How severe is CVE-2012-3088?

CVE-2012-3088 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2012-3088 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-3088?

CVE-2012-3088 primarily affects Cisco Anyconnect Secure Mobility Client. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-3088?

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-2012-3088 published?

CVE-2012-3088 was published on 2012-09-16 and last updated on 2026-06-16.

CVE-2012-3088

CVE-2012-3088 is a critical-severity vulnerability in Cisco Anyconnect Secure Mobility Client with a CVSS 2.0 base score of 9.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Cisco Anyconnect Secure Mobility Client
Published: 2012-09-16
Last modified: 2026-06-16

Description

Cisco AnyConnect Secure Mobility Client 3.1.x before 3.1.00495, and 3.2.x, does not check whether an HTTP request originally contains ScanSafe headers, which allows remote attackers to have an unspecified impact via a crafted request, aka Bug ID CSCua13166.

Frequently asked questions

What is CVE-2012-3088?: Cisco AnyConnect Secure Mobility Client 3.1.x before 3.1.00495, and 3.2.x, does not check whether an HTTP request originally contains ScanSafe headers, which allows remote attackers to have an unspecified impact via a crafted request, aka Bug ID CSCua13166.
How severe is CVE-2012-3088?: CVE-2012-3088 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2012-3088 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-3088?: CVE-2012-3088 primarily affects Cisco Anyconnect Secure Mobility Client. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-3088?: 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-2012-3088 published?: CVE-2012-3088 was published on 2012-09-16 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:cisco:anyconnect_secure_mobility_client:3.1.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:anyconnect_secure_mobility_client:3.2.0:*:*:*:*:*:*:*

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