CVE-2006-0737 json
eStara SIP softphone allows remote attackers to cause a denial of service (crash) via a SIP OPTIONS request with a negative Expires field.
published 2006-02-17 20 y ago modified 2026-06-16 4 mo ago also EUVD-2006-0744
- cvss
- 5.0
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 3.1%
- EPSS 3.1% chance of exploitation in 30 days, percentile 87%
- public exploits
- 1
- Exploit-DB
Summary
eStara SIP softphone allows remote attackers to cause a denial of service (crash) via a SIP OPTIONS request with a negative Expires field.
Timeline
- First public exploit (EDB-27211)
- Published
Exploit prediction
3.11% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- EDB-27211 eStara SoftPhone 3.0.1 SIP Packet - Multiple Malformed Field Denial of Service Vulnerabilities dos, 2006-02-14
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
References
-
secunia.com
/advisories/18872
third-party-advisory, vendor-advisory
-
exchange.xforce.ibmcloud.com
/vulnerabilities/24677
vdb-entry
-
vupen.com
/english/advisories/2006/0607
vdb-entry
-
securityfocus.com
/bid/16629
vdb-entry
-
securityfocus.com
/archive/1/424943/100/0/threaded
mailing-list
Sources
- CVE List CVE-2006-0737
- NVD CVE-2006-0737
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.