Juniper Junos prior 17.3R1 Internal Sockets Library memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Juniper Junos. It has been rated as critical. Impacted is an unknown function of the component Internal Sockets Library. This manipulation causes memory corruption. This vulnerability is tracked as CVE-2017-2344. The attack is restricted to local execution. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical was found in Juniper Junos (Router Operating System). Affected by this vulnerability is an unknown function of the component Internal Sockets Library. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability.

The bug was discovered 07/13/2017. The weakness was disclosed 07/12/2017 as JSA10792 as confirmed security advisory (Website). The advisory is shared at kb.juniper.net. This vulnerability is known as CVE-2017-2344. An attack has to be approached locally. The successful exploitation requires a single authentication. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 102705 (Juniper Junos Sockets Library Buffer Overflow Privilege Escalation (JSA10792)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Junos Local Security Checks and running in the context c.

Upgrading to version 15.1X53-D47, 15.1X53-D48, 15.1X53-D57, 15.1X53-D64, 15.1X53-D70, 16.1R3-S4, 16.1R4-S3, 16.1R4-S4, 16.1R5, 16.2R2, 17.1R1-S3, 17.1R2, 17.2R1-S1, 17.2R2 or 17.3R1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The security advisory contains the following remark:

Limit access to the Junos CLI only from trusted hosts and administrators.

The vulnerability is also documented in the databases at Tenable (102705), SecurityFocus (BID 99556†) and SecurityTracker (ID 1038896†). The entries VDB-103541, VDB-103540, VDB-103539 and VDB-103538 are pretty similar. 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: 6.5
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 102705
Nessus Name: Juniper Junos Sockets Library Buffer Overflow Privilege Escalation (JSA10792)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802738
OpenVAS Name: Junos Sockets Library Buffer Overflow Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Junos 15.1X53-D47/15.1X53-D48/15.1X53-D57/15.1X53-D64/15.1X53-D70/16.1R3-S4/16.1R4-S3/16.1R4-S4/16.1R5/16.2R2/17.1R1-S3/17.1R2/17.2R1-S1/17.2R2/17.3R1

Timelineinfo

12/01/2016 🔍
07/12/2017 +223 days 🔍
07/12/2017 +0 days 🔍
07/13/2017 +1 days 🔍
07/13/2017 +0 days 🔍
07/13/2017 +0 days 🔍
07/14/2017 +1 days 🔍
07/17/2017 +3 days 🔍
08/23/2017 +37 days 🔍
01/01/2021 +1227 days 🔍

Sourcesinfo

Vendor: juniper.net

Advisory: JSA10792
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-2344 (🔍)
GCVE (CVE): GCVE-0-2017-2344
GCVE (VulDB): GCVE-100-103537
SecurityFocus: 99556 - Juniper Junos CVE-2017-2344 Local Buffer Overflow Vulnerability
SecurityTracker: 1038896

See also: 🔍

Entryinfo

Created: 07/14/2017 23:24
Updated: 01/01/2021 14:09
Changes: 07/14/2017 23:24 (78), 10/25/2019 16:31 (4), 01/01/2021 14:02 (3), 01/01/2021 14:09 (1)
Complete: 🔍
Cache ID: 216::103

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

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