CVE-2016-4421 — Improper Input Validation in Wireshark

CWE-20 — Improper Input Validation7 documents6 sources
Severity
5.9MEDIUMNVD
EPSS
0.5%
top 33.22%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
WiresharkDebian Wireshark
Timeline
PublishedMay 1
Latest updateMay 17

Description

epan/dissectors/packet-ber.c in the ASN.1 BER dissector in Wireshark 1.12.x before 1.12.10 and 2.x before 2.0.2 allows remote attackers to cause a denial of service (deep recursion, stack consumption, and application crash) via a packet that specifies deeply nested data.

CVSS vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 2.2 | Impact: 3.6

Affected Packages3 packages

▶debiandebian/wireshark< wireshark 2.0.2+ga16e22e-1 (bookworm)
▶Debianwireshark/wireshark< 2.0.2+ga16e22e-1+3
▶NVDwireshark/wireshark12 versions+11

🔴Vulnerability Details

2
GHSA
GHSA-8r3g-vq4w-5379: epan/dissectors/packet-ber↗2022-05-17
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OSV
CVE-2016-4421: epan/dissectors/packet-ber↗2016-05-01
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📋Vendor Advisories

2
Red Hat
wireshark: ASN.1 BER dissector crash. (wnpa-sec-2016-18)↗2016-02-26
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Debian
CVE-2016-4421: wireshark - epan/dissectors/packet-ber.c in the ASN.1 BER dissector in Wireshark 1.12.x befo...↗2016
▶

💬Community

2
Bugzilla
CVE-2016-4421 wireshark: ASN.1 BER dissector crash. (wnpa-sec-2016-18)↗2016-02-29
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Bugzilla
CVE-2016-2523 CVE-2016-2530 CVE-2016-2531 CVE-2016-2532 CVE-2016-4417 CVE-2016-4418 CVE-2016-4421 wireshark: various flaws [fedora-all]↗2016-02-29
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