CVE-2013-5580 The (1) Conn_StartLogin and (2) cb_Read_Resolver_Result functions in conn.c in ngIRCd 18 through 20.2, when the configuration option NoticeAuth is enabled, does not properly handle the return code for...
MediumCVSS 4.3
EPSS 2.3%
- Published
- Updated
- Exploit status
- No public exploit known
Description
The (1) Conn_StartLogin and (2) cb_Read_Resolver_Result functions in conn.c in ngIRCd 18 through 20.2, when the configuration option NoticeAuth is enabled, does not properly handle the return code for the Handle_Write function, which allows remote attackers to cause a denial of service (assertion failure and server crash) via unspecified vectors, related to a "notice auth" message not being sent to a new client.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| barton ngircd | = 18.0 | No fix listed |
| barton ngircd | = 19.0 | No fix listed |
| barton ngircd | = 19.1 | No fix listed |
| barton ngircd | = 20.0 | No fix listed |
| barton ngircd | = 20.1 | No fix listed |
| barton ngircd | = 20.2 | No fix listed |
References
- arthur.barton.de
- [ngircd-ml] 20130823 ngIRCd 20.3 mailing-list
- freecode.com patch
- FEDORA-2013-15290 vendor-advisory
- FEDORA-2013-15278 vendor-advisory
- 96590 vdb-entry
- 54567 third-party-advisory vendor-advisory
- Debian Security Tracker CVE-2013-5580 vendor-advisory