Gnu GnuTLS up to 3.2.5 numeric error

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Gnu GnuTLS. Affected by this vulnerability is an unknown functionality. Performing a manipulation results in numeric error. This vulnerability is known as CVE-2013-4487. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Gnu GnuTLS (Network Encryption Software). This affects some unknown processing. The manipulation with an unknown input leads to a numeric error vulnerability. CWE is classifying the issue as CWE-189. This is going to have an impact on availability. The summary by CVE is:

Off-by-one error in the dane_raw_tlsa in the DANE library (libdane) in GnuTLS 3.1.x before 3.1.16 and 3.2.x before 3.2.6 allows remote servers to cause a denial of service (memory corruption) via a response with more than four DANE entries. NOTE: this issue is due to an incomplete fix for CVE-2013-4466.

The weakness was published 11/20/2013 (Website). The advisory is shared at gitorious.org. This vulnerability is uniquely identified as CVE-2013-4487 since 06/12/2013. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 75201 (openSUSE Security Update : gnutls (openSUSE-SU-2013:1714-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 166335 (OpenSuSE Security Update for gnutls (openSUSE-SU-2013:1714-1)).

Upgrading to version 3.2.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (75201), SecurityFocus (BID 63469†) and Vulnerability Center (SBV-42591†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 75201
Nessus Name: openSUSE Security Update : gnutls (openSUSE-SU-2013:1714-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 867065
OpenVAS Name: Fedora Update for gnutls FEDORA-2013-20628
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: GnuTLS 3.2.0
Patch: gitorious.org

Timelineinfo

06/12/2013 🔍
10/21/2013 +131 days 🔍
11/20/2013 +30 days 🔍
11/20/2013 +0 days 🔍
12/16/2013 +26 days 🔍
06/13/2014 +179 days 🔍
03/24/2015 +284 days 🔍
12/25/2024 +3564 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: 0dd5529509e46b11d5c0f3f26f99294e0e5fa6dc
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2013-4487 (🔍)
GCVE (CVE): GCVE-0-2013-4487
GCVE (VulDB): GCVE-100-65505
SecurityFocus: 63469
Vulnerability Center: 42591 - GnuTLS 3.1 Before 3.1.16 and 3.2 Before 3.2.6 Remote Denial of Service via a Response with at least Five DANE Entries, Medium

Entryinfo

Created: 03/24/2015 15:54
Updated: 12/25/2024 15:05
Changes: 03/24/2015 15:54 (64), 05/17/2017 09:13 (2), 01/10/2022 15:12 (4), 01/10/2022 15:17 (1), 12/25/2024 15:05 (18)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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