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CVSSv2

CVE-2018-14340

Published: 19/07/2018 Updated: 07/11/2023
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
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Vulnerability Summary

In Wireshark 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15, dissectors that support zlib decompression could crash. This was addressed in epan/tvbuff_zlib.c by rejecting negative lengths to avoid a buffer over-read.

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debian debian linux 8.0

Vendor Advisories

Amazon Linux 2: ALAS2-2020-1438
In Wireshark 260 to 262, 240 to 248, and 220 to 2216, the Radiotap dissector could crash This was addressed in epan/dissectors/packet-ieee80211-radiotap-iterc by validating iterator operations (CVE-2018-16057) In Wireshark 260 to 264 and 240 to 2410, the MMSE dissector could go into an infinite loop This was addressed in epa ...
Red Hat: CVE-2018-14340
In Wireshark 260 to 261, 240 to 247, and 220 to 2215, dissectors that support zlib decompression could crash This was addressed in epan/tvbuff_zlibc by rejecting negative lengths to avoid a buffer over-read ...

References

CWE-125https://www.wireshark.org/security/wnpa-sec-2018-36.htmlhttps://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14675http://www.securityfocus.com/bid/104847https://lists.debian.org/debian-lts-announce/2018/07/msg00045.htmlhttp://www.securitytracker.com/id/1041608http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.htmlhttps://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=672d882a53f96730e4ef1e5b1639c585823b0df8https://nvd.nist.govhttps://alas.aws.amazon.com/AL2/ALAS-2020-1438.htmlhttps://access.redhat.com/security/cve/cve-2018-14340
CVSSv2
CVSSv2
CVSSv3
VMScore
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