CVE-2018-9256 — Improper Input Validation in Wireshark

CWE-20 — Improper Input ValidationCWE-121 — Stack-based Buffer Overflow8 documents6 sources
Severity
7.5HIGHNVD
EPSS
0.5%
top 33.49%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
WiresharkDebian WiresharkDebian Linux
Timeline
PublishedApr 4
Latest updateMay 14

Description

In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the LWAPP dissector could crash. This was addressed in epan/dissectors/packet-lwapp.c by limiting the encapsulation levels to restrict the recursion depth.

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 2.4.6-1 (bookworm)
▶Debianwireshark/wireshark< 2.4.6-1+3
▶NVDwireshark/wireshark2.2.0 — 2.2.13+1

Also affects: Debian Linux 8.0

🔴Vulnerability Details

2
GHSA
GHSA-f5vg-4pxv-x8p9: In Wireshark 2↗2022-05-14
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OSV
CVE-2018-9256: In Wireshark 2↗2018-04-04
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📋Vendor Advisories

2
Red Hat
wireshark: stack overflow via crafted LWAPP Layer 3 Packet↗2018-03-02
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Debian
CVE-2018-9256: wireshark - In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the LWAPP dissector could crash...↗2018
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💬Community

3
Bugzilla
CVE-2018-9256 wireshark: stack overflow via crafted LWAPP Layer 3 Packet [fedora-26]↗2018-04-10
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Bugzilla
CVE-2018-9256 wireshark: stack overflow via crafted LWAPP Layer 3 Packet↗2018-04-10
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Bugzilla
CVE-2018-9256 CVE-2018-9257 CVE-2018-9258 CVE-2018-9261 CVE-2018-9263 CVE-2018-9265 CVE-2018-9266 CVE-2018-9267 CVE-2018-9268 CVE-2018-9269 CVE-2018-9270 CVE-2018-9271 CVE-2018-9272 CVE-2018-9273 CVE-↗2018-04-10
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