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CVE-2013-5209

27
FAUCET Score

CVE-2013-5209 describes an information disclosure vulnerability in the SCTP implementation of FreeBSD kernels versions 8.3 through 9.2-PRERELEASE. A flaw in the sctp_send_initiate_ack function allows remote attackers to obtain sensitive kernel stack memory information by reading INIT-ACK packet data. With a CVSS score of 7.8, this vulnerability is considered high severity due to its network-based attack vector and complete confidentiality impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
8.3CPE matchmatch criteria
cpe:2.3:o:freebsd:freebsd:8.3:*:*:*:*:*:*:*
9.0CPE matchmatch criteria
cpe:2.3:o:freebsd:freebsd:9.0:*:*:*:*:*:*:*
9.1CPE matchmatch criteria
cpe:2.3:o:freebsd:freebsd:9.1:*:*:*:*:*:*:*
9.1CPE matchmatch criteria
cpe:2.3:o:freebsd:freebsd:9.1:p4:*:*:*:*:*:*
9.1CPE matchmatch criteria
cpe:2.3:o:freebsd:freebsd:9.1:p5:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.8HIGH

AV:N/AC:L/Au:N/C:C/I:N/A:N

Confidentiality Impact
COMPLETE
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.51%
Probability of exploitation in next 30 days
EPSS Percentile
83.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0251 is in the 70th percentile among its peer group of 51,553 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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

Remediation records are not available for this CVE.

References

bugzilla.mozilla.org / show_bug.cgi
svnweb.freebsd.org / base
Patch
freebsd.org / security/advisories/FreeBSD-SA-13:10.sctp.asc
Vendor Advisory
securityfocus.com / bid/61939
securitytracker.com / id/1028940