Heap-based Buffer Overflow in GnuTLS Affected by Crafted OpenPGP Certificate
CVE-2017-5337

9.8CRITICAL

Key Information:

Vendor

Opensuse
Status
Leap
Vendor
CVE Published:
24 March 2017

What is CVE-2017-5337?

The GnuTLS library is susceptible to multiple heap-based buffer overflows within the read_attribute function, allowing an attacker to exploit these vulnerabilities using a specially crafted OpenPGP certificate. This can lead to potential unauthorized access or manipulation of systems utilizing affected versions of GnuTLS.

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

6% 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

.