CVE-2010-5107
The default configuration of OpenSSH through 6.1 enforces a fixed time limit between establishing...
The default configuration of OpenSSH through 6.1 enforces a fixed time limit between establishing a TCP connection and completing a login, which makes it easier for remote attackers to cause a denial of service (connection-slot exhaustion) by periodically making many new TCP connections.
Exploit likelihood
What each source reports
CVE List
7.5
The default configuration of OpenSSH through 6.1 enforces a fixed time limit between establishing a TCP connection and completing a login, which makes it easier for remote attackers to cause a denial of service (connection-slot exhaustion) by periodically making many new TCP connections.
- Record
CVE-2010-5107- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-400
- Updated
- 2026-11-02
EUVDEUVD-2010-5067
7.5
The default configuration of OpenSSH through 6.1 enforces a fixed time limit between establishing a TCP connection and completing a login, which makes it easier for remote attackers to cause a denial of service (connection-slot exhaustion) by periodically making many new TCP connections.
- Record
EUVD-2010-5067- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-w6q4-qg4h-298g
7.5
The default configuration of OpenSSH through 6.1 enforces a fixed time limit between establishing...
The default configuration of OpenSSH through 6.1 enforces a fixed time limit between establishing a TCP connection and completing a login, which makes it easier for remote attackers to cause a denial of service (connection-slot exhaustion) by periodically making many new TCP connections.
- Record
GHSA-w6q4-qg4h-298g- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-400
- Updated
- 2026-11-02
NVD
7.5
The default configuration of OpenSSH through 6.1 enforces a fixed time limit between establishing a TCP connection and completing a login, which makes it easier for remote attackers to cause a denial of service (connection-slot exhaustion) by periodically making many new TCP connections.
- Record
CVE-2010-5107- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-400
- Updated
- 2026-11-02
OSVDEBIAN-CVE-2010-5107
7.5
The default configuration of OpenSSH through 6.1 enforces a fixed time limit between establishing a TCP connection and completing a login, which makes it easier for remote attackers to cause a denial of service (connection-slot exhaustion) by periodically making many new TCP connections.
- Record
DEBIAN-CVE-2010-5107- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSV No score
The default configuration of OpenSSH through 6.1 enforces a fixed time limit between establishing a TCP connection and completing a login, which makes it easier for remote attackers to cause a denial of service (connection-slot exhaustion) by periodically making many new TCP connections.
- Record
CVE-2010-5107- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
opensshDebian:12 |
before 1:6.0p1-4 | 1:6.0p1-4 |
opensshDebian:13 |
before 1:6.0p1-4 | 1:6.0p1-4 |
opensshDebian:14 |
before 1:6.0p1-4 | 1:6.0p1-4 |
rhev-hypervisor6Red Hat:enterprise_linux:6::hypervisor From an advisory covering 6 CVEs |
before 0:6.5-20131115.0.3.2.el6_5 | 0:6.5-20131115.0.3.2.el6_5 |
opensshRed Hat:enterprise_linux:6::client |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
openssh-debuginfoRed Hat:enterprise_linux:6::client |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
openssh-ldapRed Hat:enterprise_linux:6::client |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
pam_ssh_agent_authRed Hat:enterprise_linux:6::client |
before 0:0.9.3-94.el6 | 0:0.9.3-94.el6 |
openssh-askpassRed Hat:enterprise_linux:6::client |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
openssh-clientsRed Hat:enterprise_linux:6::client |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
Show 22 moreShow less
| Package | Affected | Fixed |
|---|---|---|
openssh-serverRed Hat:enterprise_linux:6::client |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
opensshRed Hat:enterprise_linux:6::computenode |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
openssh-askpassRed Hat:enterprise_linux:6::computenode |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
openssh-debuginfoRed Hat:enterprise_linux:6::computenode |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
openssh-ldapRed Hat:enterprise_linux:6::computenode |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
