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CVE-2007-5637
The Nortel UNIStim IP Softphone 2050, IP Phone 1140E, and additional Nortel products from the IP Phone, Business Communications Manager…
Medium4.3EPSS 3.1%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The Nortel UNIStim IP Softphone 2050, IP Phone 1140E, and additional Nortel products from the IP Phone, Business Communications Manager (BCM), and other product lines allow remote attackers to eavesdrop on the physical environment via an Open Audio Stream message that enables "surveillance mode." NOTE: issues relating to a small ID number space can be leveraged to make this attack easier.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.3 | AV:N/AC:M/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 3.1% · top 12% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Weakness
Affected products
n/a
- affected n/a
References (9)
- nortel-ipphone-unistim-audio-hijacking(37255) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 41769 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 27234 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://www.csnc.ch/static/advisory/csnc/nortel_IP_phone_surveillance_mode_v1.0.txt (opens in a new tab)x_refsource_MISCx_transferred
- http://www116.nortel.com/pub/repository/CLARIFY/DOCUMENT/2007/42/022870-01.pdf (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=654714 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 3272 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
- 20071018 Nortel IP Phone Surveillance Mode (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 26120 (opens in a new tab)vdb-entryx_refsource_BIDx_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)
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[](https://trackcve.app/cve/CVE-2007-5637)Record last updated .