CVE-2016-4049

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

4.64% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 91.3% 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

2016-05-23 19:00Z10 YR AGO

Last updated

2024-08-06 00:17Z2 YR AGO

Reserved

2016-04-20

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-20Improper Input ValidationClass

Data version

5.1

Document digest

07edc60acb62879f07c69aa639035314d4d50972456c3a16b230a21cf55b8969

• rhn.redhat.comRHSA-2017:0794http://rhn.redhat.com/errata/RHSA-2017-0794.htmlvendor-advisoryx_refsource_REDHAT
• security.gentoo.orgGLSA-201701-48https://security.gentoo.org/glsa/201701-48vendor-advisoryx_refsource_GENTOO
• www.securitytracker.com1035699http://www.securitytracker.com/id/1035699vdb-entryx_refsource_SECTRACK
• www.openwall.com[oss-security] 20160427 CVE-2016-4049: Denial of Service Vulnerability in Quagga BGP Routing Daemon (bgpd)http://www.openwall.com/lists/oss-security/2016/04/27/7mailing-listx_refsource_MLIST
• lists.opensuse.orgopenSUSE-SU-2016:1313http://lists.opensuse.org/opensuse-updates/2016-05/msg00062.htmlvendor-advisoryx_refsource_SUSE
• lists.quagga.net[quagga-dev] 20160125 [quagga-dev 14619] SIGABRT while dumping BGP routes (bgpd)https://lists.quagga.net/pipermail/quagga-dev/2016-January/014699.htmlmailing-listx_refsource_MLIST
• www.securityfocus.com88561http://www.securityfocus.com/bid/88561vdb-entryx_refsource_BID
• lists.quagga.net[quagga-dev] 20160203 [quagga-dev 14663] Re: SIGABRT while dumping BGP routes (bgpd)https://lists.quagga.net/pipermail/quagga-dev/2016-February/014743.htmlmailing-listx_refsource_MLIST
• www.debian.orgDSA-3654http://www.debian.org/security/2016/dsa-3654vendor-advisoryx_refsource_DEBIAN