OSV-2022-770 Stack-buffer-overflow in get_transaction
A stack buffer overflow in the ASP dissector allows attackers to cause denial of service or potentially execute code via crafted network packets.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is OSV-2022-770?
OSV-2022-770 is a memory corruption vulnerability in wireshark, published on 22 Aug 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=50477
Crash type: Stack-buffer-overflow READ 2
Crash state:
get_transaction
dissect_asp
call_dissector_work_error
Which versions are affected by OSV-2022-770?
1 open source package ship an affected version, including wireshark.
| Package | Affected | Fixed in |
|---|---|---|
wireshark OSS-Fuzz | All versions | None |
How do I fix OSV-2022-770?
No fix has been published for OSV-2022-770 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is OSV-2022-770 being exploited?
There is no known exploitation of OSV-2022-770 in the wild and no public exploit code.