Remote Code Execution Risk in GnuTLS Affected by Double Free Vulnerability
CVE-2017-5334

9.8CRITICAL

Key Information:

Vendor

Opensuse
Status
Leap
Vendor
CVE Published:
24 March 2017

What is CVE-2017-5334?

A double free vulnerability exists within the gnutls_x509_ext_import_proxy function of GnuTLS, which can be exploited by remote attackers via specially crafted policy language information embedded in an X.509 certificate that includes a Proxy Certificate Information extension. When exploited, this vulnerability can lead to unpredictable behaviors, potentially enabling remote code execution vulnerabilities.

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References

http://www.openwall.com/lists/oss-security/2017/01/10/7
mailing-listx_refsource_MLIST
https://access.redhat.com/errata/RHSA-2017:2292
vendor-advisoryx_refsource_REDHAT
http://www.securitytracker.com/id/1037576
vdb-entryx_refsource_SECTRACK

EPSS Score

5% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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