How severe is CVE-2011-1566?

CVE-2011-1566 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2011-1566 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 67% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-1566?

CVE-2011-1566 affects 7t Igss. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2011-1566?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2011-1566 published?

CVE-2011-1566 was published on 2011-04-05 and last updated on 2026-06-16.

CVE-2011-1566

CVE-2011-1566 is a critical-severity vulnerability in 7t Igss with a CVSS 2.0 base score of 10.0. Its EPSS exploit-prediction score of 67% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 67% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: 7t Igss
Published: 2011-04-05
Last modified: 2026-06-16

Description

Directory traversal vulnerability in dc.exe 9.00.00.11059 and earlier in 7-Technologies Interactive Graphical SCADA System (IGSS) allows remote attackers to execute arbitrary programs via ..\ (dot dot backslash) sequences in opcodes (1) 0xa and (2) 0x17 to TCP port 12397.

Frequently asked questions

What is CVE-2011-1566?: Directory traversal vulnerability in dc.exe 9.00.00.11059 and earlier in 7-Technologies Interactive Graphical SCADA System (IGSS) allows remote attackers to execute arbitrary programs via ..\ (dot dot backslash) sequences in opcodes (1) 0xa and (2) 0x17 to TCP port 12397.
How severe is CVE-2011-1566?: CVE-2011-1566 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2011-1566 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 67% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1566?: CVE-2011-1566 affects 7t Igss. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-1566?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2011-1566 published?: CVE-2011-1566 was published on 2011-04-05 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:7t:igss:*:*:*:*:*:*:*:*

More vulnerabilities in 7t Igss

CVE-2011-2959 — Critical (CVSS 10.0): Stack-based buffer overflow in the Open Database Connectivity (ODBC) service (Odbcixv9se.exe) in 7-Technologies…
CVE-2011-2214 — Critical (CVSS 10.0): Unspecified vulnerability in the Open Database Connectivity (ODBC) component in 7T Interactive Graphical SCADA System…
CVE-2011-1568 — Critical (CVSS 10.0): Format string vulnerability in the logText function in shmemmgr9.dll in IGSSdataServer.exe 9.00.00.11074, and…
CVE-2011-1567 — Critical (CVSS 10.0): Multiple stack-based buffer overflows in IGSSdataServer.exe 9.00.00.11063 and earlier in 7-Technologies Interactive…
CVE-2011-1565 — Critical (CVSS 10.0): Directory traversal vulnerability in IGSSdataServer.exe 9.00.00.11063 and earlier in 7-Technologies Interactive…
CVE-2011-4053 — Critical (CVSS 9.3): Untrusted search path vulnerability in 7-Technologies (7T) Interactive Graphical SCADA System (IGSS) before 9.0.0.11291…

All CVEs affecting 7t Igss →

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