openldap: ber_get_next denial of service vulnerability
Published Sep 11, 2015
5.0
MEDIUMCVSS 2.0
EPSS 19.98%
Description
The ber_get_next function in libraries/liblber/io.c in OpenLDAP 2.4.42 and earlier allows remote attackers to cause a denial of service (reachable assertion and application crash) via crafted BER data, as demonstrated by an attack against slapd.
Affected products
No data.
No data.
Red Hat Enterprise Linux 5
openldap-0:2.3.43-29.el5_11
Fixed · RHSA-2015:1840
Red Hat Enterprise Linux 6
openldap-0:2.4.40-6.el6_7
Fixed · RHSA-2015:1840
Red Hat Enterprise Linux 7
openldap-0:2.4.39-7.ael7b_1
Fixed · RHSA-2015:1840
Red Hat Enterprise Linux 4
openldap
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | openldap-0:2.3.43-29.el5_11 | Fixed | RHSA-2015:1840 |
| Red Hat Enterprise Linux 6 | openldap-0:2.4.40-6.el6_7 | Fixed | RHSA-2015:1840 |
| Red Hat Enterprise Linux 7 | openldap-0:2.4.39-7.ael7b_1 | Fixed | RHSA-2015:1840 |
| Red Hat Enterprise Linux 4 | openldap | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 19.98% (0.19984) | 97.37th | v5 (v2026.06.15) |
| Jun 15, 2026 | 19.63% (0.19628) | 97.04th | v5 (v2026.06.15) |
| Dec 7, 2025 | 70.51% (0.70513) | 98.62th | v4 (v2025.03.14) |
| Dec 1, 2025 | 62.75% (0.62752) | 98.30th | v4 (v2025.03.14) |
| Jun 15, 2025 | 72.59% (0.72592) | 98.68th | v4 (v2025.03.14) |
| Mar 30, 2025 | 61.20% (0.61196) | 98.15th | v4 (v2025.03.14) |
| Mar 29, 2025 | 69.59% (0.69591) | 98.16th | v4 (v2025.03.14) |
| Mar 19, 2025 | 61.20% (0.61196) | 98.10th | v4 (v2025.03.14) |
| Mar 17, 2025 | 63.50% (0.63502) | 98.25th | v4 (v2025.03.14) |
| Dec 12, 2024 | 94.48% (0.94484) | 99.32th | v3 (v2023.03.01) |
| Mar 7, 2023 | 94.65% (0.94653) | 98.72th | v3 (v2023.03.01) |
| Mar 6, 2023 | 16.75% (0.16755) | 96.17th | v2 (v2022.01.01) |
| Jan 30, 2023 | 16.75% (0.16755) | 96.02th | v2 (v2022.01.01) |
| Apr 1, 2022 | 18.33% (0.18327) | 95.99th | v2 (v2022.01.01) |
| Feb 4, 2022 | 18.33% (0.18327) | 93.57th | v2 (v2022.01.01) |
References (21)
- http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html vendor-advisoryx_refsource_APPLE
- http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00031.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00032.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00037.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00039.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00040.html vendor-advisoryx_refsource_SUSE
- http://rhn.redhat.com/errata/RHSA-2015-1840.html vendor-advisoryx_refsource_REDHAT
- http://www.debian.org/security/2015/dsa-3356 vendor-advisoryx_refsource_DEBIAN
- http://www.openldap.org/devel/gitweb.cgi?p=openldap.git%3Ba=commit%3Bh=6fe51a9ab04fd28bbc171da3cf12f1c1040d6629 x_refsource_CONFIRM
- http://www.openldap.org/its/index.cgi/Software%20Bugs?id=8240 x_refsource_CONFIRMExploitVendor Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html x_refsource_CONFIRM
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html x_refsource_CONFIRM
- http://www.security-assessment.com/files/documents/advisory/OpenLDAP-ber_get_next-Denial-of-Service.pdf x_refsource_CONFIRM
- http://www.securityfocus.com/bid/76714 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1033534 vdb-entryx_refsource_SECTRACK
- http://www.ubuntu.com/usn/USN-2742-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2015-6908 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1262393 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2015-6908
- https://support.apple.com/HT205637 x_refsource_CONFIRM
- https://www.cve.org/CVERecord?id=CVE-2015-6908
Change history (0)
No recorded changes yet.