CVE-2017-7805

Impact:
Important
Public Date:
2017-09-28
CWE:
CWE-416
Bugzilla:
1471171: CVE-2017-7805 nss: Potential use-after-free in TLS 1.2 server when verifying client authentication
A use-after-free flaw was found in the TLS 1.2 implementation in the NSS library when client authentication was used. A malicious client could use this flaw to cause an application compiled against NSS to crash or, potentially, execute arbitrary code with the permission of the user running the application.

Find out more about CVE-2017-7805 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

CVSS3 Base Score 7.5
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity Impact High
Availability Impact High

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 6 (nss) RHSA-2017:2832 2017-09-28
Red Hat Enterprise Linux 7 (nss) RHSA-2017:2832 2017-09-28

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 5 nss Will not fix

Acknowledgements

Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Martin Thomson as the original reporter.

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