CVE-2014-4503

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2014-07-23 · updated 2026-06-17
Weakness: CWE-20

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.

Affected products

Cgminer Project Cgminer: 3.3.0, 3.3.1, 3.3.2, 3.3.3, 3.3.4, 3.4.0 (+28)
Sgminer Project Sgminer: through 4.2.1; 4.0.0, 4.1.0, 4.1.153, 4.1.242, 4.1.271, 4.2.0

References

http://seclists.org/fulldisclosure/2014/Jul/120
https://github.com/sgminer-dev/sgminer/commit/910c36089940e81fb85c65b8e63dcd2fac71470c
http://seclists.org/fulldisclosure/2014/Jul/120
https://github.com/sgminer-dev/sgminer/commit/910c36089940e81fb85c65b8e63dcd2fac71470c

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