Most recent entries from all https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Sun, 04 Oct 2026 21:12:05 +0000 CVE-2020-8492 https://vulnerability.circl.lu/vuln/cve-2020-8492 <p>Python 2.7 through 2.7.17, 3.5 through 3.5.9, 3.6 through 3.6.10, 3.7 through 3.7.6, and 3.8 through 3.8.1 allows an HTTP server to conduct Regular Expression Denial of Service (ReDoS) attacks against a client because of urllib.request.AbstractBasicAuthHandler catastrophic backtracking.</p> <p>Python 2.7 through 2.7.17, 3.5 through 3.5.9, 3.6 through 3.6.10, 3.7 through 3.7.6, and 3.8 through 3.8.1 allows an HTTP server to conduct Regular Expression Denial of Service (ReDoS) attacks against a client because of urllib.request.AbstractBasicAuthHandler catastrophic backtracking.</p> https://vulnerability.circl.lu/vuln/cve-2020-8492 USN-4333-1 — python2.7, python3.4, python3.5, python3.6, python3.7 vulnerabilities https://vulnerability.circl.lu/vuln/usn-4333-1 <p><strong>Affected:</strong> Ubuntu:Pro:14.04:LTS: python2.7, Ubuntu:Pro:14.04:LTS: python3.4, Ubuntu:16.04:LTS: python2.7, Ubuntu:16.04:LTS: python3.5, Ubuntu:18.04:LTS: python2.7, Ubuntu:18.04:LTS: python3.6</p> <p>It was discovered that Python incorrectly stripped certain characters from requests. A remote attacker could use this issue to perform CRLF injection. (CVE-2019-18348)</p> <p>It was discovered that Python incorrectly handled certain HTTP requests. An attacker could possibly use this issue to cause a denial of service. (CVE-2020-8492)</p> <p><strong>Affected:</strong> Ubuntu:Pro:14.04:LTS: python2.7, Ubuntu:Pro:14.04:LTS: python3.4, Ubuntu:16.04:LTS: python2.7, Ubuntu:16.04:LTS: python3.5, Ubuntu:18.04:LTS: python2.7, Ubuntu:18.04:LTS: python3.6</p> <p>It was discovered that Python incorrectly stripped certain characters from requests. A remote attacker could use this issue to perform CRLF injection. (CVE-2019-18348)</p> <p>It was discovered that Python incorrectly handled certain HTTP requests. An attacker could possibly use this issue to cause a denial of service. (CVE-2020-8492)</p> https://vulnerability.circl.lu/vuln/usn-4333-1