This page lists publicly disclosed CVE vulnerabilities affecting estara softphone (linked via NVD CPE). Each row includes severity scores, summaries, and publication dates to help identify and analyze security issues.
| CVE | Summary | Source | Max CVSS | EPSS % | Published | Updated |
|---|---|---|---|---|---|---|
| CVE-2006-0739 | eStara SIP softphone allows remote attackers to cause a denial of service (crash) via an INVITE request with a Content-Length field that has more than 9 digits. | [email protected] | 5.0 | 1.60% | 2006-02-16 | 2026-06-16 |
| CVE-2006-0738 | Multiple format string vulnerabilities in eStara SIP softphone allow remote attackers to cause a denial of service (hang) via SIP INVITE requests with format string specifiers in the SDP session description, as demonstrated using (1) the field name, (2) the o field (owner/creator and session identifier), or (3) the m field (media name and transport address). | [email protected] | 5.0 | 3.12% | 2006-02-16 | 2026-06-16 |
| CVE-2006-0737 | eStara SIP softphone allows remote attackers to cause a denial of service (crash) via a SIP OPTIONS request with a negative Expires field. | [email protected] | 5.0 | 3.12% | 2006-02-16 | 2026-06-16 |
| CVE-2006-0189 | Buffer overflow in eStara Softphone 3.0.1.14 through 3.0.1.46 allows remote attackers to execute arbitrary code via a long attribute (aka "a") field in the SDP data of a SIP packet on UDP port 5060. | [email protected] | 7.5 | 15.86% | 2006-01-13 | 2026-06-16 |