CVE-2008-5558 json
Asterisk Open Source 1.2.26 through 1.2.30.3 and Business Edition B.2.3.5 through B.2.5.5, when realtime IAX2 users are enabled, allows rem…
published 2008-12-17 17 y ago modified 2026-06-16 4 mo ago also EUVD-2008-5533
- cvss
- 4.3
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.0%
- EPSS 2.0% chance of exploitation in 30 days, percentile 80%
- public exploits
- 0
- none known
Summary
Asterisk Open Source 1.2.26 through 1.2.30.3 and Business Edition B.2.3.5 through B.2.5.5, when realtime IAX2 users are enabled, allows remote attackers to cause a denial of service (crash) via authentication attempts involving (1) an unknown user or (2) a user using hostname matching.
Patch / fix
- asterisk Debian 14 1:1.4.0~dfsg-1
debian advisories DEBIAN-CVE-2008-5558
Exploit prediction
1.96% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-287 Improper Authentication
References
-
security.gentoo.org
/glsa/glsa-200905-01.xml
vendor-advisory
-
secunia.com
/advisories/32956
third-party-advisory, vendor-advisory
-
securityfocus.com
/bid/32773
vdb-entry
-
osvdb.org
/50675
vdb-entry
-
securityreason.com
/securityalert/4769
third-party-advisory
-
securityfocus.com
/archive/1/499117/100/0/threaded
mailing-list
- downloads.digium.com /pub/security/AST-2008-012.html
-
vupen.com
/english/advisories/2008/3403
vdb-entry
-
secunia.com
/advisories/34982
third-party-advisory
-
securitytracker.com
/id?1021378
vdb-entry
Sources
- CVE List CVE-2008-5558
- NVD CVE-2008-5558
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.