synced 13 MIN AGO
01 Record

CVE-2016-10196

Stack-based buffer overflow in the evutil_parse_sockaddr_port function in evutil.c in libevent before 2.1.6-beta allows attackers to cause a denial of service (segmentation fault) via vectors

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector

02 Description

Stack-based buffer overflow in the evutil_parse_sockaddr_port function in evutil.c in libevent before 2.1.6-beta allows attackers to cause a denial of service (segmentation fault) via vectors

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
5.20% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 92.2% 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:3.1/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.

04 Metadata

Published
2017-03-15 15:00Z9 YR AGO
Last updated
2024-08-06 03:14Z2 YR AGO
Reserved
2017-02-01
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-787Out-of-bounds WriteBase
  • CWE-121Stack-based Buffer OverflowVariant
Data version
5.1
Document digest
a34babbf35da56567a31c7a333054bdc691c488316d97c61c0e6b90d7fee221d

05 Affected products

VendorProductVersionsPlatforms
debiandebian_linuxNot specified—
libevent_projectlibeventNot specified—
mozillafirefoxNot specified—
mozillathunderbirdNot specified—
redhatenterprise_linuxNot specified—

06 References

07 Fixed in

Debian 12

  • libevent
    Fixed in 2.0.21-stable-3

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

  • libevent
    Fixed in 2.0.21-stable-3

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

  • libevent
    Fixed in 2.0.21-stable-3

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 14.04 LTS

  • firefox
    Fixed in 53.0+build6-0ubuntu0.14.04.1
  • libevent
    Fixed in 2.0.21-stable-1ubuntu1.14.04.2
  • thunderbird
    Fixed in 1:52.1.1+build1-0ubuntu0.14.04.1

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 16.04 LTS

  • firefox
    Fixed in 53.0+build6-0ubuntu0.16.04.1
  • libevent
    Fixed in 2.0.21-stable-2ubuntu0.16.04.1
  • thunderbird
    Fixed in 1:52.1.1+build1-0ubuntu0.16.04.1

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.