How severe is CVE-2015-4141?

CVE-2015-4141 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2015-4141 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-2015-4141?

CVE-2015-4141 primarily affects W1.fi Wpa Supplicant. In total, 24 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-4141?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2015-4141 published?

CVE-2015-4141 was published on 2015-06-15 and last updated on 2026-06-17.

CVE-2015-4141

CVE-2015-4141 is a medium-severity vulnerability in W1.fi Wpa Supplicant with a CVSS 2.0 base score of 4.3. 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: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: W1.fi Wpa Supplicant
Published: 2015-06-15
Last modified: 2026-06-17

Description

The WPS UPnP function in hostapd, when using WPS AP, and wpa_supplicant, when using WPS external registrar (ER), 0.7.0 through 2.4 allows remote attackers to cause a denial of service (crash) via a negative chunk length, which triggers an out-of-bounds read or heap-based buffer overflow.

Frequently asked questions

What is CVE-2015-4141?: The WPS UPnP function in hostapd, when using WPS AP, and wpa_supplicant, when using WPS external registrar (ER), 0.7.0 through 2.4 allows remote attackers to cause a denial of service (crash) via a negative chunk length, which triggers an out-of-bounds read or heap-based buffer overflow.
How severe is CVE-2015-4141?: CVE-2015-4141 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2015-4141 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-2015-4141?: CVE-2015-4141 primarily affects W1.fi Wpa Supplicant. In total, 24 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-4141?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-4141 published?: CVE-2015-4141 was published on 2015-06-15 and last updated on 2026-06-17.

References

Affected products (24)

cpe:2.3:a:w1.fi:wpa_supplicant:0.7.0:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:wpa_supplicant:0.7.1:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:wpa_supplicant:0.7.2:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:wpa_supplicant:0.7.3:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:wpa_supplicant:1.0:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:wpa_supplicant:1.1:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:wpa_supplicant:2.0:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:wpa_supplicant:2.1:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:wpa_supplicant:2.2:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:wpa_supplicant:2.3:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:wpa_supplicant:2.4:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:hostapd:0.7.0:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:hostapd:0.7.1:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:hostapd:0.7.2:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:hostapd:0.7.3:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:hostapd:1.0:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:hostapd:1.1:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:hostapd:2.0:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:hostapd:2.1:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:hostapd:2.2:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:hostapd:2.3:*:*:*:*:*:*:*
cpe:2.3:a:w1.fi:hostapd:2.4:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*

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