Format string vulnerability in Wireshark 0.99.8 through 1.0.5 on non-Windows platforms…
Priority LOW 11CWE-134Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-134 and the CVSS impact.
Summary
Format string vulnerability in Wireshark 0.99.8 through 1.0.5 on non-Windows platforms allows local users to cause a denial of service (application crash) via format string specifiers in the HOME environment variable.
Why it matters now
EPSS 0.00371 31st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 12
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:wireshark:wireshark:0.99.8:*:*:*:*:*:*:* | 0.99.8 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.0.0:*:*:*:*:*:*:* | 1.0.0 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.0.1:*:*:*:*:*:*:* | 1.0.1 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.0.2:*:*:*:*:*:*:* | 1.0.2 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.0.3:*:*:*:*:*:*:* | 1.0.3 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.0.4:*:*:*:*:*:*:* | 1.0.4 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.0.5:*:*:*:*:*:*:* | 1.0.5 | Vulnerable | Wireshark Foundation |
| cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* | all versions | Running on | Apple |
| cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:* | all versions | Running on | FreeBSD |
| cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Linux |
- cpe:2.3:a:wireshark:wireshark:0.99.8:*:*:*:*:*:*:* Versions 0.99.8 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.0.0:*:*:*:*:*:*:* Versions 1.0.0 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.0.1:*:*:*:*:*:*:* Versions 1.0.1 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.0.2:*:*:*:*:*:*:* Versions 1.0.2 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.0.3:*:*:*:*:*:*:* Versions 1.0.3 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.0.4:*:*:*:*:*:*:* Versions 1.0.4 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.0.5:*:*:*:*:*:*:* Versions 1.0.5 Vulnerable ·Wireshark Foundation
- cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* Versions all versions Running on ·Apple
- cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:* Versions all versions Running on ·FreeBSD
- cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Linux
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2009-0601
- 2026-10-03 Alias added: GHSA-43gp-2vcj-4vxj
References
More Wireshark Foundation Wireshark vulnerabilities
- TI-2026-53718 Heap-based Buffer Overflow in Wireshark CVSS 3.1CRITICAL 9.8
- TI-2026-63612 Heap-based Buffer Overflow in Wireshark CVSS 3.1HIGH 8.8
- TI-2024-16149 A buffer overflow in Wireshark before 4.2.0 allows a remote attacker to cause a denial of… CVSS 3.1HIGH 7.5
- TI-2010-00291 Multiple buffer overflows in the LWRES dissector in Wireshark 0.9.15 through 1.0.10 and… CVSS 2.0HIGH 7.5
- TI-2026-63614 Heap-based Buffer Overflow in Wireshark CVSS 3.1HIGH 8.1
- TI-2014-01823 Buffer overflow in the mpeg_read function in wiretap/mpeg.c in the MPEG parser in… CVSS 2.0HIGH 9.3
Sources
- CVE-2009-0601 · CVE Program
- CVE-2009-0601 · NVD
- FIRST EPSS
- GHSA-43gp-2vcj-4vxj · GitHub Advisory Database · CC BY 4.0
- CVE-2009-0601 · Red Hat security data · CC BY 4.0
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