Debian Openvpn vulnerabilities

CVE-2017-7520 [HIGH] CVE-2017-7520: openvpn - OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to denial-of-serv... OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to denial-of-service and/or possibly sensitive memory leak triggered by man-in-the-middle attacker. Scope: local bookworm: resolved (fixed in 2.4.3-1) bullseye: resolved (fixed in 2.4.3-1) forky: resolved (fixed in 2.4.3-1) sid: resolved (fixed in 2.4.3-1) trixie: resolved (fixed in 2.4.3-1)

CVE-2017-7508 [HIGH] CVE-2017-7508: openvpn - OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-... OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service when receiving malformed IPv6 packet. Scope: local bookworm: resolved (fixed in 2.4.3-1) bullseye: resolved (fixed in 2.4.3-1) forky: resolved (fixed in 2.4.3-1) sid: resolved (fixed in 2.4.3-1) trixie: resolved (fixed in 2.4.3-1)

CVE-2017-7478 [HIGH] CVE-2017-7478: openvpn - OpenVPN version 2.3.12 and newer is vulnerable to unauthenticated Denial of Serv... OpenVPN version 2.3.12 and newer is vulnerable to unauthenticated Denial of Service of server via received large control packet. Note that this issue is fixed in 2.3.15 and 2.4.2. Scope: local bookworm: resolved (fixed in 2.4.0-5) bullseye: resolved (fixed in 2.4.0-5) forky: resolved (fixed in 2.4.0-5) sid: resolved (fixed in 2.4.0-5) trixie: resolved (fixed in 2.4.0-

CVE-2017-7521 [MEDIUM] CVE-2017-7521: openvpn - OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-... OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service due to memory exhaustion caused by memory leaks and double-free issue in extract_x509_extension(). Scope: local bookworm: resolved (fixed in 2.4.3-1) bullseye: resolved (fixed in 2.4.3-1) forky: resolved (fixed in 2.4.3-1) sid: resolved (fixed in 2.4.3-1) trixie: resolved (fix

CVE-2017-7522 [MEDIUM] CVE-2017-7522: openvpn - OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to denial-of-serv... OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to denial-of-service by authenticated remote attacker via sending a certificate with an embedded NULL character. Scope: local bookworm: resolved (fixed in 2.4.3-1) bullseye: resolved (fixed in 2.4.3-1) forky: resolved (fixed in 2.4.3-1) sid: resolved (fixed in 2.4.3-1) trixie: resolved (fixed in 2.4.3-1)

CVE-2017-7479 [MEDIUM] CVE-2017-7479: openvpn - OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable asse... OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker. Scope: local bookworm: resolved (fixed in 2.4.0-5) bullseye: resolved (fixed in 2.4.0-5) forky: resolved (fixed in 2.4.0-5) sid: resolved (fixed in 2.4.0-5) trixie: resolved (fix

CVE-2014-8104 [MEDIUM] CVE-2014-8104: openvpn - OpenVPN 2.x before 2.0.11, 2.1.x, 2.2.x before 2.2.3, and 2.3.x before 2.3.6 all... OpenVPN 2.x before 2.0.11, 2.1.x, 2.2.x before 2.2.3, and 2.3.x before 2.3.6 allows remote authenticated users to cause a denial of service (server crash) via a small control channel packet. Scope: local bookworm: resolved (fixed in 2.3.4-5) bullseye: resolved (fixed in 2.3.4-5) forky: resolved (fixed in 2.3.4-5) sid: resolved (fixed in 2.3.4-5) trixie: resolved (fi

CVE-2013-2061 [LOW] CVE-2013-2061: openvpn - The openvpn_decrypt function in crypto.c in OpenVPN 2.3.0 and earlier, when runn... The openvpn_decrypt function in crypto.c in OpenVPN 2.3.0 and earlier, when running in UDP mode, allows remote attackers to obtain sensitive information via a timing attack involving an HMAC comparison function that does not run in constant time and a padding oracle attack on the CBC mode cipher. Scope: local bookworm: resolved (fixed in 2.3.1-1) bullseye: resolved (fi

