How severe is CVE-2020-3360?

CVE-2020-3360 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2020-3360 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-3360?

CVE-2020-3360 primarily affects Cisco Unified Ip Phone 6901 Firmware. In total, 37 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-3360?

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

When was CVE-2020-3360 published?

CVE-2020-3360 was published on 2020-06-18 and last updated on 2026-06-17.

CVE-2020-3360

CVE-2020-3360 is a medium-severity vulnerability in Cisco Unified Ip Phone 6901 Firmware with a CVSS 3.x base score of 5.3. 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-863.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Cisco Unified Ip Phone 6901 Firmware
Published: 2020-06-18
Last modified: 2026-06-17

Description

A vulnerability in the Web Access feature of Cisco IP Phones Series 7800 and Series 8800 could allow an unauthenticated, remote attacker to view sensitive information on an affected device. The vulnerability is due to improper access controls on the web-based management interface of an affected device. An attacker could exploit this vulnerability by sending malicious requests to the device, which could allow the attacker to bypass access restrictions. A successful attack could allow the attacker to view sensitive information, including device call logs that contain names, usernames, and phone numbers of users of the device.

Frequently asked questions

What is CVE-2020-3360?: A vulnerability in the Web Access feature of Cisco IP Phones Series 7800 and Series 8800 could allow an unauthenticated, remote attacker to view sensitive information on an affected device. The vulnerability is due to improper access controls on the web-based management interface of an affected device. An attacker could exploit this vulnerability by sending malicious requests to the device, which could allow the attacker to bypass access restrictions. A successful attack could allow the attacker to view sensitive information, including device call logs that contain names, usernames, and phone numbers of users of the device.
How severe is CVE-2020-3360?: CVE-2020-3360 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2020-3360 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-3360?: CVE-2020-3360 primarily affects Cisco Unified Ip Phone 6901 Firmware. In total, 37 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-3360?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-3360 published?: CVE-2020-3360 was published on 2020-06-18 and last updated on 2026-06-17.

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-phone-logs-2O7f7ExM

Affected products (37)

cpe:2.3:o:cisco:unified_ip_phone_6901_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_6961_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_6945_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_6941_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_6921_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_6911_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_7832_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_7861_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_7841_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_7821_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_7811_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_7937g_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_7975g_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_7965g_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_7962g_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_7961g_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_7960g_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_7945g_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_7942g_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_7941g_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_7940g_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_7931g_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_7911g_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_7906g_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_8811_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_8841_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_8845_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_8851_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_8851nr_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_8861_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_8865_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_8865nr_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_8961_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_8945_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_8941_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_9971_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:unified_ip_phone_9951_firmware:*:*:*:*:*:*:*:*

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