How severe is CVE-2015-4257?

CVE-2015-4257 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2015-4257 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-4257?

CVE-2015-4257 affects Cisco Telepresence Mcu Software. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-4257?

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

When was CVE-2015-4257 published?

CVE-2015-4257 was published on 2015-07-10 and last updated on 2026-06-17.

CVE-2015-4257

CVE-2015-4257 is a medium-severity vulnerability in Cisco Telepresence Mcu Software with a CVSS 2.0 base score of 6.8. 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-352.

Key facts

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Cisco Telepresence Mcu Software
Published: 2015-07-10
Last modified: 2026-06-17

Description

Cross-site request forgery (CSRF) vulnerability on Cisco TelePresence MCU 4500 devices with software 4.5(1.55) allows remote attackers to hijack the authentication of arbitrary users, aka Bug ID CSCuu90710.

Frequently asked questions

What is CVE-2015-4257?: Cross-site request forgery (CSRF) vulnerability on Cisco TelePresence MCU 4500 devices with software 4.5(1.55) allows remote attackers to hijack the authentication of arbitrary users, aka Bug ID CSCuu90710.
How severe is CVE-2015-4257?: CVE-2015-4257 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2015-4257 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-4257?: CVE-2015-4257 affects Cisco Telepresence Mcu Software. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-4257?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-4257 published?: CVE-2015-4257 was published on 2015-07-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cisco:telepresence_mcu_software:4.5\(1.55\):*:*:*:*:*:*:*

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