Oracle Tuxedo 12.1.1 OpenSSL out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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9.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Oracle Tuxedo 12.1.1. It has been classified as critical. This impacts an unknown function of the component OpenSSL. The manipulation leads to out-of-bounds write. This vulnerability is referenced as CVE-2016-6303. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as very critical, has been found in Oracle Tuxedo 12.1.1. This issue affects an unknown code block of the component OpenSSL. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Integer overflow in the MDC2_Update function in crypto/mdc2/mdc2dgst.c in OpenSSL before 1.1.0 allows remote attackers to cause a denial of service (out-of-bounds write and application crash) or possibly have unspecified other impact via unknown vectors.

The bug was discovered 09/16/2016. The weakness was published 01/19/2017 by Shi Lei as Oracle Critical Patch Update Advisory - January 2017 as confirmed advisory (Website). It is possible to read the advisory at oracle.com. The identification of this vulnerability is CVE-2016-6303 since 07/26/2016. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/01/2022).

The vulnerability scanner Nessus provides a plugin with the ID 95917 (macOS 10.12.x < 10.12.2 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context c. The commercial vulnerability scanner Qualys is able to test this issue with plugin 316384 (Cisco Unity Express OpenSSL Multiple Vulnerabilities (cisco-sa-20160927-openssl)).

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (95917) and SecurityFocus (BID 92984†). Similar entries are available at VDB-87463, VDB-87879, VDB-88080 and VDB-90396. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.7

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Oracle): 9.8
Vendor Vector (Oracle): 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
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: 95917
Nessus Name: macOS 10.12.x < 10.12.2 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-01 February-2017
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: 55d83bf7c10c7b205fffa23fa7c3977491e56c07

Timelineinfo

07/26/2016 🔍
08/20/2016 +25 days 🔍
09/16/2016 +27 days 🔍
09/16/2016 +0 days 🔍
12/16/2016 +91 days 🔍
01/19/2017 +34 days 🔍
01/19/2017 +0 days 🔍
01/19/2017 +0 days 🔍
11/01/2022 +2112 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - January 2017
Researcher: Shi Lei
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-6303 (🔍)
GCVE (CVE): GCVE-0-2016-6303
GCVE (VulDB): GCVE-100-95555

OVAL: 🔍

SecurityFocus: 92984 - OpenSSL CVE-2016-6303 Integer Overflow Vulnerability
OSVDB: - CVE-2016-6303 - OpenSSL - Integer Overflow Issue
SecurityTracker: 1036885

See also: 🔍

Entryinfo

Created: 01/19/2017 14:16
Updated: 11/01/2022 15:49
Changes: 01/19/2017 14:16 (75), 07/25/2020 12:41 (18), 11/01/2022 15:49 (5)
Complete: 🔍
Cache ID: 216:4D9:103

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