01 Record

CVE-2015-8899

Dnsmasq before 2.76 allows remote servers to cause a denial of service (crash) via a reply with an empty DNS address that has an (1) A or (2) AAAA record defined locally.

UnratedPUBLISHEDCNA: canonical

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

Dnsmasq before 2.76 allows remote servers to cause a denial of service (crash) via a reply with an empty DNS address that has an (1) A or (2) AAAA record defined locally.

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 2.42% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 83.0% 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: Low. 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.

04 Metadata

Published

2016-06-30 17:00Z10 YR AGO

Last updated

2024-08-06 08:29Z2 YR AGO

Reserved

2016-06-03

Assigning CNA

canonical

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-20Improper Input ValidationClass
CWE-476NULL Pointer DereferenceBase

Data version

5.1

Document digest

3f63b470ba28c5ec23be23a588ce26cca935d54f6063c3653f2aeec3f2ced31e

05 Affected products

VendorProductVersionsPlatforms

canonicalubuntu_linuxNot specified—

redhatenterprise_linuxNot specified—

redhatopenstackNot specified—

thekelleysdnsmasqNot specified—

06 References

www.securityfocus.com91031http://www.securityfocus.com/bid/91031vdb-entryx_refsource_BID
lists.thekelleys.org.uk[Dnsmasq-discuss] 20160418 Dnsmasq 2.75 on Ubuntu 16.04 crashes reproduciblyhttp://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2016q2/010479.htmlmailing-listx_refsource_MLIST
www.ubuntu.comUSN-3009-1http://www.ubuntu.com/usn/USN-3009-1vendor-advisoryx_refsource_UBUNTU
lists.thekelleys.org.uk[Dnsmasq-discuss] 20160503 Dnsmasq 2.75 on Ubuntu 16.04 crashes reproduciblyhttp://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2016q2/010505.htmlmailing-listx_refsource_MLIST
www.openwall.com[oss-security] 20160603 Re: CVE Request: Dnsmasq denial of servicehttp://www.openwall.com/lists/oss-security/2016/06/04/2mailing-listx_refsource_MLIST
www.securitytracker.com1036045http://www.securitytracker.com/id/1036045vdb-entryx_refsource_SECTRACK
thekelleys.org.ukhttp://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=41a8d9e99be9f2cc8b02051dd322cb45e0faac87x_refsource_CONFIRM
www.openwall.com[oss-security] 20160603 CVE Request: Dnsmasq denial of servicehttp://www.openwall.com/lists/oss-security/2016/06/03/7mailing-listx_refsource_MLIST

01 Record index

CVE-2015-8899

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2015-8899

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References