Input validation error in GnuTLS
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2015-3308 |
| CWE-ID | CWE-20 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
GnuTLS Universal components / Libraries / Libraries used by multiple products |
| Vendor | GnuTLS |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Input validation error
EUVDB-ID: #VU32426
Risk: Medium
CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]
CVE-ID: CVE-2015-3308
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows remote attackers to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service or possibly have unspecified other impact via a crafted CRL distribution point.
MitigationUpdate to version 3.3.14.
Vulnerable software versionsGnuTLS: 3.3.0 - 3.3.13
External linkshttp://lists.fedoraproject.org/pipermail/package-announce/2015-April/155101.html
http://www.gnutls.org/security.html#GNUTLS-SA-2015-4
http://www.openwall.com/lists/oss-security/2015/04/15/6
http://www.openwall.com/lists/oss-security/2015/04/16/6
http://www.securityfocus.com/bid/74188
http://www.securitytracker.com/id/1033774
http://www.ubuntu.com/usn/USN-2727-1
http://gitlab.com/gnutls/gnutls/commit/053ae65403216acdb0a4e78b25ad66ee9f444f02
http://gitlab.com/gnutls/gnutls/commit/d6972be33264ecc49a86cd0958209cd7363af1e9
http://security.gentoo.org/glsa/201506-03
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
