The IM Server (aka IMserve or IMserver) 2.0.5.30 and probably earlier in Ipswitch Instant Messaging before 2.07 in Ipswitch Collaboration…

Description

The IM Server (aka IMserve or IMserver) 2.0.5.30 and probably earlier in Ipswitch Instant Messaging before 2.07 in Ipswitch Collaboration Suite (ICS) allows remote attackers to cause a denial of service (daemon crash) via certain data to TCP port 5179 that overwrites a destructor, as reachable by the (1) DoAttachVideoSender, (2) DoAttachVideoReceiver, (3) DoAttachAudioSender, and (4) DoAttachAudioReceiver functions.

Scores

EPSS (exploitation in 30 days)

6.5% · top 6.2% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.

Weakness

• n/a

Affected products

• n/a

  • affected n/a

References (6)

• http://www.ipswitch.com/support/instant_messaging/patch-upgrades.asp (opens in a new tab)x_refsource_CONFIRMx_transferred
• ADV-2007-2621 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 25031 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• 26154 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 1018440 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• 20070723 Ipswitch Instant Messaging Server Denial of Service Vulnerability (opens in a new tab)third-party-advisoryx_refsource_IDEFENSEx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2007-3959](https://trackcve.app/badge/CVE-2007-3959.svg)](https://trackcve.app/cve/CVE-2007-3959)

Record last updated 7 Aug 2024, 14:37 UTC.