The iax_net_read function in the iaxclient open source library, as used in multiple products including (a) LoudHush 1.3.6, (b) IDE FISK 1.35 and earlier, (c) Kiax 0.8.5 and earlier, (d) DIAX, (e) Ziaxphone, (f) IAX Phone, (g) X-lite, (h) MediaX, (i) Extreme Networks ePhone, and (j) iaxComm before 1.2.0, allows remote attackers to execute arbitrary code via crafted IAX 2 (IAX2) packets with truncated (1) full frames or (2) mini-frames, which are detected in a length check but still processed, leading to buffer overflows related to negative length values
Published Jun 9, 2006
6.4
MEDIUMCVSS 2.0
EPSS 4.38%
Description
The iax_net_read function in the iaxclient open source library, as used in multiple products including (a) LoudHush 1.3.6, (b) IDE FISK 1.35 and earlier, (c) Kiax 0.8.5 and earlier, (d) DIAX, (e) Ziaxphone, (f) IAX Phone, (g) X-lite, (h) MediaX, (i) Extreme Networks ePhone, and (j) iaxComm before 1.2.0, allows remote attackers to execute arbitrary code via crafted IAX 2 (IAX2) packets with truncated (1) full frames or (2) mini-frames, which are detected in a length check but still processed, leading to buffer overflows related to negative length values.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.38% (0.04380) | 90.98th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.30% (0.04299) | 89.83th | v5 (v2026.06.15) |
| Mar 30, 2025 | 11.21% (0.11205) | 92.87th | v4 (v2025.03.14) |
| Mar 29, 2025 | 9.93% (0.09932) | 88.27th | v4 (v2025.03.14) |
| Mar 17, 2025 | 11.21% (0.11205) | 92.96th | v4 (v2025.03.14) |
| Dec 17, 2024 | 5.93% (0.05930) | 93.35th | v3 (v2023.03.01) |
| Aug 5, 2023 | 10.44% (0.10437) | 94.22th | v3 (v2023.03.01) |
| May 21, 2023 | 11.23% (0.11230) | 94.31th | v3 (v2023.03.01) |
| Apr 13, 2023 | 10.80% (0.10797) | 94.18th | v3 (v2023.03.01) |
| Mar 7, 2023 | 10.33% (0.10333) | 94.01th | v3 (v2023.03.01) |
| Mar 6, 2023 | 12.25% (0.12248) | 95.30th | v2 (v2022.01.01) |
| Apr 1, 2022 | 12.25% (0.12248) | 94.93th | v2 (v2022.01.01) |
| Feb 4, 2022 | 12.25% (0.12248) | 89.34th | v2 (v2022.01.01) |
References (17)
- http://iaxclient.sourceforge.net/iaxcomm/ x_refsource_CONFIRM
- http://secunia.com/advisories/20466 third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory
- http://secunia.com/advisories/20560 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/20567 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/20623 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/20900 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://sourceforge.net/project/shownotes.php?release_id=423099&group_id=131960 x_refsource_CONFIRM
- http://www.coresecurity.com/common/showdoc.php?idx=548&idxseccion=10 x_refsource_MISC
- http://www.gentoo.org/security/en/glsa/glsa-200606-30.xml vendor-advisoryx_refsource_GENTOO
- http://www.loudhush.ro/changelog.txt x_refsource_CONFIRM
- http://www.securityfocus.com/archive/1/436638/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/18307 vdb-entryx_refsource_BIDPatch
- http://www.vupen.com/english/advisories/2006/2180 vdb-entryx_refsource_VUPENVendor Advisory
- http://www.vupen.com/english/advisories/2006/2284 vdb-entryx_refsource_VUPENVendor Advisory
- http://www.vupen.com/english/advisories/2006/2285 vdb-entryx_refsource_VUPENVendor Advisory
- http://www.vupen.com/english/advisories/2006/2286 vdb-entryx_refsource_VUPENVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/27047 vdb-entryx_refsource_XF
Change history (0)
No recorded changes yet.