CVE-2017-9287

Openldap vulnerability

CVSS

6.5

EPSS

7.2%

EPSS pct

94th

Exploited

No known

servers/slapd/back-mdb/search.c in OpenLDAP through 2.4.44 is prone to a double free vulnerability. A user with access to search the directory can crash slapd by issuing a search including the Paged Results control with a page size of 0.

Affected vendor

Openldap

Affected product

Openldap

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness type (CWE)

CWE-415 — Double Free

Published

2017-05-29

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring low privileges, no user interaction. Successful exploitation leads to high impact to availability.

Its EPSS score of 7.2% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 94% of all scored CVEs.

Check your external exposure to CVE-2017-9287

Confirm whether Openldap Openldap is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2017-9287.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-9287

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2017-9287 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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