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CVE-2013-0220

19
FAUCET Score

CVE-2013-0220 describes an out-of-bounds read vulnerability in the System Security Services Daemon (SSSD) versions prior to 1.9.4, specifically affecting Fedora Project SSSD. This flaw, residing in the autofs and ssh responder functions, allows unauthenticated remote attackers to trigger a denial of service by sending a specially crafted SSSD packet, leading to a crash and restart of the service. With a CVSS score of 5.0 (AV:N/AC:L/Au:N/C:N/I:N/A:P), it indicates a low-complexity attack with no authentication required, resulting in availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.9.3CPE matchmatch criteria
cpe:2.3:a:fedoraproject:sssd:*:*:*:*:*:*:*:*
0.2.1CPE matchmatch criteria
cpe:2.3:a:fedoraproject:sssd:0.2.1:*:*:*:*:*:*:*
0.3.0CPE matchmatch criteria
cpe:2.3:a:fedoraproject:sssd:0.3.0:*:*:*:*:*:*:*
0.3.1CPE matchmatch criteria
cpe:2.3:a:fedoraproject:sssd:0.3.1:*:*:*:*:*:*:*
0.3.2CPE matchmatch criteria
cpe:2.3:a:fedoraproject:sssd:0.3.2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.32%
Probability of exploitation in next 30 days
EPSS Percentile
87.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0332 is in the 83rd percentile among its peer group of 23,725 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (1)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: sssd-0:1.9.2-82.el6
View patch

Vendor Advisories (1)

redhatCVE-2013-0220Low

sssd: Out-of-bounds read flaws in autofs and ssh services responders

Jan 23, 2013

References

git.fedorahosted.org / cgit/sssd.git/commit
git.fedorahosted.org / cgit/sssd.git/commit
lists.fedoraproject.org / pipermail/package-announce/2013-February/098434.html
lists.fedoraproject.org / pipermail/package-announce/2013-February/098613.html
rhn.redhat.com / errata/RHSA-2013-0508.html
bugzilla.redhat.com / show_bug.cgi
secunia.com / advisories/51928
Vendor Advisory
secunia.com / advisories/52315
Vendor Advisory
fedorahosted.org / sssd/ticket/1781
fedorahosted.org / sssd/wiki/Releases/Notes-1.9.4
securityfocus.com / bid/57539