CVE-2012-4358

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2012-08-19 · updated 2026-06-16
Weakness: CWE-20

Description

Sielco Sistemi Winlog Pro SCADA before 2.07.17 and Winlog Lite SCADA before 2.07.17 do not validate the return value of the realloc function, which allows remote attackers to cause a denial of service (invalid 0x00 write operation and daemon crash) or possibly have unspecified other impact via a port-46824 TCP packet with a crafted positive integer after the opcode.

Affected products

Sielcosistemi Winlog Lite: through 2.07.16; 2.06.00, 2.06.03, 2.06.04, 2.06.06, 2.06.09, 2.06.10 (+20)
Sielcosistemi Winlog Pro: through 2.07.16; 2.06.00, 2.06.03, 2.06.04, 2.06.06, 2.06.09, 2.06.10 (+20)

References

http://aluigi.org/adv/winlog_2-adv.txt
http://secunia.com/advisories/49395
http://www.sielcosistemi.com/en/news/index.html?id=69
http://www.us-cert.gov/control_systems/pdf/ICSA-12-213-01.pdf
http://aluigi.org/adv/winlog_2-adv.txt
http://secunia.com/advisories/49395
http://www.sielcosistemi.com/en/news/index.html?id=69
http://www.us-cert.gov/control_systems/pdf/ICSA-12-213-01.pdf

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