How severe is CVE-2011-0383?

CVE-2011-0383 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2011-0383 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-0383?

CVE-2011-0383 primarily affects Cisco Telepresence Recording Server Software. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-0383?

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-2011-0383 published?

CVE-2011-0383 was published on 2011-02-25 and last updated on 2026-06-16.

CVE-2011-0383

CVE-2011-0383 is a critical-severity vulnerability in Cisco Telepresence Recording Server 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-287.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 6% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Cisco Telepresence Recording Server Software
Published: 2011-02-25
Last modified: 2026-06-16

Description

The Java Servlet framework on Cisco TelePresence Recording Server devices with software 1.6.x before 1.6.2 and Cisco TelePresence Multipoint Switch (CTMS) devices with software 1.0.x, 1.1.x, 1.5.x, and 1.6.x does not require administrative authentication for unspecified actions, which allows remote attackers to execute arbitrary code via a crafted request, aka Bug IDs CSCtf42005 and CSCtf42008.

Frequently asked questions

What is CVE-2011-0383?: The Java Servlet framework on Cisco TelePresence Recording Server devices with software 1.6.x before 1.6.2 and Cisco TelePresence Multipoint Switch (CTMS) devices with software 1.0.x, 1.1.x, 1.5.x, and 1.6.x does not require administrative authentication for unspecified actions, which allows remote attackers to execute arbitrary code via a crafted request, aka Bug IDs CSCtf42005 and CSCtf42008.
How severe is CVE-2011-0383?: CVE-2011-0383 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2011-0383 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-0383?: CVE-2011-0383 primarily affects Cisco Telepresence Recording Server Software. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-0383?: 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-2011-0383 published?: CVE-2011-0383 was published on 2011-02-25 and last updated on 2026-06-16.

References

Affected products (19)

cpe:2.3:a:cisco:telepresence_recording_server_software:1.6.1:*:*:*:*:*:*:*
cpe:2.3:h:cisco:telepresence_recording_server:*:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_multipoint_switch_software:1.0.4.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_multipoint_switch_software:1.1.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_multipoint_switch_software:1.1.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_multipoint_switch_software:1.1.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_multipoint_switch_software:1.5.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_multipoint_switch_software:1.5.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_multipoint_switch_software:1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_multipoint_switch_software:1.5.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_multipoint_switch_software:1.5.4:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_multipoint_switch_software:1.5.5:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_multipoint_switch_software:1.5.6:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_multipoint_switch_software:1.6.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_multipoint_switch_software:1.6.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_multipoint_switch_software:1.6.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_multipoint_switch_software:1.6.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_multipoint_switch_software:1.6.4:*:*:*:*:*:*:*
cpe:2.3:h:cisco:telepresence_multipoint_switch:*:*:*:*:*:*:*:*

More vulnerabilities in Cisco Telepresence Recording Server Software

CVE-2011-2555 — Critical (CVSS 10.0): Cisco TelePresence Recording Server 1.7.2.x before 1.7.2.1 has a default password for the root administrator account,…
CVE-2011-0385 — Critical (CVSS 10.0): The administrative web interface on Cisco TelePresence Recording Server devices with software 1.6.x and Cisco…
CVE-2011-0382 — Critical (CVSS 10.0): The CGI subsystem on Cisco TelePresence Recording Server devices with software 1.6.x before 1.6.2 allows remote…
CVE-2011-0386 — Critical (CVSS 9.3): The XML-RPC implementation on Cisco TelePresence Recording Server devices with software 1.6.x and 1.7.x before 1.7.1…
CVE-2011-0391 — High (CVSS 7.8): Cisco TelePresence Recording Server devices with software 1.6.x allow remote attackers to cause a denial of service…
CVE-2011-0388 — High (CVSS 7.8): Cisco TelePresence Recording Server devices with software 1.6.x and Cisco TelePresence Multipoint Switch (CTMS) devices…

All CVEs affecting Cisco Telepresence Recording Server Software →

Other CWE-287 (Improper Authentication) vulnerabilities

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CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

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