CVE-2008-6564 describes a vulnerability in the Nortel UNIStim protocol, affecting Communication Server 1000 and other products, where predictable sequence numbers enable remote session hijacking. This high-severity vulnerability (CVSS 7.6) allows attackers to achieve complete confidentiality, integrity, and availability compromise through sniffing or brute-force attacks, though it requires high attack complexity. There is no evidence of active exploitation, public exploit code, or significant community discussion, and it is not listed in CISA's KEV catalog.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:nortel:communication_server_1000:*:*:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:h:nortel:unistim_protocol:*:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:H/Au:N/C:C/I:C/A:C
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.