How severe is CVE-2005-1278?

CVE-2005-1278 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2005-1278 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2005-1278?

CVE-2005-1278 affects Lbl Tcpdump. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2005-1278?

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

When was CVE-2005-1278 published?

CVE-2005-1278 was published on 2005-05-02 and last updated on 2026-06-16.

CVE-2005-1278

CVE-2005-1278 is a medium-severity vulnerability in Lbl Tcpdump with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 11% places it in the 95th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 11% (95th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Lbl Tcpdump
Published: 2005-05-02
Last modified: 2026-06-16

Description

The isis_print function, as called by isoclns_print, in tcpdump 3.9.1 and earlier allows remote attackers to cause a denial of service (infinite loop) via a zero length, as demonstrated using a GRE packet.

Frequently asked questions

What is CVE-2005-1278?: The isis_print function, as called by isoclns_print, in tcpdump 3.9.1 and earlier allows remote attackers to cause a denial of service (infinite loop) via a zero length, as demonstrated using a GRE packet.
How severe is CVE-2005-1278?: CVE-2005-1278 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2005-1278 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-1278?: CVE-2005-1278 affects Lbl Tcpdump. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2005-1278?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-1278 published?: CVE-2005-1278 was published on 2005-05-02 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:lbl:tcpdump:*:*:*:*:*:*:*:*

More vulnerabilities in Lbl Tcpdump

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CVE-1999-1024 — High (CVSS 7.5): ip_print procedure in Tcpdump 3.4a allows remote attackers to cause a denial of service via a packet with a zero length…
CVE-2001-1279 — High (CVSS 7.5): Buffer overflow in print-rx.c of tcpdump 3.x (probably 3.6x) allows remote attackers to cause a denial of service and…
CVE-2005-1267 — Medium (CVSS 5.0): The bgp_update_print function in tcpdump 3.x does not properly handle a -1 return value from the decode_prefix4…

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