OSV-2020-557
Global-buffer-overflow in dissect_snmp_PDUs
No scoreFix available
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18816
Crash type: Global-buffer-overflow READ 4
Crash state:
dissect_snmp_PDUs
dissect_ber_choice
dissect_snmp_RegisterResponse
What each source reports
OSV No score
Global-buffer-overflow in dissect_snmp_PDUs
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18816
Crash type: Global-buffer-overflow READ 4
Crash state:
dissect_snmp_PDUs
dissect_ber_choice
dissect_snmp_RegisterResponse
- Record
OSV-2020-557- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
wiresharkOSS-Fuzz |
Commit ranges | Not evaluated |
Not evaluated means the source gave git commits or a range we can't read, so we can't tell which releases are affected. A fixed version beside it is the source’s own claim.
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
OSV-2020-557 is a vulnerability with no CVSS score yet in wireshark, published July 1, 2020. No source lists public exploit code. A source reports a fix.