How severe is CVE-2012-4048?

CVE-2012-4048 has a CVSS 2.0 base score of 3.3, rated low severity.

Is CVE-2012-4048 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-4048?

CVE-2012-4048 primarily affects Wireshark. In total, 73 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-4048?

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

When was CVE-2012-4048 published?

CVE-2012-4048 was published on 2012-07-24 and last updated on 2026-06-16.

CVE-2012-4048

CVE-2012-4048 is a low-severity vulnerability in Wireshark with a CVSS 2.0 base score of 3.3. 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-94.

Key facts

Severity: Low (CVSS 2.0 base score 3.3)
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Wireshark
Published: 2012-07-24
Last modified: 2026-06-16

Description

The PPP dissector in Wireshark 1.4.x before 1.4.14, 1.6.x before 1.6.9, and 1.8.x before 1.8.1 allows remote attackers to cause a denial of service (invalid pointer dereference and application crash) via a crafted packet, as demonstrated by a usbmon dump.

Frequently asked questions

What is CVE-2012-4048?: The PPP dissector in Wireshark 1.4.x before 1.4.14, 1.6.x before 1.6.9, and 1.8.x before 1.8.1 allows remote attackers to cause a denial of service (invalid pointer dereference and application crash) via a crafted packet, as demonstrated by a usbmon dump.
How severe is CVE-2012-4048?: CVE-2012-4048 has a CVSS 2.0 base score of 3.3, rated low severity.
Is CVE-2012-4048 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-4048?: CVE-2012-4048 primarily affects Wireshark. In total, 73 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-4048?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-4048 published?: CVE-2012-4048 was published on 2012-07-24 and last updated on 2026-06-16.

References

Affected products (73)

cpe:2.3:a:wireshark:wireshark:1.4.0:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.4.0:*:*:*:*:*:itanium:*
cpe:2.3:a:wireshark:wireshark:1.4.0:*:*:*:*:*:sparc:*
cpe:2.3:a:wireshark:wireshark:1.4.1:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.4.1:*:*:*:*:*:itanium:*
cpe:2.3:a:wireshark:wireshark:1.4.1:*:*:*:*:*:sparc:*
cpe:2.3:a:wireshark:wireshark:1.4.2:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.4.2:*:*:*:*:*:itanium:*
cpe:2.3:a:wireshark:wireshark:1.4.2:*:*:*:*:*:sparc:*
cpe:2.3:a:wireshark:wireshark:1.4.3:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.4.3:*:*:*:*:*:itanium:*
cpe:2.3:a:wireshark:wireshark:1.4.3:*:*:*:*:*:sparc:*
cpe:2.3:a:wireshark:wireshark:1.4.4:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.4.4:*:*:*:*:*:itanium:*
cpe:2.3:a:wireshark:wireshark:1.4.4:*:*:*:*:*:sparc:*
cpe:2.3:a:wireshark:wireshark:1.4.5:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.4.5:*:*:*:*:*:itanium:*
cpe:2.3:a:wireshark:wireshark:1.4.5:*:*:*:*:*:sparc:*
cpe:2.3:a:wireshark:wireshark:1.4.6:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.4.6:*:*:*:*:*:itanium:*
cpe:2.3:a:wireshark:wireshark:1.4.6:*:*:*:*:*:sparc:*
cpe:2.3:a:wireshark:wireshark:1.4.7:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.4.7:*:*:*:*:*:itanium:*
cpe:2.3:a:wireshark:wireshark:1.4.7:*:*:*:*:*:sparc:*
cpe:2.3:a:wireshark:wireshark:1.4.8:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.4.8:*:*:*:*:*:itanium:*
cpe:2.3:a:wireshark:wireshark:1.4.8:*:*:*:*:*:sparc:*
cpe:2.3:a:wireshark:wireshark:1.4.9:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.4.9:*:*:*:*:*:itanium:*
cpe:2.3:a:wireshark:wireshark:1.4.9:*:*:*:*:*:sparc:*
cpe:2.3:a:wireshark:wireshark:1.4.10:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.4.10:*:*:*:*:*:itanium:*
cpe:2.3:a:wireshark:wireshark:1.4.10:*:*:*:*:*:sparc:*
cpe:2.3:a:wireshark:wireshark:1.4.11:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.4.11:*:*:*:*:*:itanium:*
cpe:2.3:a:wireshark:wireshark:1.4.11:*:*:*:*:*:sparc:*
cpe:2.3:a:wireshark:wireshark:1.4.12:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.4.12:*:*:*:*:*:itanium:*
cpe:2.3:a:wireshark:wireshark:1.4.12:*:*:*:*:*:sparc:*
cpe:2.3:a:wireshark:wireshark:1.4.13:*:*:*:*:*:*:*

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