PoC Index

CVE-2019-13617

MEDIUM 6.5EPSS 1.3%

njs through 0.3.3, used in NGINX, has a heap-based buffer over-read in nxt_vsprintf in nxt/nxt_sprintf.c during error handling, as demonstrated by an njs_regexp_literal call that leads to an njs_parser_lexer_error call and then an njs_parser_scope_error call.

CVSS v3.0
6.5 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v2.0
4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
EPSS
1.31% chance of exploitation in the next 30 days, 69th percentile
Published
2019-07-16
Updated
2024-08-04

Proof-of-concept exploits (1)

References

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