Improper input validation in Wireshark

CVE-2015-8733

The ngsniffer_process_record function in wiretap/ngsniffer.c in the Sniffer file parser in Wireshark 1.12.x before 1.12.9 and 2.0.x before 2.0.1 does not validate the relationships between record lengths and record header lengths, which allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted file.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.042 (89.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

  • Wireshark — versions 1.12.0, 1.12.1, 1.12.2
  • N/a — versions n/a

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2015-8733?
CVE-2015-8733 is a medium-severity vulnerability in Wireshark, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2016-01-04.
How severe is CVE-2015-8733?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2015-8733 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.