CVE-2016-4478
Buffer overflow in the xmlrpc_char_encode function in modules/transport/xmlrpc/xmlrpclib.c in...
Buffer overflow in the xmlrpc_char_encode function in modules/transport/xmlrpc/xmlrpclib.c in Atheme before 7.2.7 allows remote attackers to cause a denial of service via vectors related to XMLRPC response encoding.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Buffer overflow in the xmlrpc_char_encode function in modules/transport/xmlrpc/xmlrpclib.c in Atheme before 7.2.7 allows remote attackers to cause a denial of service via vectors related to XMLRPC response encoding.
- Record
CVE-2016-4478- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
Buffer overflow in the xmlrpc_char_encode function in modules/transport/xmlrpc/xmlrpclib.c in Atheme before 7.2.7 allows remote attackers to cause a denial of service via vectors related to XMLRPC response encoding.
- Record
CVE-2016-4478- Updated
- 2026-11-02
EUVDEUVD-2016-5465 No score
Buffer overflow in the xmlrpc_char_encode function in modules/transport/xmlrpc/xmlrpclib.c in Atheme before 7.2.7 allows remote attackers to cause a denial of service via vectors related to XMLRPC response encoding.
- Record
EUVD-2016-5465- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-f9c4-56cj-69qg
Buffer overflow in the xmlrpc_char_encode function in modules/transport/xmlrpc/xmlrpclib.c in...
Buffer overflow in the xmlrpc_char_encode function in modules/transport/xmlrpc/xmlrpclib.c in Atheme before 7.2.7 allows remote attackers to cause a denial of service via vectors related to XMLRPC response encoding.
- Record
GHSA-f9c4-56cj-69qg- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
OSV
Buffer overflow in the xmlrpc_char_encode function in modules/transport/xmlrpc/xmlrpclib.c in Atheme before 7.2.7 allows remote attackers to cause a denial of service via vectors related to XMLRPC response encoding.
- Record
CVE-2016-4478- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2016-4478
Buffer overflow in the xmlrpc_char_encode function in modules/transport/xmlrpc/xmlrpclib.c in Atheme before 7.2.7 allows remote attackers to cause a denial of service via vectors related to XMLRPC response encoding.
- Record
DEBIAN-CVE-2016-4478- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2016-4478
Buffer overflow in the xmlrpc_char_encode function in modules/transport/xmlrpc/xmlrpclib.c in Atheme before 7.2.7 allows remote attackers to cause a denial of service via vectors related to XMLRPC response encoding.
- Record
UBUNTU-CVE-2016-4478- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10515-1 No score
atheme-7.2.7-1.1 on GA media
These are all security issues fixed in the atheme-7.2.7-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10515-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
atheme-servicesDebian:12 |
before 7.0.7-2 | 7.0.7-2 |
atheme-servicesDebian:13 |
before 7.0.7-2 | 7.0.7-2 |
atheme-servicesDebian:14 |
before 7.0.7-2 | 7.0.7-2 |
atheme-servicesDebian:8 |
before 6.0.11-2+deb8u1, plus listed versions 6.0.11-2 |
6.0.11-2+deb8u1 |
atheme-servicesUbuntu:16.04:LTS |
before 6.0.11-2+deb8u1build0.16.04.1, plus listed versions 6.0.11-2 |
6.0.11-2+deb8u1build0.16.04.1 |
athemeopenSUSE:Tumbleweed From an advisory covering 2 CVEs |
before 7.2.7-1.1 | 7.2.7-1.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2016-4478 is a high vulnerability (CVSS 7.5) in Atheme, published May 23, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.27%, the 83rd percentile. Fixed in atheme-services 7.0.7-2.