CVE-2007-6103

I Hear U < 0.5.6 - Denial of Service via Malformed Packet Handling

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2007-6103. PoCs published by Luigi Auriemma.

AI-analyzed exploit summary The provided text describes multiple denial-of-service vulnerabilities in I Hear U prior to version 0.5.7, caused by mishandling of crafted packets. No actual exploit code is present; it is a vulnerability summary with a reference link.

Description

I Hear U (IHU) 0.5.6 and earlier allows remote attackers to cause (1) a denial of service (infinite loop) via a packet that contains zero in the size field in its header, which is improperly handled by the Receiver::processPacket function; and (2) a denial of service (daemon crash) via an (a) IHU_INFO_INIT or a (b) IHU_INFO_RING packet that does not specify the mode, which is improperly handled by the Player::ring function in Player.cpp.

Exploits (1)

exploitdb WRITEUP VERIFIED
by Luigi Auriemma · textdosmultiple
https://www.exploit-db.com/exploits/30791

The provided text describes multiple denial-of-service vulnerabilities in I Hear U prior to version 0.5.7, caused by mishandling of crafted packets. No actual exploit code is present; it is a vulnerability summary with a reference link.

Classification
Writeup 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Theoretical
Target: I Hear U < 0.5.7
No auth needed
Prerequisites: Network access to the target application
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (8)

Core 8
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/26516
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/42396
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/38568
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/42395
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/38569
Patch, Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/27754

Scores

EPSS 0.0496
EPSS Percentile 91.1%

Details

CWE
CWE-20
Status published
Products (1)
ihu/i_hear_u < 0.5.6
Published Nov 23, 2007
Tracked Since Feb 18, 2026