How severe is CVE-2011-2545?

CVE-2011-2545 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2011-2545 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-2545?

CVE-2011-2545 primarily affects Cisco Spa8000 8-port Ip Telephony Gateway Firmware. In total, 30 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-2545?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2011-2545 published?

CVE-2011-2545 was published on 2012-06-13 and last updated on 2026-06-16.

CVE-2011-2545

CVE-2011-2545 is a medium-severity vulnerability in Cisco Spa8000 8-port Ip Telephony Gateway Firmware with a CVSS 2.0 base score of 4.3. 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-79.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Cisco Spa8000 8-port Ip Telephony Gateway Firmware
Published: 2012-06-13
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in the SIP implementation on the Cisco SPA8000 and SPA8800 before 6.1.11, SPA2102 and SPA3102 before 5.2.13, and SPA 500 series IP phones before 7.4.9 allows remote attackers to inject arbitrary web script or HTML via the FROM field of an INVITE message, aka Bug IDs CSCtr27277, CSCtr27256, CSCtr27274, and CSCtr14715.

Frequently asked questions

What is CVE-2011-2545?: Cross-site scripting (XSS) vulnerability in the SIP implementation on the Cisco SPA8000 and SPA8800 before 6.1.11, SPA2102 and SPA3102 before 5.2.13, and SPA 500 series IP phones before 7.4.9 allows remote attackers to inject arbitrary web script or HTML via the FROM field of an INVITE message, aka Bug IDs CSCtr27277, CSCtr27256, CSCtr27274, and CSCtr14715.
How severe is CVE-2011-2545?: CVE-2011-2545 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2011-2545 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-2545?: CVE-2011-2545 primarily affects Cisco Spa8000 8-port Ip Telephony Gateway Firmware. In total, 30 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-2545?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-2545 published?: CVE-2011-2545 was published on 2012-06-13 and last updated on 2026-06-16.

References

http://tools.cisco.com/security/center/viewAlert.x?alertId=26037

Affected products (30)

cpe:2.3:o:cisco:spa8000_8-port_ip_telephony_gateway_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:spa8000_8-port_ip_telephony_gateway_firmware:5.1.12:*:*:*:*:*:*:*
cpe:2.3:o:cisco:spa8000_8-port_ip_telephony_gateway_firmware:6.1.3:*:*:*:*:*:*:*
cpe:2.3:h:cisco:spa8000_8-port_ip_telephony_gateway:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:spa8800_8-port_ip_telephony_gateway_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:spa8800_ip_telephony_gateway:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:spa2102_phone_adapter_with_router_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:spa2102_phone_adapter_with_router_firmware:5.2.3:*:*:*:*:*:*:*
cpe:2.3:o:cisco:spa2102_phone_adapter_with_router_firmware:5.2.5:*:*:*:*:*:*:*
cpe:2.3:o:cisco:spa2102_phone_adapter_with_router_firmware:5.2.10:*:*:*:*:*:*:*
cpe:2.3:h:cisco:spa2102_phone_adapter_with_router:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:spa3102_voice_gateway_with_router_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:spa3102_voice_gateway_with_router_firmware:3.3.6:*:*:*:*:*:*:*
cpe:2.3:o:cisco:spa3102_voice_gateway_with_router_firmware:5.1.7:*:*:*:*:*:*:*
cpe:2.3:h:cisco:spa3102_voice_gateway_with_router:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:spa_500_series_ip_phone_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:spa_500_series_ip_phone_firmware:7.3.7:*:*:*:*:*:*:*
cpe:2.3:o:cisco:spa_500_series_ip_phone_firmware:7.4.3:*:*:*:*:*:*:*
cpe:2.3:o:cisco:spa_500_series_ip_phone_firmware:7.4.4:*:*:*:*:*:*:*
cpe:2.3:o:cisco:spa_500_series_ip_phone_firmware:7.4.6:*:*:*:*:*:*:*
cpe:2.3:o:cisco:spa_500_series_ip_phone_firmware:7.4.7:*:*:*:*:*:*:*
cpe:2.3:h:cisco:spa_501g_8-line_ip_phone:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:spa_502g_1-line_ip_phone:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:spa_504g_4-line_ip_phone:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:spa_508g_8-line_ip_phone:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:spa_509g_12-line_ip_phone:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:spa_512g_1-line_ip_phone:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:spa_514g_4-line_ip_phone:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:spa_525g_5-line_ip_phone:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:spa_525g2_5-line_ip_phone:*:*:*:*:*:*:*:*

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →