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CVE-2015-8763

26
FAUCET Score

CVE-2015-8763 describes an out-of-bounds read vulnerability in the EAP-PWD module of FreeRADIUS versions 3.0 through 3.0.8. This flaw allows remote attackers to cause unspecified impact by sending specially crafted commit or confirm messages. Rated 8.1 HIGH on CVSS, the vulnerability has a network attack vector with high attack complexity, potentially leading to high impact on confidentiality, integrity, and availability. Despite its severity, there is no public exploit code available, it is not listed in CISA's KEV catalog, and it has garnered no community discussion or media coverage, suggesting a low likelihood of active exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
3.0.0CPE matchmatch criteria
cpe:2.3:a:freeradius:freeradius:3.0.0:*:*:*:*:*:*:*
3.0.1CPE matchmatch criteria
cpe:2.3:a:freeradius:freeradius:3.0.1:*:*:*:*:*:*:*
3.0.2CPE matchmatch criteria
cpe:2.3:a:freeradius:freeradius:3.0.2:*:*:*:*:*:*:*
3.0.3CPE matchmatch criteria
cpe:2.3:a:freeradius:freeradius:3.0.3:*:*:*:*:*:*:*
3.0.4CPE matchmatch criteria
cpe:2.3:a:freeradius:freeradius:3.0.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.1HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.23%
Probability of exploitation in next 30 days
EPSS Percentile
65.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0123 is in the 27th percentile among its peer group of 8,914 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: freeradius

Vendor Advisories (1)

redhatCVE-2015-8763Moderate

freeradius: the EAP-PWD module performs insufficient validation on packets received from an EAP peer

May 4, 2015

References

freeradius.org / security.html
Not Applicable
openwall.com / lists/oss-security/2016/01/08/7
Mailing ListPatchThird Party Advisory