Padding Validation Flaw in GnuTLS Affects Multiple Distributions
CVE-2015-8313

5.9MEDIUM

Key Information:

Vendor
Gnu
Status
Gnutls
Vendor
CVE Published:
20 December 2019

Summary

A vulnerability in the GnuTLS Library arises from improper validation of the first byte of padding in Cipher Block Chaining (CBC) modes. This flaw can potentially allow attackers to exploit the system, possibly facilitating information disclosure or other security breaches. Users of affected GnuTLS versions are advised to update to safe versions to ensure the integrity and confidentiality of secured data.

References

https://security-tracker.debian.org/tracker/CVE-2015-8313
x_refsource_MISC
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2015-8313
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https://bugzilla.suse.com/show_bug.cgi?id=CVE-2015-8313
x_refsource_MISC

EPSS Score

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

CVSS V3.1

Score:
5.9
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.