How severe is CVE-2008-1158?

CVE-2008-1158 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2008-1158 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-1158?

CVE-2008-1158 primarily affects Cisco Unified Presence. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-1158?

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-2008-1158 published?

CVE-2008-1158 was published on 2008-05-16 and last updated on 2026-06-16.

CVE-2008-1158

CVE-2008-1158 is a high-severity vulnerability in Cisco Unified Presence 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-20.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Cisco Unified Presence
Published: 2008-05-16
Last modified: 2026-06-16

Description

The Presence Engine (PE) service in Cisco Unified Presence before 6.0(1) allows remote attackers to cause a denial of service (core dump and service interruption) via malformed packets, aka Bug ID CSCsh50164.

Frequently asked questions

What is CVE-2008-1158?: The Presence Engine (PE) service in Cisco Unified Presence before 6.0(1) allows remote attackers to cause a denial of service (core dump and service interruption) via malformed packets, aka Bug ID CSCsh50164.
How severe is CVE-2008-1158?: CVE-2008-1158 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2008-1158 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-1158?: CVE-2008-1158 primarily affects Cisco Unified Presence. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-1158?: 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-2008-1158 published?: CVE-2008-1158 was published on 2008-05-16 and last updated on 2026-06-16.

References

Affected products (5)

cpe:2.3:a:cisco:unified_presence:6.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_presence_server:1.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_presence_server:1.0\(1\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_presence_server:1.0\(2\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_presence_server:1.0\(3\):*:*:*:*:*:*:*

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