CVE-2013-4074

CVE-2013-4074 is a medium-severity vulnerability in Wireshark with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 61% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-189.

Key facts

Description

The dissect_capwap_data function in epan/dissectors/packet-capwap.c in the CAPWAP dissector in Wireshark 1.6.x before 1.6.16 and 1.8.x before 1.8.8 incorrectly uses a -1 data value to represent an error condition, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.

Frequently asked questions

What is CVE-2013-4074?
The dissect_capwap_data function in epan/dissectors/packet-capwap.c in the CAPWAP dissector in Wireshark 1.6.x before 1.6.16 and 1.8.x before 1.8.8 incorrectly uses a -1 data value to represent an error condition, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.
How severe is CVE-2013-4074?
CVE-2013-4074 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2013-4074 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 61% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-4074?
CVE-2013-4074 primarily affects Wireshark. In total, 28 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-4074?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-4074 published?
CVE-2013-4074 was published on 2013-06-09 and last updated on 2026-06-16.

References

Affected products (28)

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