CVE Vulnerabilities

CVE-2015-0291

Published: Mar 19, 2015 | Modified: Nov 07, 2023
CVSS 3.x
N/A
Source:
NVD
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
5 IMPORTANT
AV:N/AC:L/Au:N/C:N/I:N/A:P
RedHat/V3
Ubuntu
HIGH

The sigalgs implementation in t1_lib.c in OpenSSL 1.0.2 before 1.0.2a allows remote attackers 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.

Affected Software

Name Vendor Start Version End Version
Openssl Openssl 1.0.2 (including) 1.0.2 (including)
Openssl Openssl 1.0.2-beta1 (including) 1.0.2-beta1 (including)
Openssl Openssl 1.0.2-beta2 (including) 1.0.2-beta2 (including)
Openssl Openssl 1.0.2-beta3 (including) 1.0.2-beta3 (including)

References