pam_ssh_agent_authRed Hat:enterprise_linux:6::computenode |
before 0:0.9.3-94.el6 | 0:0.9.3-94.el6 |
openssh-clientsRed Hat:enterprise_linux:6::computenode |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
openssh-serverRed Hat:enterprise_linux:6::computenode |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
opensshRed Hat:enterprise_linux:6::server |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
openssh-debuginfoRed Hat:enterprise_linux:6::server |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
openssh-ldapRed Hat:enterprise_linux:6::server |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
pam_ssh_agent_authRed Hat:enterprise_linux:6::server |
before 0:0.9.3-94.el6 | 0:0.9.3-94.el6 |
openssh-askpassRed Hat:enterprise_linux:6::server |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
openssh-clientsRed Hat:enterprise_linux:6::server |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
openssh-serverRed Hat:enterprise_linux:6::server |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
opensshRed Hat:enterprise_linux:6::workstation |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
openssh-debuginfoRed Hat:enterprise_linux:6::workstation |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
openssh-ldapRed Hat:enterprise_linux:6::workstation |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
pam_ssh_agent_authRed Hat:enterprise_linux:6::workstation |
before 0:0.9.3-94.el6 | 0:0.9.3-94.el6 |
openssh-askpassRed Hat:enterprise_linux:6::workstation |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
openssh-clientsRed Hat:enterprise_linux:6::workstation |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
openssh-serverRed Hat:enterprise_linux:6::workstation |
before 0:5.3p1-94.el6 | 0:5.3p1-94.el6 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2010-5107 is a medium vulnerability (CVSS 5.0) in Openbsd Openssh, published March 7, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 16.9%, the 97th percentile. Fixed in openssh 1:6.0p1-4.
References
openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/servconf.c?r1=1.234
rhn.redhat.com/errata/RHSA-2013-1591.html
marc.info?l=bugtraq&m=144050155601375&w=2
openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/sshd_config?r1=1.89
bugzilla.redhat.com/show_bug.cgi?id=908707
securityfocus.com/bid/58162
Show 42 moreShow less
oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
oracle.com/technetwork/topics/security/cpujan2015-1972971.html
openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/sshd_config.5?r1=1.156
openwall.com/lists/oss-security/2013/02/07/3
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19595
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19515
nvd.nist.gov/vuln/detail/CVE-2010-5107
github.com/advisories/GHSA-w6q4-qg4h-298g
security-tracker.debian.org/tracker/CVE-2010-5107
access.redhat.com/errata/RHSA-2013:1527
access.redhat.com/security/updates/classification
rhn.redhat.com/errata/RHBA-2013-1528.html
access.redhat.com/site/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/Hypervisor_Deployment_Guide/chap-Deployment_Guide-Upgrading_Red_Hat_Enterprise_Virtualization_Hypervisors.html
bugzilla.redhat.com/show_bug.cgi?id=908060
bugzilla.redhat.com/show_bug.cgi?id=996381
bugzilla.redhat.com/show_bug.cgi?id=999890
bugzilla.redhat.com/show_bug.cgi?id=1000429
bugzilla.redhat.com/show_bug.cgi?id=1000451
bugzilla.redhat.com/show_bug.cgi?id=1007330
bugzilla.redhat.com/show_bug.cgi?id=1026703
security.access.redhat.com/data/csaf/v2/advisories/2013/rhsa-2013_1527.json
access.redhat.com/security/cve/CVE-2010-5107
cve.org/CVERecord?id=CVE-2010-5107
access.redhat.com/security/cve/CVE-2013-2888
cve.org/CVERecord?id=CVE-2013-2888
nvd.nist.gov/vuln/detail/CVE-2013-2888
access.redhat.com/security/cve/CVE-2013-2889
cve.org/CVERecord?id=CVE-2013-2889
nvd.nist.gov/vuln/detail/CVE-2013-2889
access.redhat.com/security/cve/CVE-2013-2892
cve.org/CVERecord?id=CVE-2013-2892
nvd.nist.gov/vuln/detail/CVE-2013-2892
access.redhat.com/security/cve/CVE-2013-4238
cve.org/CVERecord?id=CVE-2013-4238
nvd.nist.gov/vuln/detail/CVE-2013-4238
access.redhat.com/security/cve/CVE-2013-4344
cve.org/CVERecord?id=CVE-2013-4344
nvd.nist.gov/vuln/detail/CVE-2013-4344
access.redhat.com/errata/RHSA-2013:1591
access.redhat.com/site/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/6.5_Technical_Notes/openssh.html
bugzilla.redhat.com/show_bug.cgi?id=974096
security.access.redhat.com/data/csaf/v2/advisories/2013/rhsa-2013_1591.json