How severe is CVE-2012-6058?

CVE-2012-6058 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2012-6058 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-6058?

CVE-2012-6058 primarily affects Wireshark. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-6058?

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

When was CVE-2012-6058 published?

CVE-2012-6058 was published on 2012-12-05 and last updated on 2026-06-16.

CVE-2012-6058

CVE-2012-6058 is a medium-severity vulnerability in Wireshark with a CVSS 2.0 base score of 5.0. 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-189.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-189
Affected product: Wireshark
Published: 2012-12-05
Last modified: 2026-06-16

Description

Integer overflow in the dissect_icmpv6 function in epan/dissectors/packet-icmpv6.c in the ICMPv6 dissector in Wireshark 1.6.x before 1.6.12 and 1.8.x before 1.8.4 allows remote attackers to cause a denial of service (infinite loop) via a crafted Number of Sources value.

Frequently asked questions

What is CVE-2012-6058?: Integer overflow in the dissect_icmpv6 function in epan/dissectors/packet-icmpv6.c in the ICMPv6 dissector in Wireshark 1.6.x before 1.6.12 and 1.8.x before 1.8.4 allows remote attackers to cause a denial of service (infinite loop) via a crafted Number of Sources value.
How severe is CVE-2012-6058?: CVE-2012-6058 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2012-6058 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-6058?: CVE-2012-6058 primarily affects Wireshark. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-6058?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-6058 published?: CVE-2012-6058 was published on 2012-12-05 and last updated on 2026-06-16.

References

Affected products (16)

cpe:2.3:a:wireshark:wireshark:1.6.0:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.6.1:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.6.2:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.6.3:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.6.4:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.6.5:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.6.6:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.6.7:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.6.8:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.6.9:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.6.10:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.6.11:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.8.0:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.8.1:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.8.2:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.8.3:*:*:*:*:*:*:*

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