Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-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 was allocated on the stack, which allows remote attackers to cause a denial of service (slapd crash) via a member MODDN operation.

Published

2017-12-18T06:29:00.397

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	openldap	openldap	≤ 2.4.45	Yes
Operating System	opensuse	leap	15.0	Yes
Operating System	opensuse	leap	15.1	Yes
Application	oracle	blockchain_platform	< 21.1.2	Yes
Application	mcafee	policy_auditor	< 6.5.1	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00053.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00058.html Mailing List, Third Party Advisory ([email protected])
http://www.openldap.org/its/index.cgi/Incoming?id=8759 Issue Tracking, Vendor Advisory ([email protected])
https://kc.mcafee.com/corporate/index?page=content&id=SB10365 Third Party Advisory ([email protected])
https://www.oracle.com/security-alerts/cpuapr2022.html Patch, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00053.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00058.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openldap.org/its/index.cgi/Incoming?id=8759 Issue Tracking, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://kc.mcafee.com/corporate/index?page=content&id=SB10365 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.oracle.com/security-alerts/cpuapr2022.html Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)