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veracodeVeracode Vulnerability DatabaseVERACODE:3473
HistoryFeb 07, 2017 - 1:07 a.m.

Denial Of Service (DoS) Through Memory Overwrite

2017-02-0701:07:14
Veracode Vulnerability Database
sca.analysiscenter.veracode.com
15

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

OepnSSL is vulnerable to denial of service (DoS) attacks through memory overwrite and client application crash. If a multithreaded client connects to a malicious server using a resumed session, it is possible to trigger a race condition in the ssl_parse_serverhello_tlsext function which allows an attacker to write up to 255 bytes of freed memory.

References

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P