How severe is CVE-2017-11323?

CVE-2017-11323 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-11323 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-11323?

CVE-2017-11323 affects Estsoft Alzip. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-11323?

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

When was CVE-2017-11323 published?

CVE-2017-11323 was published on 2017-08-19 and last updated on 2026-06-17.

CVE-2017-11323

CVE-2017-11323 is a high-severity vulnerability in Estsoft Alzip with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Estsoft Alzip
Published: 2017-08-19
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2017-11323?: 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.
How severe is CVE-2017-11323?: CVE-2017-11323 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-11323 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-11323?: CVE-2017-11323 affects Estsoft Alzip. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-11323?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-11323 published?: CVE-2017-11323 was published on 2017-08-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:estsoft:alzip:*:*:*:*:*:*:*:*

More vulnerabilities in Estsoft Alzip

CVE-2011-1336 — Critical (CVSS 9.3): Buffer overflow in ALZip 8.21 and earlier allows remote attackers to execute arbitrary code via a crafted mim file.
CVE-2018-5196 — High (CVSS 8.8): Alzip 10.76.0.0 and earlier is vulnerable to a stack overflow caused by improper bounds checking. By persuading a…
CVE-2019-12807 — High (CVSS 7.8): Alzip 10.83 and earlier version contains a stack-based buffer overflow vulnerability, caused by improper bounds…
CVE-2018-10027 — High (CVSS 7.8): ESTsoft ALZip before 10.76 allows local users to execute arbitrary code via creating a malicious .DLL file and…
CVE-2005-3194 — Medium (CVSS 5.1): Multiple buffer overflows in ALZip 6.12 (Korean), 6.1 (International), and 5.52 (English) allow remote attackers to…

All CVEs affecting Estsoft Alzip →

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