cisco ip video phone e20 - vulnerabilities and exploits

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Cisco TelePresence Software before TE 4.1.1 on the Cisco IP Video Phone E20 has a default password for the root account after an upgrade to TE 4.1.0, which makes it easier for remote malicious users to modify the configuration via an SSH session, aka Bug ID CSCtw69889, a differen...

Cisco Telepresence E20 Software Te4.1.0 Cisco Telepresence E20 Software Te2.2.1 Cisco Telepresence E20 Software Te2.2 Cisco Telepresence E20 Software Te4.1.1 Cisco Telepresence E20 Software Cisco Telepresence E20 Software Tenc4.1.1 Cisco Telepresence E20 Software Tenc4.1.1-cucm Cisco Telepresence E20 Software Te4.0.0 Cisco Telepresence E20 Software Tenc4.0.0 Cisco Telepresence E20 Software Tenc4.1.0 Cisco Ip Video Phone E20 -

The ssl23_get_client_hello function in s23_srvr.c in OpenSSL 0.9.8zc, 1.0.0o, and 1.0.1j does not properly handle attempts to use unsupported protocols, which allows remote malicious users to cause a denial of service (NULL pointer dereference and daemon crash) via an unexpected ...

Openssl Openssl 1.0.1j

The ssl3_get_client_key_exchange function in s3_srvr.c in OpenSSL 1.0.2 prior to 1.0.2a, when client authentication and an ephemeral Diffie-Hellman ciphersuite are enabled, allows remote malicious users to cause a denial of service (daemon crash) via a ClientKeyExchange message w...

Openssl Openssl 1.0.2

The multi-block feature in the ssl3_write_bytes function in s3_pkt.c in OpenSSL 1.0.2 prior to 1.0.2a on 64-bit x86 platforms with AES NI support does not properly handle certain non-blocking I/O cases, which allows remote malicious users to cause a denial of service (pointer cor...

Openssl Openssl 1.0.2

The sigalgs implementation in t1_lib.c in OpenSSL 1.0.2 prior to 1.0.2a allows remote malicious users to cause a denial of service (NULL pointer dereference and daemon crash) by using an invalid signature_algorithms extension in the ClientHello message during a renegotiation.

Openssl Openssl 1.0.2

3 Github repositories2 Articles

The dtls1_listen function in d1_lib.c in OpenSSL 1.0.2 prior to 1.0.2a does not properly isolate the state information of independent data streams, which allows remote malicious users to cause a denial of service (application crash) via crafted DTLS traffic, as demonstrated by DT...

Openssl Openssl 1.0.2

The ASN.1 signature-verification implementation in the rsa_item_verify function in crypto/rsa/rsa_ameth.c in OpenSSL 1.0.2 prior to 1.0.2a allows remote malicious users to cause a denial of service (NULL pointer dereference and application crash) via crafted RSA PSS parameters to...

Openssl Openssl 1.0.2

The ssl3_client_hello function in s3_clnt.c in OpenSSL 1.0.2 prior to 1.0.2a does not ensure that the PRNG is seeded before proceeding with a handshake, which makes it easier for remote malicious users to defeat cryptographic protection mechanisms by sniffing the network and then...

Openssl Openssl 1.0.2

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