CVE-2015-8721 — Improper Input Validation in Wireshark

CWE-20 — Improper Input ValidationCWE-125 — Out-of-bounds Read6 documents6 sources
Severity
5.5MEDIUMNVD
EPSS
0.1%
top 68.57%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
WiresharkDebian Wireshark
Timeline
PublishedJan 4
Latest updateMay 17

Description

Buffer overflow in the tvb_uncompress function in epan/tvbuff_zlib.c in Wireshark 1.12.x before 1.12.9 and 2.0.x before 2.0.1 allows remote attackers to cause a denial of service (application crash) via a crafted packet with zlib compression.

CVSS vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages3 packages

▶debiandebian/wireshark< wireshark 2.0.1+g59ea380-1 (bookworm)
▶Debianwireshark/wireshark< 2.0.1+g59ea380-1+3
▶NVDwireshark/wireshark9 versions+8

🔴Vulnerability Details

2
GHSA
GHSA-776r-g7gx-447c: Buffer overflow in the tvb_uncompress function in epan/tvbuff_zlib↗2022-05-17
▶
OSV
CVE-2015-8721: Buffer overflow in the tvb_uncompress function in epan/tvbuff_zlib↗2016-01-04
▶

📋Vendor Advisories

2
Red Hat
wireshark: Zlib decompression crash (wnpa-sec-2015-40)↗2015-12-29
▶
Debian
CVE-2015-8721: wireshark - Buffer overflow in the tvb_uncompress function in epan/tvbuff_zlib.c in Wireshar...↗2015
▶

💬Community

1
Bugzilla
CVE-2015-8721 wireshark: Zlib decompression crash (wnpa-sec-2015-40)↗2016-01-06
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