CVE-2016-4425

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

1.89% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 78.1% of scored records. A rank, not a probability.

NVD base score

7.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2016-05-17 14:00Z10 YR AGO

Last updated

2025-12-04 17:09Z9 MO AGO

Reserved

2016-05-02

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Medium (CVSS 6.5)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weaknesses

• CWE-674Uncontrolled RecursionClass
• CWE-20Improper Input ValidationClass
• CWE-400Uncontrolled Resource ConsumptionClass

Data version

5.2

Document digest

d601b7776569318d00558b7e89975041ba96aa3fc643cb15578bf62b05b8f207

• www.openwall.com[oss-security] 20160503 Re: CVE Request: Jansson: stack exhaustion parsing a JSON filehttp://www.openwall.com/lists/oss-security/2016/05/03/3mailing-listx_refsource_MLIST
• www.openwall.com[oss-security] 20160501 CVE Request: Jansson: stack exhaustion parsing a JSON filehttp://www.openwall.com/lists/oss-security/2016/05/01/5mailing-listx_refsource_MLIST
• www.openwall.com[oss-security] 20160502 Re: CVE Request: Jansson: stack exhaustion parsing a JSON filehttp://www.openwall.com/lists/oss-security/2016/05/02/1mailing-listx_refsource_MLIST
• github.comhttps://github.com/akheron/jansson/issues/282x_refsource_CONFIRM
• github.comhttps://github.com/akheron/jansson/pull/284x_refsource_CONFIRM
• github.comhttps://github.com/akheron/jansson/pull/284/commits/64ce0ad3731ebd77e02897b07920eadd0e2cc318x_refsource_CONFIRM
• www.debian.orgDSA-3577http://www.debian.org/security/2015/dsa-3577vendor-advisoryx_refsource_DEBIAN