CVE-2026-116013
MEDIUM
MEDIUM
Priority: 0.02
BB Relevance:
73/100
Published: 2026-10-24
Modified: 2026-10-29
First seen: 2026-10-29
Status: active
Attack Surface
Network
Low Complexity
No Auth
No Interaction
CVSS Vector Breakdown
AV:
Network
AC:
Low
PR:
None
UI:
None
S:
X
AT:
Present
VC:
None
VI:
None
VA:
Low
Description
OpenResty lua-resty-dns before 0.24 contains an improper input validation vulnerability in parse_section() and _decode_name() that fails to check resource record lengths against the received message. Attackers controlling or spoofing a queried nameserver can send truncated record headers or RDATA, raising uncaught Lua exceptions in resolver:query() that abort requests and break name resolution.
Weakness Classification (1)
Affected Software (1)
| Vendor | Product | Version |
|---|---|---|
| openresty | lua-resty-dns | 0 < 0.24 |