VDB
ALPINE-CVE-2017-17740
ALPINE-CVE-2017-17740
PUBLISHED
CVSS 7.5 HIGH
Record from OSV · Published December 18, 2017
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.
Fixed versions
Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.
| Package | Ecosystem | Fixed in |
|---|---|---|
| openldap | Alpine:v3.7 | 2.4.46-r0 |
| openldap | Alpine:v3.19 | 2.4.46-r0 |
| openldap | Alpine:v3.11 | 2.4.46-r0 |
| openldap | Alpine:v3.18 | 2.4.46-r0 |
| openldap | Alpine:v3.22 | 2.4.46-r0 |
| openldap | Alpine:v3.10 | 2.4.46-r0 |
| openldap | Alpine:v3.13 | 2.4.46-r0 |
| openldap | Alpine:v3.9 | 2.4.46-r0 |
| openldap | Alpine:v3.12 | 2.4.46-r0 |
| openldap | Alpine:v3.8 | 2.4.46-r0 |
| openldap | Alpine:v3.24 | 2.4.46-r0 |
| openldap | Alpine:v3.23 | 2.4.46-r0 |
6 more packages have a fixed version. See every fix in Lookup.
Risk scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.7 | openldap | 2.4.32-r1, 0, 2.4.11-r0 |
| Alpine:v3.19 | openldap | 2.4.11-r0, 2.4.16-r1, 2.4.16-r0 |
| Alpine:v3.11 | openldap | 2.4.39-r1, 2.4.16-r1, 2.4.16-r2 |
| Alpine:v3.18 | openldap | 2.4.44-r4, 0, 2.4.16-r0 |
| Alpine:v3.22 | openldap | 2.4.40-r5, 2.4.11-r0, 2.4.16-r0 |
| Alpine:v3.10 | openldap | 2.4.31-r3, 2.4.11-r0, 2.4.16-r0 |
| Alpine:v3.13 | openldap | 2.4.19-r2, 2.4.18-r0, 2.4.19-r1 |
| Alpine:v3.9 | openldap | 2.4.21-r1, 0, 2.4.11-r0 |
| Alpine:v3.12 | openldap | 2.4.36-r0, 2.4.25-r0, 2.4.45-r4 |
| Alpine:v3.8 | openldap | 2.4.25-r0, 2.4.36-r2, 2.4.25-r1 |
| Alpine:v3.24 | openldap | 0 |
| Alpine:v3.23 | openldap | 2.4.35-r1, 0, 2.4.11-r0 |
| Alpine:v3.17 | openldap | 2.4.11-r0, 0, 2.4.32-r0 |
| Alpine:v3.20 | openldap | 2.4.11-r0, 0, 2.4.32-r1 |
| Alpine:v3.15 | openldap | 2.4.16-r0, 2.4.11-r0, 0 |
| Alpine:v3.21 | openldap | 2.4.42-r0, 0, 2.4.11-r0 |
| Alpine:v3.14 | openldap | 0, 2.4.35-r1, 2.4.34-r0 |
| Alpine:v3.16 | openldap | 2.4.24-r3, 0, 2.4.16-r0 |
Timeline
- Dec 18, 2017 CVE Published
- Jun 15, 2026 CVE Updated
- Aug 8, 2026 Distribution Patch
Query this with the API
The same record, from the CLI:
vulnetix vdb vuln ALPINE-CVE-2017-17740
vulnetix vdb fixes ALPINE-CVE-2017-17740Or with curl, using the org id and key from your account page:
curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
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