How severe is CVE-2011-1623?

CVE-2011-1623 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2011-1623 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-1623?

CVE-2011-1623 primarily affects Cisco Media Processing Software. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-1623?

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

When was CVE-2011-1623 published?

CVE-2011-1623 was published on 2011-06-02 and last updated on 2026-06-16.

CVE-2011-1623

CVE-2011-1623 is a critical-severity vulnerability in Cisco Media Processing Software with a CVSS 2.0 base score of 10.0. 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: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-255
Affected product: Cisco Media Processing Software
Published: 2011-06-02
Last modified: 2026-06-16

Description

Cisco Media Processing Software before 1.2 on Media Experience Engine (MXE) 5600 devices has a default root password, which makes it easier for context-dependent attackers to obtain access via (1) the local console, (2) an SSH session, or (3) a TELNET session, aka Bug ID CSCto77737.

Frequently asked questions

What is CVE-2011-1623?: Cisco Media Processing Software before 1.2 on Media Experience Engine (MXE) 5600 devices has a default root password, which makes it easier for context-dependent attackers to obtain access via (1) the local console, (2) an SSH session, or (3) a TELNET session, aka Bug ID CSCto77737.
How severe is CVE-2011-1623?: CVE-2011-1623 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2011-1623 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1623?: CVE-2011-1623 primarily affects Cisco Media Processing Software. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-1623?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2011-1623 published?: CVE-2011-1623 was published on 2011-06-02 and last updated on 2026-06-16.

References

Affected products (6)

cpe:2.3:a:cisco:media_processing_software:*:*:*:*:*:*:*:*
cpe:2.3:a:cisco:media_processing_software:1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:media_processing_software:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:media_processing_software:1.1.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:media_processing_software:1.1.1:*:*:*:*:*:*:*
cpe:2.3:h:cisco:media_experience_engine_5600:*:*:*:*:*:*:*:*

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