How severe is CVE-2008-1152?

CVE-2008-1152 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2008-1152 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-1152?

CVE-2008-1152 primarily affects Cisco Cisco Ios. In total, 271 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-1152?

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-2008-1152 published?

CVE-2008-1152 was published on 2008-03-27 and last updated on 2026-06-16.

CVE-2008-1152

CVE-2008-1152 is a high-severity vulnerability in Cisco Cisco Ios 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-399.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 4% (88th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Cisco Cisco Ios
Published: 2008-03-27
Last modified: 2026-06-16

Description

The data-link switching (DLSw) component in Cisco IOS 12.0 through 12.4 allows remote attackers to cause a denial of service (device restart or memory consumption) via crafted (1) UDP port 2067 or (2) IP protocol 91 packets.

Frequently asked questions

What is CVE-2008-1152?: The data-link switching (DLSw) component in Cisco IOS 12.0 through 12.4 allows remote attackers to cause a denial of service (device restart or memory consumption) via crafted (1) UDP port 2067 or (2) IP protocol 91 packets.
How severe is CVE-2008-1152?: CVE-2008-1152 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2008-1152 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-1152?: CVE-2008-1152 primarily affects Cisco Cisco Ios. In total, 271 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-1152?: 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-2008-1152 published?: CVE-2008-1152 was published on 2008-03-27 and last updated on 2026-06-16.

References

Affected products (271)

cpe:2.3:o:cisco:cisco_ios:12.0:da:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:db:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:dc:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:s:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:sc:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:sl:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:sp:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:st:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:sx:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:sy:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:sz:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:t:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:wc:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:wt:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xa:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xb:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xc:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xd:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xe:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xf:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xg:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xh:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xi:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xj:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xk:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xl:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xm:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xn:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xo:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xq:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xr:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xs:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xv:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.0:xw:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.1:aa:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.1:ax:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.1:az:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.1:b:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.1:c:*:*:*:*:*:*
cpe:2.3:o:cisco:cisco_ios:12.1:cx:*:*:*:*:*:*

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