Threat Encyclopedia

RHSA-2021:1610-Security Advisory

Description

The vulnerabilities in the following products could cause the system to become vulnerable to malicious security attack: curl

Analysis

The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP. Security Fix(es): curl: FTP PASV command response can cause curl to connect to arbitrary host (CVE-2020-8284) curl: Malicious FTP server can trigger stack overflow when CURLOPT_CHUNK_BGN_FUNCTION is used (CVE-2020-8285) curl: Inferior OCSP verification (CVE-2020-8286) curl: Expired pointer dereference via multi API with CURLOPT_CONNECT_ONLY option set (CVE-2020-8231) curl: FTP PASV command response can cause curl to connect to arbitrary host (CVE-2020-8284) curl: Malicious FTP server can trigger stack overflow when CURLOPT_CHUNK_BGN_FUNCTION is used (CVE-2020-8285) curl: Inferior OCSP verification (CVE-2020-8286) curl: Expired pointer dereference via multi API with CURLOPT_CONNECT_ONLY option set (CVE-2020-8231) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.4 Release Notes linked from the References section. SolutionFor details on how to apply this update, which includes the changes described in this advisory, refer to:https://access.redhat.com/articles/11258

Affected Products

curl