What is CVE-2011-1567?

CVE-2011-1567 is a vulnerability in 7t Igss, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2011-04-05.

Is CVE-2011-1567 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in 7t Igss

CVE-2011-1567

Multiple stack-based buffer overflows in IGSSdataServer.exe 9.00.00.11063 and earlier in 7-Technologies Interactive Graphical SCADA System (IGSS) allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via crafted (1) ListAll, (2) Write File, (3) ReadFile, (4) Delete, (5) RenameFile, and (6) FileInfo commands in an 0xd opcode; (7) the Add, (8) ReadFile, (9) Write File, (10) Rename, (11) Delete, and (12) Add commands in an RMS report templates (0x7) opcode; and (13) 0x4 command in an STDREP request (0x8) opcode to TCP port 12401.

Vulnerability class: Buffer Overflow

Published 2011-04-05 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 10.0 (High). Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.696 (99.4th percentile), scored 2026-10-17.

High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.696 · newest: 0.696 · change: 0.000

Affected products

7t Igss

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

Public proof-of-concept exploits

References

www.securityfocus.com/bid/46936 (vdb-entry)
www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-080-03.pdf (US Government Resource)
aluigi.org/adv/igss_2-adv.txt (Exploit)
secunia.com/advisories/43849 (Vendor Advisory, third-party-advisory)
aluigi.org/adv/igss_4-adv.txt (Exploit)
www.vupen.com/english/advisories/2011/0741 (vdb-entry, Vendor Advisory)
www.exploit-db.com/exploits/17024 (Exploit, exploit)
aluigi.org/adv/igss_5-adv.txt (Exploit)
securityreason.com/securityalert/8179 (third-party-advisory)
securityreason.com/securityalert/8251 (third-party-advisory)

Frequently asked questions

What is CVE-2011-1567?: CVE-2011-1567 is a vulnerability in 7t Igss, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2011-04-05.
Is CVE-2011-1567 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.