The ssl3_get_client_key_exchange function in s3_srvr.c in OpenSSL 1.0.2 before 1.0.2a, when client authentication and an ephemeral Diffie-Hellman ciphersuite are enabled, allows remote attackers to cause a denial of service (daemon crash) via a ClientKeyExchange message with a length of zero.
Published 2015-03-19 22:59:12
Updated 2022-12-13 12:15:15
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: Input validationDenial of service

Exploit prediction scoring system (EPSS) score for CVE-2015-1787

Probability of exploitation activity in the next 30 days: 20.80%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 96 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2015-1787

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
2.6
LOW AV:N/AC:H/Au:N/C:N/I:N/A:P
4.9
2.9
NIST

CWE ids for CVE-2015-1787

  • The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2015-1787

Products affected by CVE-2015-1787

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