CVE-2008-3459 [HIGH] CVE-2008-3459: openvpn - Unspecified vulnerability in OpenVPN 2.1-beta14 through 2.1-rc8, when running on... Unspecified vulnerability in OpenVPN 2.1-beta14 through 2.1-rc8, when running on non-Windows systems, allows remote servers to execute arbitrary commands via crafted (1) lladdr and (2) iproute configuration directives, probably related to shell metacharacters. Scope: local bookworm: resolved (fixed in 2.1~rc9-1) bullseye: resolved (fixed in 2.1~rc9-1) forky: resolved

CVE-2006-1629 [CRITICAL] CVE-2006-1629: openvpn - OpenVPN 2.0 through 2.0.5 allows remote malicious servers to execute arbitrary c... OpenVPN 2.0 through 2.0.5 allows remote malicious servers to execute arbitrary code on the client by using setenv with the LD_PRELOAD environment variable. Scope: local bookworm: resolved (fixed in 2.0.6-1) bullseye: resolved (fixed in 2.0.6-1) forky: resolved (fixed in 2.0.6-1) sid: resolved (fixed in 2.0.6-1) trixie: resolved (fixed in 2.0.6-1)

CVE-2005-2532 [MEDIUM] CVE-2005-2532: openvpn - OpenVPN before 2.0.1 does not properly flush the OpenSSL error queue when a pack... OpenVPN before 2.0.1 does not properly flush the OpenSSL error queue when a packet can not be decrypted by the server, which allows remote authenticated attackers to cause a denial of service (client disconnection) via a large number of packets that can not be decrypted. Scope: local bookworm: resolved (fixed in 2.0.2-1) bullseye: resolved (fixed in 2.0.2-1) forky:

CVE-2005-2531 [MEDIUM] CVE-2005-2531: openvpn - OpenVPN before 2.0.1, when running with "verb 0" and without TLS authentication,... OpenVPN before 2.0.1, when running with "verb 0" and without TLS authentication, does not properly flush the OpenSSL error queue when a client fails certificate authentication to the server and causes the error to be processed by the wrong client, which allows remote attackers to cause a denial of service (client disconnection) via a large number of failed authentic

CVE-2005-2534 [LOW] CVE-2005-2534: openvpn - Race condition in OpenVPN before 2.0.1, when --duplicate-cn is not enabled, allo... Race condition in OpenVPN before 2.0.1, when --duplicate-cn is not enabled, allows remote attackers to cause a denial of service (server crash) via simultaneous TCP connections from multiple clients that use the same client certificate. Scope: local bookworm: resolved (fixed in 2.0.2-1) bullseye: resolved (fixed in 2.0.2-1) forky: resolved (fixed in 2.0.2-1) sid: resol

CVE-2005-2533 [LOW] CVE-2005-2533: openvpn - OpenVPN before 2.0.1, when running in "dev tap" Ethernet bridging mode, allows r... OpenVPN before 2.0.1, when running in "dev tap" Ethernet bridging mode, allows remote authenticated clients to cause a denial of service (memory exhaustion) via a flood of packets with a large number of spoofed MAC addresses. Scope: local bookworm: resolved (fixed in 2.0.2-1) bullseye: resolved (fixed in 2.0.2-1) forky: resolved (fixed in 2.0.2-1) sid: resolved (fixed

CVE-2005-3393 [HIGH] CVE-2005-3393: openvpn - Format string vulnerability in the foreign_option function in options.c for Open... Format string vulnerability in the foreign_option function in options.c for OpenVPN 2.0.x allows remote clients to execute arbitrary code via format string specifiers in a push of the dhcp-option command option. Scope: local bookworm: resolved (fixed in 2.0.5-1) bullseye: resolved (fixed in 2.0.5-1) forky: resolved (fixed in 2.0.5-1) sid: resolved (fixed in 2.0.5-1) t

CVE-2005-3409 [MEDIUM] CVE-2005-3409: openvpn - OpenVPN 2.x before 2.0.4, when running in TCP mode, allows remote attackers to c... OpenVPN 2.x before 2.0.4, when running in TCP mode, allows remote attackers to cause a denial of service (segmentation fault) by forcing the accept function call to return an error status, which leads to a null dereference in an exception handler. Scope: local bookworm: resolved (fixed in 2.0.5-1) bullseye: resolved (fixed in 2.0.5-1) forky: resolved (fixed in 2.0.5