Is CVE-2015-1863 in the CISA KEV catalog?

No. CVE-2015-1863 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2015-1863?

CVE-2015-1863 has a CVSS v2 base score of 5.8 (MEDIUM).

What is the EPSS score for CVE-2015-1863?

CVE-2015-1863 has an EPSS score of 5.23% (92th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2015-1863?

Upgrade wpa on debian 11 to 2.3-2 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2015-1863

MEDIUMEPSS 92th pctl

5.8

CVSS v2

NVD

Description

Heap-based buffer overflow in wpa_supplicant 1.0 through 2.4 allows remote attackers to cause a denial of service (crash), read memory, or possibly execute arbitrary code via crafted SSID information in a management frame when creating or updating P2P entries.

CWE-119Buffer Overflow

How to fix

Remediation Available

wpaDebian

Fixed in:2.3-2CVE-2015-1863

wpaUbuntu

Fixed in:2.1-0ubuntu1.2USN-2577-1

wpasupplicantUbuntu

Fixed in:2.1-0ubuntu1.2USN-2577-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

5.23%probability of exploitation in 30 days

92ndpercentile

High risk: more likely to be exploited than 92% of all known CVEs.

References

Third-Party Advisory9

Other references3

Related Vulnerabilities

Other CWE-119 (Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-4966	Critical	9.4	100%	KEV + Ransom	Fix
CVE-2017-11882	High	7.8	100%	KEV + Ransom	-
CVE-2020-0796	Critical	10.0	100%	KEV + Ransom	-
CVE-2008-4250	Critical	9.8	99%	KEV	-
CVE-2017-15944	Critical	9.8	98%	KEV	Fix
CVE-2015-0014	High	10.0	97%	-	-

Embed a live status badge for CVE-2015-1863

Markdown

[![CVE-2015-1863](https://tridentstack.com/cve/badge/CVE-2015-1863.svg)](https://tridentstack.com/cve/CVE-2015-1863)

HTML

<a href="https://tridentstack.com/cve/CVE-2015-1863"><img src="https://tridentstack.com/cve/badge/CVE-2015-1863.svg" alt="CVE-2015-1863"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.