CVE-2015-8740

medium
Published 2016-01-04 ยท Modified 2026-05-06
CVSS v3
5.3
CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4 NEW
โ€”
not yet in upstream
VIR risk
6.3

Description

The dissect_tds7_colmetadata_token function in epan/dissectors/packet-tds.c in the TDS dissector in Wireshark 2.0.x before 2.0.1 does not validate the number of columns, which allows remote attackers to cause a denial of service (stack-based buffer overflow and application crash) via a crafted packet.

Predictions

Exploit likelihood
53%
Patch ETA
โ€”

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or โ€” if you've already worked around this in production โ€” publish your fix to the community-verified tier.

โœš Propose a mitigation on Community โ†’ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-39003 dos multiple verified
Google Security Research ยท 2015-12-16

Wireshark - dissect_diameter_base_framed_ipv6_prefix Stack Buffer Overflow

Source code queued for fetch โ€” refresh in a moment.

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed2.0.1+g59ea380-1
debian debianbullseyefixed2.0.1+g59ea380-1
debian debianforkyfixed2.0.1+g59ea380-1
debian debiansidfixed2.0.1+g59ea380-1
debian debiantrixiefixed2.0.1+g59ea380-1

Application impact

VendorProductVersionsFixed
wiresharkwireshark2.0.0

References

CWEs

CWE-20

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.