Oracle Secure Global Desktop 5.3 Web Server use after free

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Oracle Secure Global Desktop 5.3. This affects an unknown function of the component Web Server. This manipulation causes use after free. The identification of this vulnerability is CVE-2017-9798. It is possible to initiate the attack remotely. Furthermore, there is an exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Oracle Secure Global Desktop 5.3 (Connectivity Software). Affected by this vulnerability is some unknown functionality of the component Web Server. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality.

The bug was discovered 09/18/2017. The weakness was shared 04/17/2018 as Oracle Critical Patch Update Advisory - April 2018 as confirmed advisory (Website). It is possible to read the advisory at oracle.com. This vulnerability is known as CVE-2017-9798 since 06/21/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available.

It is possible to download the exploit at exploit-db.com. It is declared as highly functional. We expect the 0-day to have been worth approximately $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 109294 (openSUSE Security Update : virtualbox (openSUSE-2018-389) (Optionsbleed)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370677 (Apple macOS High Sierra 10.13.2, Security Update 2017-002 Sierra, and Security Update 2017-005 El Capitan Not Installed).

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 Exploit-DB (42745), Tenable (109294) and SecurityFocus (BID 105414†). The entries VDB-92314, VDB-92773, VDB-92782 and VDB-92786 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Oracle): 7.5
Vendor Vector (Oracle): 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 109294
Nessus Name: openSUSE Security Update : virtualbox (openSUSE-2018-389) (Optionsbleed)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 53754
OpenVAS Name: Debian Security Advisory DSA 3980-1 (apache2 - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

MetaSploit ID: apache_optionsbleed.rb
MetaSploit Name: Jenkins-CI Login Utility
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Patch: github.com
Suricata ID: 2024759
Suricata Class: 🔍
Suricata Message: 🔍

Timelineinfo

06/21/2017 🔍
09/18/2017 +89 days 🔍
09/18/2017 +0 days 🔍
04/17/2018 +211 days 🔍
04/17/2018 +0 days 🔍
04/20/2018 +3 days 🔍
04/24/2018 +4 days 🔍
09/25/2018 +154 days 🔍
11/04/2025 +2597 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - April 2018
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-9798 (🔍)
GCVE (CVE): GCVE-0-2017-9798
GCVE (VulDB): GCVE-100-116839

OVAL: 🔍

SecurityFocus: 105414 - Apache HTTP Server CVE-2018-11763 Denial of Service Vulnerability
SecurityTracker: 1039387

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 04/20/2018 08:53
Updated: 11/04/2025 17:38
Changes: 04/20/2018 08:53 (75), 01/27/2020 20:42 (25), 03/03/2023 10:35 (6), 03/03/2023 10:41 (1), 01/03/2025 20:45 (15), 11/04/2025 17:38 (1)
Complete: 🔍
Cache ID: 216:C82:103

Be aware that VulDB is the high quality source for vulnerability data.

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