CVE-2007-3959
CVE-2007-3959 is a medium-severity vulnerability in Ipswitch Imserver with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Medium (CVSS 2.0 base score 5.0)
- EPSS exploit prediction: 6% (93rd percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Ipswitch Imserver
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2007-3959?
- 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.
- How severe is CVE-2007-3959?
- CVE-2007-3959 has a CVSS 2.0 base score of 5.0, rated medium severity.
- Is CVE-2007-3959 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2007-3959?
- CVE-2007-3959 primarily affects Ipswitch Imserver. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2007-3959?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2007-3959 published?
- CVE-2007-3959 was published on 2007-07-24 and last updated on 2026-06-16.
References
- http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=566
- http://secunia.com/advisories/26154
- http://www.ipswitch.com/support/instant_messaging/patch-upgrades.asp
- http://www.securityfocus.com/bid/25031
- http://www.securitytracker.com/id?1018440
- http://www.vupen.com/english/advisories/2007/2621
Affected products (2)
- cpe:2.3:a:ipswitch:imserver:2.0.5.30:*:*:*:*:*:*:*
- cpe:2.3:a:ipswitch:ipswitch_collaboration_suite:*:*:*:*:*:*:*:*
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