denial of service (application exit) via a crafted (1) bbversion, (2) prev_hash, (3) nbit, or (4) ntime parameter in a mining.notify action stratum message.
Technical Analysis
CVE-2014-4503 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityM
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityNone
IntegrityNone
AvailabilityP
AV:N/AC:M/Au:N/C:N/I:N/A:P
Affected Vendors & Products
cgminer_project1 product(s)
cgminer
sgminer_project1 product(s)
sgminer
Source: NVD CPE · 41 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
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GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
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PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories
All References (4)
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Quick Facts
CVE IDCVE-2014-4503
CVSS Score4.3 / 10
SeverityMEDIUM
WeaknessCWE-20
CISA KEVNo
Affected2 vendor(s)
PublishedJul 23, 2014
Related CVEs (CWE-20)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2014-4503 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.