CVE-2007-6103
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…
- 5.0MediumCVSS base score
- 5.0%Exploitation in 30 daysEPSS · top 7.8% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
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.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- I Hear U 0.5.6 - Multiple Remote Denial of Service Vulnerabilities (Exploit-DB entry) (opens in a new tab)
EDB-ID 30791dos, multiplepublished 19 Nov 2007Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
Published
- 17 years later
· 17 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 5.0% · top 7.8% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Affected products
n/a
- affected n/a
References
8
- 26516 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 42396 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- ihearu-packet-dos(38568) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- http://aluigi.altervista.org/adv/ihudos-adv.txt (opens in a new tab)x_refsource_MISCx_transferred
- 42395 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- ihearu-ring-dos(38569) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- http://sourceforge.net/project/shownotes.php?release_id=355409&group_id=75788 (opens in a new tab)x_refsource_MISCx_transferred
- 27754 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2007-6072 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2007-6103)Record last updated .