Vulnerability Monitor

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CVE-2015-5358

Juniper Junos OS 12.1X44 before 12.1X44-D50, 12.1X46 before 12.1X46-D35, 12.1X47 before 12.1X47-D25, 12.3 before 12.3R9, 12.3X48 before 12.3X48-D15, 13.2 before 13.2R7, 13.2X51 before 13.2X51-D35, 13.2X52 before 13.2X52-D25, 13.3 before 13.3R6, 14.1R3 before 14.1R3-S2, 14.1 before 14.1R4, 14.1X53 before 14.1X53-D12, 14.1X53 before 14.1X53-D16, 14.1X55 before 14.1X55-D25, 14.2 before 14.2R2, and 15.1 before 15.1R1 allows remote attackers to cause a denial of service (mbuf and connection consumption and restart) via a large number of requests that trigger a TCP connection to move to the LAST_ACK state when there is more data to send.

Security Impact Summary

CVE-2015-5358 is a security vulnerability that . Impacting 1 product from juniper organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2015, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2015-07-14T17:59:09.213

Last Modified

2026-05-06T22:30:45.220

Status

Modified

Source

[email protected]

Severity

CVSSv2: 7.1 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:C

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

8.6

Impact Score

6.9

Weaknesses

Type: Primary
CWE-399

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	juniper	junos	12.1x44	Yes
Operating System	juniper	junos	12.1x44	Yes
Operating System	juniper	junos	12.1x44	Yes
Operating System	juniper	junos	12.1x44	Yes
Operating System	juniper	junos	12.1x44	Yes
Operating System	juniper	junos	12.1x44	Yes
Operating System	juniper	junos	12.1x44	Yes
Operating System	juniper	junos	12.1x44	Yes
Operating System	juniper	junos	12.1x44	Yes
Operating System	juniper	junos	12.1x46	Yes
Operating System	juniper	junos	12.1x46	Yes
Operating System	juniper	junos	12.1x46	Yes
Operating System	juniper	junos	12.1x46	Yes
Operating System	juniper	junos	12.1x46	Yes
Operating System	juniper	junos	12.1x46	Yes
Operating System	juniper	junos	12.1x47	Yes
Operating System	juniper	junos	12.1x47	Yes
Operating System	juniper	junos	12.1x47	Yes
Operating System	juniper	junos	12.1x47	Yes
Operating System	juniper	junos	12.3x48	Yes
Operating System	juniper	junos	12.3x48	Yes
Operating System	juniper	junos	12.3x48	Yes
Operating System	juniper	junos	13.2	Yes
Operating System	juniper	junos	13.2	Yes
Operating System	juniper	junos	13.2	Yes
Operating System	juniper	junos	13.2	Yes
Operating System	juniper	junos	13.2	Yes
Operating System	juniper	junos	13.2	Yes
Operating System	juniper	junos	13.2	Yes
Operating System	juniper	junos	13.2x51	Yes
Operating System	juniper	junos	13.2x51	Yes
Operating System	juniper	junos	13.2x51	Yes
Operating System	juniper	junos	13.2x51	Yes
Operating System	juniper	junos	13.2x51	Yes
Operating System	juniper	junos	13.2x51	Yes
Operating System	juniper	junos	13.2x52	Yes
Operating System	juniper	junos	13.2x52	Yes
Operating System	juniper	junos	13.2x52	Yes
Operating System	juniper	junos	13.2x52	Yes
Operating System	juniper	junos	13.2x52	Yes
Operating System	juniper	junos	13.3	Yes
Operating System	juniper	junos	13.3	Yes
Operating System	juniper	junos	13.3	Yes
Operating System	juniper	junos	13.3	Yes
Operating System	juniper	junos	13.3	Yes
Operating System	juniper	junos	13.3	Yes
Operating System	juniper	junos	14.1	Yes
Operating System	juniper	junos	14.1	Yes
Operating System	juniper	junos	14.1	Yes
Operating System	juniper	junos	14.1	Yes
Operating System	juniper	junos	14.1x53	Yes
Operating System	juniper	junos	14.1x55	Yes
Operating System	juniper	junos	14.2	Yes
Operating System	juniper	junos	14.2	Yes
Operating System	juniper	junos	15.1	Yes

References

http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2015-009.txt.asc ([email protected])
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10686 Vendor Advisory ([email protected])
http://www.securitytracker.com/id/1032842 ([email protected])
http://www.securitytracker.com/id/1033007 ([email protected])
http://www.securitytracker.com/id/1033915 ([email protected])
https://kc.mcafee.com/corporate/index?page=content&id=SB10128 ([email protected])
http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2015-009.txt.asc (af854a3a-2127-422b-91ae-364da2661108)
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10686 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1032842 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1033007 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1033915 (af854a3a-2127-422b-91ae-364da2661108)
https://kc.mcafee.com/corporate/index?page=content&id=SB10128 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For juniper's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.