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CVE-2007-2782

Packeteer PacketShaper uses fixed increments in TCP initial sequence number (ISN) values, which...

7.5 High

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.

Exploit likelihood

1.60%Up 0.3 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 7.5

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.

Record
CVE-2007-2782
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2007-2782
Updated
2026-11-02
EUVDEUVD-2007-2774 No score

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.

Record
EUVD-2007-2774
Updated
2026-11-03
GitHub AdvisoriesGHSA-48c8-gm7m-5q7v No score

Packeteer PacketShaper uses fixed increments in TCP initial sequence number (ISN) values, which...

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.

Record
GHSA-48c8-gm7m-5q7v
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
aliases, references, titleGitHub Advisories
first indexedCVE List, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2007-2782 is a high vulnerability (CVSS 7.5) in Packeteer Packetshaper, published May 21, 2007. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.60%, the 75th percentile. No source names a fixed version.

References

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