CVE-2013-1428

medium

Published 2013-04-26 · Modified 2026-04-29

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

7.5

Description

Stack-based buffer overflow in the receive_tcppacket function in net_packet.c in tinc before 1.0.21 and 1.1 before 1.1pre7 allows remote authenticated peers to cause a denial of service (crash) or possibly execute arbitrary code via a large TCP packet.

Predictions

Exploit likelihood

20%

Patch ETA

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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 — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → 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.

Metasploit modules

exploit_multi/vpn/tincd_bof rank 200

Tincd Post-Authentication Remote TCP Stack Buffer Overflow

Source code queued for fetch — refresh in a moment.

OS impact

OS	Version	Status	Fixed in
debian	bookworm	fixed	`1.0.19-3`
debian	bullseye	fixed	`1.0.19-3`
debian	forky	fixed	`1.0.19-3`
debian	sid	fixed	`1.0.19-3`
debian	trixie	fixed	`1.0.19-3`

Application impact

Vendor	Product	Versions
tinc-vpn	tinc	`{"endIncluding":"1.0.20"}`
tinc-vpn	tinc	`1.0.17`
tinc-vpn	tinc	`1.0.18`
tinc-vpn	tinc	`1.0.19`
tinc-vpn	tinc	`1.1`

References

CWEs

CWE-119

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

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