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CVE-2010-5107

33
FAUCET Score

CVE-2010-5107 describes a denial-of-service vulnerability in OpenSSH versions up to 6.1, where a fixed time limit between TCP connection establishment and login completion allows remote attackers to exhaust connection slots by repeatedly initiating new TCP connections. This vulnerability has a CVSS score of 5.0, indicating a medium severity, with a low attack complexity and potential for partial availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 6.1CPE matchmatch criteria
cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*
1.2CPE matchmatch criteria
cpe:2.3:a:openbsd:openssh:1.2:*:*:*:*:*:*:*
1.2.1CPE matchmatch criteria
cpe:2.3:a:openbsd:openssh:1.2.1:*:*:*:*:*:*:*
1.2.2CPE matchmatch criteria
cpe:2.3:a:openbsd:openssh:1.2.2:*:*:*:*:*:*:*
1.2.3CPE matchmatch criteria
cpe:2.3:a:openbsd:openssh:1.2.3:*:*:*:*:*:*:*

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
16.51%
Probability of exploitation in next 30 days
EPSS Percentile
96.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.1651 is in the 95th percentile among its peer group of 51,551 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

Patch Available

Vendor Patches (3)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: openssh-0:5.3p1-94.el6
View patch
redhatpatch availablevia redhat_api
Product: RHEV 3.X Hypervisor and Agents for RHEL-6Fixed in: rhev-hypervisor6-0:6.5-20131115.0.3.2.el6_5
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: openssh

Vendor Advisories (1)

redhatCVE-2010-5107Low

openssh: Prevent connection slot exhaustion attacks

Feb 6, 2013

References

marc.info
rhn.redhat.com / errata/RHSA-2013-1591.html
bugzilla.redhat.com / show_bug.cgi
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19515
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19595
openbsd.org / cgi-bin/cvsweb/src/usr.bin/ssh/servconf.c
openbsd.org / cgi-bin/cvsweb/src/usr.bin/ssh/sshd_config.5
openbsd.org / cgi-bin/cvsweb/src/usr.bin/ssh/sshd_config
openwall.com / lists/oss-security/2013/02/07/3
oracle.com / technetwork/topics/security/cpujan2015-1972971.html
oracle.com / technetwork/topics/security/linuxbulletinjan2016-2867209.html
securityfocus.com / bid/58162