CVE-2015-6243 — Improper Input Validation in Wireshark

CWE-20 — Improper Input ValidationCWE-190 — Integer Overflow or Wraparound7 documents7 sources
Severity
4.3MEDIUMNVD
EPSS
0.7%
top 28.83%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
WiresharkOracle LinuxOracle Solaris
Timeline
PublishedAug 24
Latest updateMay 13

Description

The dissector-table implementation in epan/packet.c in Wireshark 1.12.x before 1.12.7 mishandles table searches for empty strings, which allows remote attackers to cause a denial of service (application crash) via a crafted packet, related to the (1) dissector_get_string_handle and (2) dissector_get_default_string_handle functions.

CVSS vector

AV:N/AC:M/C:N/I:N/A:PExploitability: 8.6 | Impact: 2.9

Affected Packages4 packages

▶Debianwireshark/wireshark< 1.12.7+g7fc8978-1+3
▶NVDwireshark/wireshark7 versions+6
▶NVDoracle/solaris11.3

🔴Vulnerability Details

3
GHSA
GHSA-wmr9-678w-f2gh: The dissector-table implementation in epan/packet↗2022-05-13
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OSV
CVE-2015-6243: The dissector-table implementation in epan/packet↗2015-08-24
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CVEList
CVE-2015-6243: The dissector-table implementation in epan/packet↗2015-08-24
▶

📋Vendor Advisories

2
Red Hat
wireshark: Dissector table crash (wnpa-sec-2015-23)↗2015-08-11
▶
Debian
CVE-2015-6243: wireshark - The dissector-table implementation in epan/packet.c in Wireshark 1.12.x before 1...↗2015
▶

💬Community

1
Bugzilla
CVE-2015-6243 wireshark: Dissector table crash (wnpa-sec-2015-23)↗2015-08-13
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CVE-2015-6243 — Improper Input Validation in Wireshark | cvebase