Untrusted search path vulnerability in the WiresharkApplication class in…
Priority LOW 34CWE-264Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-264.
Summary
Untrusted search path vulnerability in the WiresharkApplication class in ui/qt/wireshark_application.cpp in Wireshark 1.12.x before 1.12.10 and 2.0.x before 2.0.2 on Windows allows local users to gain privileges via a Trojan horse riched20.dll.dll file in the current working directory, related to use of QLibrary.
Why it matters now
EPSS 0.00398 34th 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:1.12.0:*:*:*:*:*:*:* | 1.12.0 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.1:*:*:*:*:*:*:* | 1.12.1 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.2:*:*:*:*:*:*:* | 1.12.2 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.3:*:*:*:*:*:*:* | 1.12.3 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.4:*:*:*:*:*:*:* | 1.12.4 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.5:*:*:*:*:*:*:* | 1.12.5 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.6:*:*:*:*:*:*:* | 1.12.6 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.7:*:*:*:*:*:*:* | 1.12.7 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.8:*:*:*:*:*:*:* | 1.12.8 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.9:*:*:*:*:*:*:* | 1.12.9 | Vulnerable | Wireshark Foundation |
- cpe:2.3:a:wireshark:wireshark:1.12.0:*:*:*:*:*:*:* Versions 1.12.0 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.1:*:*:*:*:*:*:* Versions 1.12.1 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.2:*:*:*:*:*:*:* Versions 1.12.2 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.3:*:*:*:*:*:*:* Versions 1.12.3 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.4:*:*:*:*:*:*:* Versions 1.12.4 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.5:*:*:*:*:*:*:* Versions 1.12.5 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.6:*:*:*:*:*:*:* Versions 1.12.6 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.7:*:*:*:*:*:*:* Versions 1.12.7 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.8:*:*:*:*:*:*:* Versions 1.12.8 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.9:*:*:*:*:*:*:* Versions 1.12.9 Vulnerable ·Wireshark Foundation
Show 2 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:wireshark:wireshark:2.0.0:*:*:*:*:*:*:* | 2.0.0 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:2.0.1:*:*:*:*:*:*:* | 2.0.1 | Vulnerable | Wireshark Foundation |
- cpe:2.3:a:wireshark:wireshark:2.0.0:*:*:*:*:*:*:* Versions 2.0.0 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:2.0.1:*:*:*:*:*:*:* Versions 2.0.1 Vulnerable ·Wireshark Foundation
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 3 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
Timeline
- 2026-10-02 Threatist record created from CVE-2016-2521
- 2026-10-03 Alias added: GHSA-c44j-w78v-5jr4
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-2016-2521 · CVE Program
- CVE-2016-2521 · NVD
- FIRST EPSS
- GHSA-c44j-w78v-5jr4 · GitHub Advisory Database · CC BY 4.0
- CVE-2016-2521 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences