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CVE-2007-2782
Packeteer PacketShaper uses fixed increments in TCP initial sequence number (ISN) values, which allows remote attackers to predict the ISN…
High7.5EPSS 1.6%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Packeteer PacketShaper uses fixed increments in TCP initial sequence number (ISN) values, which allows remote attackers to predict the ISN value, and perform session hijacking or disruption.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 1.6% · top 24% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (6)
- 2726 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
- ADV-2007-1891 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 25344 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 24048 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20070518 Predictable TCP ISN in Packeteer PacketShaper (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 36226 (opens in a new tab)vdb-entryx_refsource_OSVDBx_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
[](https://trackcve.app/cve/CVE-2007-2782)Record last updated .