How severe is CVE-2008-0535?

CVE-2008-0535 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2008-0535 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-0535?

CVE-2008-0535 primarily affects Cisco Service Control Engine. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-0535?

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-2008-0535 published?

CVE-2008-0535 was published on 2008-05-22 and last updated on 2026-06-16.

CVE-2008-0535

CVE-2008-0535 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-255.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-255
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) before 3.1.6, and (2) Icon Labs Iconfidant SSH before 2.3.8, allows remote attackers to cause a denial of service (device instability) via "SSH credentials that attempt to change the authentication method," aka Bug ID CSCsm14239.

Frequently asked questions

What is CVE-2008-0535?: Unspecified vulnerability in the SSH server in (1) Cisco Service Control Engine (SCE) before 3.1.6, and (2) Icon Labs Iconfidant SSH before 2.3.8, allows remote attackers to cause a denial of service (device instability) via "SSH credentials that attempt to change the authentication method," aka Bug ID CSCsm14239.
How severe is CVE-2008-0535?: CVE-2008-0535 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2008-0535 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-0535?: CVE-2008-0535 primarily affects Cisco Service Control Engine. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-0535?: 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-2008-0535 published?: CVE-2008-0535 was published on 2008-05-22 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:cisco:service_control_engine:*:*:*:*:*:*:*:*
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-2008-0536 — High (CVSS 7.8): Unspecified vulnerability in the SSH server in (1) Cisco Service Control Engine (SCE) 3.0.x before 3.0.7 and 3.1.x…

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