How severe is CVE-2015-4242?

CVE-2015-4242 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2015-4242 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-2015-4242?

CVE-2015-4242 primarily affects Cisco Firesight System Software. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-4242?

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

When was CVE-2015-4242 published?

CVE-2015-4242 was published on 2015-07-08 and last updated on 2026-06-17.

CVE-2015-4242

CVE-2015-4242 is a medium-severity vulnerability in Cisco Firesight System 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 Firesight System Software
Published: 2015-07-08
Last modified: 2026-06-17

Description

Cross-site request forgery (CSRF) vulnerability in Cisco FireSIGHT System Software 5.4.1.2 and 6.0.0 in FireSIGHT Management Center allows remote attackers to hijack the authentication of arbitrary users, aka Bug ID CSCuu94721.

Frequently asked questions

What is CVE-2015-4242?: Cross-site request forgery (CSRF) vulnerability in Cisco FireSIGHT System Software 5.4.1.2 and 6.0.0 in FireSIGHT Management Center allows remote attackers to hijack the authentication of arbitrary users, aka Bug ID CSCuu94721.
How severe is CVE-2015-4242?: CVE-2015-4242 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2015-4242 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-2015-4242?: CVE-2015-4242 primarily affects Cisco Firesight System Software. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-4242?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-4242 published?: CVE-2015-4242 was published on 2015-07-08 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:cisco:firesight_system_software:5.4.1.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firesight_system_software:6.0.0:*:*:*:*:*:*:*

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