CVE-2017-17740
published 2017-12-18CVE-2017-17740: contrib/slapd-modules/nops/nops.c in OpenLDAP through 2.4.45, when both the nops module and the memberof overlay are enabled, attempts to free a buffer that…
PriorityP340high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
EPSS
7.02%
93.5th percentile
contrib/slapd-modules/nops/nops.c in OpenLDAP through 2.4.45, when both the nops module and the memberof overlay are enabled, attempts to free a buffer that was allocated on the stack, which allows remote attackers to cause a denial of service (slapd crash) via a member MODDN operation.
Affected
6 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | openldap | — | — |
| mcafee | policy_auditor | < 6.5.1 | 6.5.1 |
| openldap | openldap | <= 2.4.45 | — |
| opensuse | leap | — | — |
| opensuse | leap | — | — |
| oracle | blockchain_platform | < 21.1.2 | 21.1.2 |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
osv7.5HIGH
vendor_debian7.5LOW
vendor_redhat7.5HIGH
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GHSA
GHSA-h7vm-9jwq-6c9r: contrib/slapd-modules/nops/nops
ghsa_unreviewed·2022-05-13
CVE-2017-17740 [HIGH] CWE-119 GHSA-h7vm-9jwq-6c9r: contrib/slapd-modules/nops/nops
contrib/slapd-modules/nops/nops.c in OpenLDAP through 2.4.45, when both the nops module and the memberof overlay are enabled, attempts to free a buffer that was allocated on the stack, which allows remote attackers to cause a denial of service (slapd crash) via a member MODDN operation.
OSV
CVE-2017-17740: contrib/slapd-modules/nops/nops
osv·2017-12-18·CVSS 7.5
CVE-2017-17740 [HIGH] CVE-2017-17740: contrib/slapd-modules/nops/nops
contrib/slapd-modules/nops/nops.c in OpenLDAP through 2.4.45, when both the nops module and the memberof overlay are enabled, attempts to free a buffer that was allocated on the stack, which allows remote attackers to cause a denial of service (slapd crash) via a member MODDN operation.
Red Hat
openldap: contrib/slapd-modules/nops/nops.c attempts to free stack buffer allowing remote attackers to cause a denial of service
vendor_redhat·2017-10-20·CVSS 7.5
CVE-2017-17740 [HIGH] CWE-628 openldap: contrib/slapd-modules/nops/nops.c attempts to free stack buffer allowing remote attackers to cause a denial of service
openldap: contrib/slapd-modules/nops/nops.c attempts to free stack buffer allowing remote attackers to cause a denial of service
contrib/slapd-modules/nops/nops.c in OpenLDAP through 2.4.45, when both the nops module and the memberof overlay are enabled, attempts to free a buffer that was allocated on the stack, which allows remote attackers to cause a denial of service (slapd crash) via a member MODDN operation.
Package: openldap (Red Hat Enterprise Linux 5) - Not affected
Package: openldap24-libs (Red Hat Enterprise Linux 5) - Not affected
Package: compat-openldap (Red Hat Enterprise Linux 6) - Not affected
Package: openldap (Red Hat Enterprise Linux 6) - Not affected
Package: compat-openldap (Red Hat Enterprise Linux 7) - Not affected
Package: openldap (Red Hat Enterprise Linux 7
Debian
CVE-2017-17740: openldap - contrib/slapd-modules/nops/nops.c in OpenLDAP through 2.4.45, when both the nops...
vendor_debian·2017·CVSS 7.5
CVE-2017-17740 [HIGH] CVE-2017-17740: openldap - contrib/slapd-modules/nops/nops.c in OpenLDAP through 2.4.45, when both the nops...
contrib/slapd-modules/nops/nops.c in OpenLDAP through 2.4.45, when both the nops module and the memberof overlay are enabled, attempts to free a buffer that was allocated on the stack, which allows remote attackers to cause a denial of service (slapd crash) via a member MODDN operation.
Scope: local
bookworm: open
bullseye: open
forky: open
sid: open
trixie: open
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2017-17740 openldap: contrib/slapd-modules/nops/nops.c attempts to free stack buffer allowing remote attackers to cause a denial of service
bugzilla·2017-12-18·CVSS 7.5
CVE-2017-17740 [HIGH] CVE-2017-17740 openldap: contrib/slapd-modules/nops/nops.c attempts to free stack buffer allowing remote attackers to cause a denial of service
CVE-2017-17740 openldap: contrib/slapd-modules/nops/nops.c attempts to free stack buffer allowing remote attackers to cause a denial of service
contrib/slapd-modules/nops/nops.c in OpenLDAP through 2.4.45, when both the nops module and the memberof overlay are enabled, attempts to free a buffer that was allocated on the stack, which allows remote attackers to cause a denial of service (slapd crash) via a member MODDN operation.
Bug report:
https://www.openldap.org/its/index.cgi/Incoming?id=8759
Discussion:
Created openldap tracking bugs for this issue:
Affects: fedora-all [bug 1527078]
---
JBoss EAP 5 is EOL so won't be receiving updates for moderate security issues.
---
JBoss Core Services and Web Server do not provide slapd and don't use the affected module.
Bugzilla
CVE-2017-17740 openldap: contrib/slapd-modules/nops/nops.c attempts to free stack buffer allowing remote attackers to cause a denial of service [fedora-all]
bugzilla·2017-12-18·CVSS 7.5
CVE-2017-17740 [HIGH] CVE-2017-17740 openldap: contrib/slapd-modules/nops/nops.c attempts to free stack buffer allowing remote attackers to cause a denial of service [fedora-all]
CVE-2017-17740 openldap: contrib/slapd-modules/nops/nops.c attempts to free stack buffer allowing remote attackers to cause a denial of service [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and t
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00053.htmlhttp://lists.opensuse.org/opensuse-security-announce/2019-09/msg00058.htmlhttp://www.openldap.org/its/index.cgi/Incoming?id=8759https://kc.mcafee.com/corporate/index?page=content&id=SB10365https://www.oracle.com/security-alerts/cpuapr2022.htmlhttp://lists.opensuse.org/opensuse-security-announce/2019-09/msg00053.htmlhttp://lists.opensuse.org/opensuse-security-announce/2019-09/msg00058.htmlhttp://www.openldap.org/its/index.cgi/Incoming?id=8759https://kc.mcafee.com/corporate/index?page=content&id=SB10365https://www.oracle.com/security-alerts/cpuapr2022.html
2017-12-18
Published