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Vulnerability · Published Apr 28, 2020 · Assigned by mitre

CVE-2020-12243

High 7.5

In plain English

A high-severity security flaw in the openldap package (Alpine). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 4.7% (higher than 92% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)7.5High
Exploit odds (30 days)4.7%top 8.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

In filter.c in slapd in OpenLDAP before 2.4.50, LDAP search filters with nested boolean expressions can result in denial of service (daemon crash).

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.20openldap2.4.50-r0ALPINE-CVE-2020-12243
Alpine:v3.21openldap2.4.50-r0ALPINE-CVE-2020-12243
Alpine:v3.22openldap2.4.50-r0ALPINE-CVE-2020-12243
Alpine:v3.23openldap2.4.50-r0ALPINE-CVE-2020-12243
Alpine:v3.24openldap2.4.50-r0ALPINE-CVE-2020-12243
Debian:12openldap2.4.50+dfsg-1DEBIAN-CVE-2020-12243
Debian:13openldap2.4.50+dfsg-1DEBIAN-CVE-2020-12243
Debian:14openldap2.4.50+dfsg-1DEBIAN-CVE-2020-12243

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

References