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Vulnerability record · CVE-2017-12969 · published 10 November 2017

CVE-2017-12969: Avaya ip office contact center memory buffer overflow vulnerability

Avaya · Ip Office Contact Center

Buffer overflow in the ViewerCtrlLib.ViewerCtrl ActiveX control in Avaya IP Office Contact Center before 10.1.1 allows remote attackers to cause a denial of service (heap corruption and crash) or execute arbitrary code via a long string to the open method.

8.8 CVSS 3.0 High EPSS 10% · top 4.5% CWE-119 · Memory buffer overflow
8.8CVSS 3.0 base score, v2 6.8
10%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References
17 Jun 2026Last modified by NVD

Description

Buffer overflow in the ViewerCtrlLib.ViewerCtrl ActiveX control in Avaya IP Office Contact Center before 10.1.1 allows remote attackers to cause a denial of service (heap corruption and crash) or execute arbitrary code via a long string to the open method.

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://downloads.avaya.com/css/P8/documents/101044091 Vendor Advisory
http://hyp3rlinx.altervista.org/advisories/AVAYA-OFFICE-IP-%28IPO%29-v9.1.0-10.1-VIEWERCTRL-ACTIVE-X-BUFFER-OVERFLOW-0DA
http://packetstormsecurity.com/files/144882/Avaya-IP-Office-IPO-10.1-Active-X-Buffer-Overflow.html Third Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2017/Nov/17 Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/101667 Third Party AdvisoryVDB Entry
https://www.exploit-db.com/exploits/43120/ Third Party AdvisoryVDB Entry
http://downloads.avaya.com/css/P8/documents/101044091 Vendor Advisory
http://hyp3rlinx.altervista.org/advisories/AVAYA-OFFICE-IP-%28IPO%29-v9.1.0-10.1-VIEWERCTRL-ACTIVE-X-BUFFER-OVERFLOW-0DA
http://packetstormsecurity.com/files/144882/Avaya-IP-Office-IPO-10.1-Active-X-Buffer-Overflow.html Third Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2017/Nov/17 Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/101667 Third Party AdvisoryVDB Entry
https://www.exploit-db.com/exploits/43120/ Third Party AdvisoryVDB Entry

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Source: NIST National Vulnerability Database (record CVE-2017-12969), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.