https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Tue, 29 Sep 2026 20:36:34 +0000 https://vulnerability.circl.lu/vuln/cve-2020-36221 <p>An integer underflow was discovered in OpenLDAP before 2.4.57 leading to slapd crashes in the Certificate Exact Assertion processing, resulting in denial of service (schema_init.c serialNumberAndIssuerCheck).</p> <p>An integer underflow was discovered in OpenLDAP before 2.4.57 leading to slapd crashes in the Certificate Exact Assertion processing, resulting in denial of service (schema_init.c serialNumberAndIssuerCheck).</p> https://vulnerability.circl.lu/vuln/cve-2020-36221 https://vulnerability.circl.lu/vuln/usn-4724-1 <p><strong>Affected:</strong> Ubuntu:16.04:LTS: openldap, Ubuntu:18.04:LTS: openldap, Ubuntu:20.04:LTS: openldap</p> <p>It was discovered that OpenLDAP incorrectly handled Certificate Exact Assertion processing. A remote attacker could possibly use this issue to cause OpenLDAP to crash, resulting in a denial of service. (CVE-2020-36221)</p> <p>It was discovered that OpenLDAP incorrectly handled saslAuthzTo processing. A remote attacker could use this issue to cause OpenLDAP to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2020-36222, CVE-2020-36224, CVE-2020-36225, CVE-2020-36226)</p> <p>It was discovered that OpenLDAP incorrectly handled Return Filter control handling. A remote attacker could use this issue to cause OpenLDAP to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2020-36223)</p> <p>It was discovered that OpenLDAP incorrectly handled certain cancel operations. A remote attacker could possibly use this issue to cause OpenLDAP to crash, resulting in a denial of service. (CVE-2020-36227)</p> <p>It was discovered that OpenLDAP incorrectly handled Certificate List Extract Assertion processing. A remote attacker could possibly use this issue to cause OpenLDAP to crash, resulting in a denial of service. (CVE-2020-36228)</p> <p>It was discovered that OpenLDAP incorrectly handled X.509 DN parsing. A remote attacker could possibly use this issue to cause OpenLDAP to crash, resulting in a denial of service. (CVE-2020-36229, CVE-2020-36230)</p> <p><strong>Affected:</strong> Ubuntu:16.04:LTS: openldap, Ubuntu:18.04:LTS: openldap, Ubuntu:20.04:LTS: openldap</p> <p>It was discovered that OpenLDAP incorrectly handled Certificate Exact Assertion processing. A remote attacker could possibly use this issue to cause OpenLDAP to crash, resulting in a denial of service. (CVE-2020-36221)</p> <p>It was discovered that OpenLDAP incorrectly handled saslAuthzTo processing. A remote attacker could use this issue to cause OpenLDAP to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2020-36222, CVE-2020-36224, CVE-2020-36225, CVE-2020-36226)</p> <p>It was discovered that OpenLDAP incorrectly handled Return Filter control handling. A remote attacker could use this issue to cause OpenLDAP to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2020-36223)</p> <p>It was discovered that OpenLDAP incorrectly handled certain cancel operations. A remote attacker could possibly use this issue to cause OpenLDAP to crash, resulting in a denial of service. (CVE-2020-36227)</p> <p>It was discovered that OpenLDAP incorrectly handled Certificate List Extract Assertion processing. A remote attacker could possibly use this issue to cause OpenLDAP to crash, resulting in a denial of service. (CVE-2020-36228)</p> <p>It was discovered that OpenLDAP incorrectly handled X.509 DN parsing. A remote attacker could possibly use this issue to cause OpenLDAP to crash, resulting in a denial of service. (CVE-2020-36229, CVE-2020-36230)</p> https://vulnerability.circl.lu/vuln/usn-4724-1