SuSEfirewall2 up to 3.6.312-2.13.0 on SuSE Linux portmap Service access control
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.6 | $0-$5k | 0.00 |
A vulnerability was found in SuSEfirewall2 up to 3.6.312-2.13.0 on SuSE Linux (Firewall Software). It has been rated as critical. This issue affects an unknown part of the component portmap Service. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
The SuSEfirewall2 package before 3.6.312-2.13.1 in SUSE Linux Enterprise (SLE) Desktop 12 SP2, Server 12 SP2, and Server for Raspberry Pi 12 SP2; before 3.6.312.333-3.10.1 in SLE Desktop 12 SP3 and Server 12 SP3; before 3.6_SVNr208-2.18.3.1 in SLE Server 11 SP4; before 3.6.312-5.9.1 in openSUSE Leap 42.2; and before 3.6.312.333-7.1 in openSUSE Leap 42.3 might allow remote attackers to bypass intended access restrictions on the portmap service by leveraging a missing source net restriction for _rpc_ services.
The bug was discovered 11/07/2017. The weakness was shared 11/10/2017 (Website). It is possible to read the advisory at lists.opensuse.org. The identification of this vulnerability is CVE-2017-15638 since 10/19/2017. 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 attack technique deployed by this issue is T1068 according to MITRE ATT&CK.
The vulnerability scanner Nessus provides a plugin with the ID 104421 (openSUSE Security Update : SuSEfirewall2 (openSUSE-2017-1246)), 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 170548 (OpenSUSE Security Update for SuSEfirewall2 (openSUSE-SU-2017:2940-1)).
Upgrading to version 3.6.312-2.13.1 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (104421).
Product
Type
Name
Version
- 3.6.312-2.0
- 3.6.312-2.1
- 3.6.312-2.2
- 3.6.312-2.3
- 3.6.312-2.4
- 3.6.312-2.5
- 3.6.312-2.6
- 3.6.312-2.7
- 3.6.312-2.8
- 3.6.312-2.9
- 3.6.312-2.10
- 3.6.312-2.11
- 3.6.312-2.12
- 3.6.312-2.13
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.9VulDB Meta Temp Score: 6.8
VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.5
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
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Exploiting
Class: Access controlCWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 104421
Nessus Name: openSUSE Security Update : SuSEfirewall2 (openSUSE-2017-1246)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: SuSEfirewall2 3.6.312-2.13.1
Timeline
10/19/2017 🔍11/07/2017 🔍
11/07/2017 🔍
11/07/2017 🔍
11/09/2017 🔍
11/10/2017 🔍
11/10/2017 🔍
12/05/2019 🔍
Sources
Advisory: lists.opensuse.orgStatus: Not defined
CVE: CVE-2017-15638 (🔍)
Entry
Created: 11/10/2017 12:32Updated: 12/05/2019 13:25
Changes: 11/10/2017 12:32 (67), 12/05/2019 13:25 (2)
Complete: 🔍
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