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CVE-2007-5707

OpenLDAP before 2.3.39 allows remote attackers to cause a denial of service (slapd crash) via an...

7.1 HighFix available

OpenLDAP before 2.3.39 allows remote attackers to cause a denial of service (slapd crash) via an LDAP request with a malformed objectClasses attribute. NOTE: this has been reported as a double free, but the reports are inconsistent.

Exploit likelihood

3.65%Down 0.7 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 7.1

OpenLDAP before 2.3.39 allows remote attackers to cause a denial of service (slapd crash) via an LDAP request with a malformed objectClasses attribute. NOTE: this has been reported as a double free, but the reports are inconsistent.

Record
CVE-2007-5707
CVSS 2.0
7.1 HighAV:N/AC:M/Au:N/C:N/I:N/A:C
Weakness
CWE-399
Updated
2026-11-02
CVE List No score

OpenLDAP before 2.3.39 allows remote attackers to cause a denial of service (slapd crash) via an LDAP request with a malformed objectClasses attribute. NOTE: this has been reported as a double free, but the reports are inconsistent.

Record
CVE-2007-5707
Updated
2026-11-02
EUVDEUVD-2007-5679 No score

OpenLDAP before 2.3.39 allows remote attackers to cause a denial of service (slapd crash) via an LDAP request with a malformed objectClasses attribute. NOTE: this has been reported as a double free, but the reports are inconsistent.

Record
EUVD-2007-5679
Updated
2026-11-03
GitHub AdvisoriesGHSA-56rq-8cxr-3584 No score

OpenLDAP before 2.3.39 allows remote attackers to cause a denial of service (slapd crash) via an...

OpenLDAP before 2.3.39 allows remote attackers to cause a denial of service (slapd crash) via an LDAP request with a malformed objectClasses attribute. NOTE: this has been reported as a double free, but the reports are inconsistent.

Record
GHSA-56rq-8cxr-3584
Updated
2026-11-02
OSVBELL-CVE-2007-5707 7.1

CVE-2007-5707 does not affect BellSoft software

Record
BELL-CVE-2007-5707
CVSS 2.0
7.1 HighAV:N/AC:M/Au:N/C:N/I:N/A:C
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
openldap2.3
Debian:4.0
From an advisory covering 4 CVEs
 before 2.3.30-5+etch1, plus listed versions
2.3.30-5
2.3.30-5+etch1
openldap
Red Hat:enterprise_linux:5::client_workstation
 before 0:2.3.27-8.el5_1.1
0:2.3.27-8.el5_1.1
openldap-debuginfo
Red Hat:enterprise_linux:5::client_workstation
 before 0:2.3.27-8.el5_1.1
0:2.3.27-8.el5_1.1
openldap-devel
Red Hat:enterprise_linux:5::client_workstation
 before 0:2.3.27-8.el5_1.1
0:2.3.27-8.el5_1.1
openldap-servers
Red Hat:enterprise_linux:5::client_workstation
 before 0:2.3.27-8.el5_1.1
0:2.3.27-8.el5_1.1
openldap-servers-sql
Red Hat:enterprise_linux:5::client_workstation
 before 0:2.3.27-8.el5_1.1
0:2.3.27-8.el5_1.1
compat-openldap
Red Hat:enterprise_linux:5::client
 before 0:2.3.27_2.2.29-8.el5_1.1
0:2.3.27_2.2.29-8.el5_1.1
openldap
Red Hat:enterprise_linux:5::client
 before 0:2.3.27-8.el5_1.1
0:2.3.27-8.el5_1.1
openldap-clients
Red Hat:enterprise_linux:5::client
 before 0:2.3.27-8.el5_1.1
0:2.3.27-8.el5_1.1
openldap-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:2.3.27-8.el5_1.1
0:2.3.27-8.el5_1.1
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Affected packages
PackageAffectedFixed
compat-openldap
Red Hat:enterprise_linux:5::server
 before 0:2.3.27_2.2.29-8.el5_1.1
0:2.3.27_2.2.29-8.el5_1.1
openldap
Red Hat:enterprise_linux:5::server
 before 0:2.3.27-8.el5_1.1
0:2.3.27-8.el5_1.1
openldap-clients
Red Hat:enterprise_linux:5::server
 before 0:2.3.27-8.el5_1.1
0:2.3.27-8.el5_1.1
openldap-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.3.27-8.el5_1.1
0:2.3.27-8.el5_1.1
openldap-devel
Red Hat:enterprise_linux:5::server
 before 0:2.3.27-8.el5_1.1
0:2.3.27-8.el5_1.1
openldap-servers
Red Hat:enterprise_linux:5::server
 before 0:2.3.27-8.el5_1.1
0:2.3.27-8.el5_1.1
openldap-servers-sql
Red Hat:enterprise_linux:5::server
 before 0:2.3.27-8.el5_1.1
0:2.3.27-8.el5_1.1
compat-openldap
Red Hat:enterprise_linux:4::as
 before 0:2.1.30-8.el4_6.1
0:2.1.30-8.el4_6.1
openldap
Red Hat:enterprise_linux:4::as
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-clients
Red Hat:enterprise_linux:4::as
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-debuginfo
Red Hat:enterprise_linux:4::as
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-devel
Red Hat:enterprise_linux:4::as
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-servers
Red Hat:enterprise_linux:4::as
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-servers-sql
Red Hat:enterprise_linux:4::as
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
compat-openldap
Red Hat:enterprise_linux:4::desktop
 before 0:2.1.30-8.el4_6.1
0:2.1.30-8.el4_6.1
openldap
Red Hat:enterprise_linux:4::desktop
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-clients
Red Hat:enterprise_linux:4::desktop
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-debuginfo
Red Hat:enterprise_linux:4::desktop
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-servers
Red Hat:enterprise_linux:4::desktop
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-servers-sql
Red Hat:enterprise_linux:4::desktop
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
compat-openldap
Red Hat:enterprise_linux:4::es
 before 0:2.1.30-8.el4_6.1
0:2.1.30-8.el4_6.1
openldap
Red Hat:enterprise_linux:4::es
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-clients
Red Hat:enterprise_linux:4::es
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-debuginfo
Red Hat:enterprise_linux:4::es
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-devel
Red Hat:enterprise_linux:4::es
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-servers
Red Hat:enterprise_linux:4::es
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-servers-sql
Red Hat:enterprise_linux:4::es
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
compat-openldap
Red Hat:enterprise_linux:4::ws
 before 0:2.1.30-8.el4_6.1
0:2.1.30-8.el4_6.1
openldap
Red Hat:enterprise_linux:4::ws
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-clients
Red Hat:enterprise_linux:4::ws
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-debuginfo
Red Hat:enterprise_linux:4::ws
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-servers
Red Hat:enterprise_linux:4::ws
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1
openldap-servers-sql
Red Hat:enterprise_linux:4::ws
 before 0:2.2.13-8.el4_6.1
0:2.2.13-8.el4_6.1

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
affected, aliases, facts, references, titleGitHub Advisories, OSV
first indexedCVE List, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2007-5707 is a high vulnerability (CVSS 7.1) in Openldap, published October 30, 2007. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.65%, the 89th percentile. Fixed in openldap 0:2.3.27-8.el5_1.1.

References

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