How severe is CVE-2008-0536?

CVE-2008-0536 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2008-0536 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-0536?

CVE-2008-0536 primarily affects Cisco Service Control Engine. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-0536?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2008-0536 published?

CVE-2008-0536 was published on 2008-05-22 and last updated on 2026-06-16.

CVE-2008-0536

CVE-2008-0536 is a high-severity vulnerability in Cisco Service Control Engine with a CVSS 2.0 base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 4% (90th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Cisco Service Control Engine
Published: 2008-05-22
Last modified: 2026-06-16

Description

Unspecified vulnerability in the SSH server in (1) Cisco Service Control Engine (SCE) 3.0.x before 3.0.7 and 3.1.x before 3.1.0, and (2) Icon Labs Iconfidant SSH before 2.3.8, allows remote attackers to cause a denial of service (management interface outage) via SSH traffic that occurs during management operations and triggers "illegal I/O operations," aka Bug ID CSCsh49563.

Frequently asked questions

What is CVE-2008-0536?: Unspecified vulnerability in the SSH server in (1) Cisco Service Control Engine (SCE) 3.0.x before 3.0.7 and 3.1.x before 3.1.0, and (2) Icon Labs Iconfidant SSH before 2.3.8, allows remote attackers to cause a denial of service (management interface outage) via SSH traffic that occurs during management operations and triggers "illegal I/O operations," aka Bug ID CSCsh49563.
How severe is CVE-2008-0536?: CVE-2008-0536 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2008-0536 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-0536?: CVE-2008-0536 primarily affects Cisco Service Control Engine. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-0536?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2008-0536 published?: CVE-2008-0536 was published on 2008-05-22 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:cisco:service_control_engine:*:*:*:*:*:*:*:*
cpe:2.3:a:cisco:service_control_engine:3.0:*:*:*:*:*:*:*
cpe:2.3:a:icon-labs:iconfidant_ssh:*:*:*:*:*:*:*:*

More vulnerabilities in Cisco Service Control Engine

CVE-2008-0534 — High (CVSS 7.8): The SSH server in (1) Cisco Service Control Engine (SCE) before 3.1.6, and (2) Icon Labs Iconfidant SSH before 2.3.8,…
CVE-2008-0535 — High (CVSS 7.8): Unspecified vulnerability in the SSH server in (1) Cisco Service Control Engine (SCE) before 3.1.6, and (2) Icon Labs…

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