CVE-2018-14343 — Integer Overflow or Wraparound in Wireshark

CWE-190 — Integer Overflow or WraparoundCWE-20 — Improper Input Validation7 documents6 sources
Severity
7.5HIGHNVD
EPSS
0.6%
top 31.01%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
WiresharkDebian WiresharkDebian Linux
Timeline
PublishedJul 19
Latest updateMay 13

Description

In Wireshark 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15, the ASN.1 BER dissector could crash. This was addressed in epan/dissectors/packet-ber.c by ensuring that length values do not exceed the maximum signed integer.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages3 packages

▶debiandebian/wireshark< wireshark 2.6.2-1 (bookworm)
▶Debianwireshark/wireshark< 2.6.2-1+3
▶NVDwireshark/wireshark2.2.0 — 2.2.15+2

Also affects: Debian Linux 8.0

🔴Vulnerability Details

2
GHSA
GHSA-xgr9-8q24-v4ph: In Wireshark 2↗2022-05-13
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OSV
CVE-2018-14343: In Wireshark 2↗2018-07-19
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📋Vendor Advisories

2
Red Hat
wireshark: ASN.1 BER and related dissectors crash (wnpa-sec-2018-37)↗2018-07-18
▶
Debian
CVE-2018-14343: wireshark - In Wireshark 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15, the ASN.1 BER ...↗2018
▶

💬Community

2
Bugzilla
CVE-2018-14343 wireshark: ASN.1 BER and related dissectors crash (wnpa-sec-2018-37)↗2018-07-23
▶
Bugzilla
CVE-2018-14339 CVE-2018-14340 CVE-2018-14341 CVE-2018-14342 CVE-2018-14343 CVE-2018-14344 CVE-2018-14367 CVE-2018-14368 CVE-2018-14369 CVE-2018-14370 wireshark: various flaws [fedora-all]↗2018-07-23
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