How severe is CVE-2015-7938?

CVE-2015-7938 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2015-7938 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-7938?

CVE-2015-7938 primarily affects Advantech Eki-1321 Series Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-7938?

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-2015-7938 published?

CVE-2015-7938 was published on 2016-01-09 and last updated on 2026-06-17.

CVE-2015-7938

CVE-2015-7938 is a critical-severity vulnerability in Advantech Eki-1321 Series Firmware with a CVSS 3.x base score of 9.8. 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-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Advantech Eki-1321 Series Firmware
Published: 2016-01-09
Last modified: 2026-06-17

Description

Advantech EKI-132x devices with firmware before 2015-12-31 allow remote attackers to bypass authentication via unspecified vectors.

Frequently asked questions

What is CVE-2015-7938?: Advantech EKI-132x devices with firmware before 2015-12-31 allow remote attackers to bypass authentication via unspecified vectors.
How severe is CVE-2015-7938?: CVE-2015-7938 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2015-7938 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-7938?: CVE-2015-7938 primarily affects Advantech Eki-1321 Series Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-7938?: 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-2015-7938 published?: CVE-2015-7938 was published on 2016-01-09 and last updated on 2026-06-17.

References

https://ics-cert.us-cert.gov/advisories/ICSA-15-344-01

Affected products (2)

cpe:2.3:o:advantech:eki-1321_series_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:advantech:eki-1322_series_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Advantech Eki-1321 Series Firmware

CVE-2015-6476 — Critical (CVSS 10.0): Advantech EKI-122x-BE devices with firmware before 1.65, EKI-132x devices with firmware before 1.98, and EKI-136x…

All CVEs affecting Advantech Eki-1321 Series Firmware →

Other CWE-287 (Improper Authentication) vulnerabilities

CVE-2026-20317 — Critical (CVSS 10.0): As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Workload engineering…
CVE-2026-19977 — Critical (CVSS 10.0): A vulnerability was detected in EFM ipTIME A3004T 14.19.0. The affected element is the function…
CVE-2026-59500 — Critical (CVSS 10.0): CWE-287: Improper Authentication
CVE-2024-27253 — Critical (CVSS 10.0): IBM DOORS Next 7.0.3 through 7.0.3 Interim Fix 018 could allow an authenticated user to bypass security logic to…
CVE-2026-56162 — Critical (CVSS 10.0): Improper authentication in Azure SQL Database allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-62825 — Critical (CVSS 10.0): Improper authentication in Azure Key Vault allows an unauthorized attacker to elevate privileges over a network.

Browse all CWE-287 (Improper Authentication) vulnerabilities →