TI-2017-08361 Aliases CVE-2017-11323 GHSA-q549-78m2-37w7

Stack-based buffer overflow in ESTsoft ALZip 8.51 and earlier allows remote attackers to…

LOW 39CWE-119Published 2017-08-19 · Updated 2024-08-05

Key facts

Attack vector: Local
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.

Summary

Stack-based buffer overflow in ESTsoft ALZip 8.51 and earlier allows remote attackers to execute arbitrary code via a crafted MS-DOS device file, as demonstrated by use of "AUX" as the initial substring of a filename.

Why it matters now

EPSS 0.02953 87th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:estsoft:alzip::::::::	up to 8.51	Vulnerable	ESTsoft

cpe:2.3:a:estsoft:alzip:*:*:*:*:*:*:*:* Versions up to 8.51 Vulnerable ·ESTsoft

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2017-11323
2026-10-03 Alias added: GHSA-q549-78m2-37w7

References

Exploit 1

http://exploit.kitploit.com/2017/08/alzip-851-buffer-overflow.html

Advisory 1

http://www.altools.com/ALTools/ALZip/Version-History.aspx

TI-2011-01176 Buffer overflow in ALZip 8.21 and earlier allows remote attackers to execute arbitrary code via a crafted mim file. CVSS 2.0HIGH 9.3
TI-2018-03755 Alzip Stack Overflow Vulnerability CVSS 3.0HIGH 8.8
TI-2019-09589 Memory corruption in ESTsoft ALZIP CVSS 3.1HIGH 7.8
TI-2018-07113 ESTsoft ALZip before 10.76 allows local users to execute arbitrary code via creating a… CVSS 3.0HIGH 7.8
TI-2005-03021 Multiple buffer overflows in ALZip 6.12 (Korean), 6.1 (International), and 5.52 (English)… CVSS 2.0MEDIUM 5.1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences