How severe is CVE-2010-2828?

CVE-2010-2828 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2010-2828 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-2828?

CVE-2010-2828 primarily affects Cisco Ios. In total, 172 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-2828?

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-2010-2828 published?

CVE-2010-2828 was published on 2010-09-23 and last updated on 2026-06-16.

CVE-2010-2828

CVE-2010-2828 is a high-severity vulnerability in 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.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Cisco Ios
Published: 2010-09-23
Last modified: 2026-06-16

Description

Unspecified vulnerability in the H.323 implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE 2.5.x before 2.5.2 and 2.6.x before 2.6.1, allows remote attackers to cause a denial of service (device reload) via crafted H.323 packets, aka Bug ID CSCtc73759.

Frequently asked questions

What is CVE-2010-2828?: Unspecified vulnerability in the H.323 implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE 2.5.x before 2.5.2 and 2.6.x before 2.6.1, allows remote attackers to cause a denial of service (device reload) via crafted H.323 packets, aka Bug ID CSCtc73759.
How severe is CVE-2010-2828?: CVE-2010-2828 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2010-2828 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-2828?: CVE-2010-2828 primarily affects Cisco Ios. In total, 172 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-2828?: 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-2010-2828 published?: CVE-2010-2828 was published on 2010-09-23 and last updated on 2026-06-16.

References

http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4a300.shtml

Affected products (172)

cpe:2.3:o:cisco:ios:12.1t:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1xi:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1xj:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1xl:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1xm:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1xp:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1xq:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1xr:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1xs:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1xt:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1xu:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1xv:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1xy:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1ya:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1yb:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1yc:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1yd:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1ye:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1yf:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1yh:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.1yi:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2\(18\)sxf7:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2\(18\)sxf8:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2b:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2bw:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2bx:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2by:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2cz:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2dd:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2dx:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2ex:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2s:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2sb:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2sbc:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2sca:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2scb:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2scc:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2scd:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2sg:*:*:*:*:*:*:*

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