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njs vulnerabilities and exploits
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9.8
CVSSv3
CVE-2020-19695
Buffer Overflow found in Nginx NJS allows a remote malicious user to execute arbitrary code via the njs_object_property parameter of the njs/njs_vm.c function.
Nginx Njs 2019-06-27
Nginx Njs
7.8
CVSSv3
CVE-2020-24346
njs up to and including 0.4.3, used in NGINX, has a use-after-free in njs_json_parse_iterator_call in njs_json.c.
F5 Njs
9.8
CVSSv3
CVE-2019-13067
njs up to and including 0.3.3, used in NGINX, has a buffer over-read in nxt_utf8_decode in nxt/nxt_utf8.c. This issue occurs after the fix for CVE-2019-12207 is in place.
F5 Njs
5.5
CVSSv3
CVE-2020-24347
njs up to and including 0.4.3, used in NGINX, has an out-of-bounds read in njs_lvlhsh_level_find in njs_lvlhsh.c.
F5 Njs
5.5
CVSSv3
CVE-2020-24349
njs up to and including 0.4.3, used in NGINX, allows control-flow hijack in njs_value_property in njs_value.c. NOTE: the vendor considers the issue to be "fluff" in the NGINX use case because there is no remote attack surface.
F5 Njs
6.5
CVSSv3
CVE-2019-13617
njs up to and including 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.
F5 Njs
7.5
CVSSv3
CVE-2022-43284
Nginx NJS v0.7.2 to v0.7.4 exists to contain a segmentation violation via njs_scope_valid_value at njs_scope.h. NOTE: the vendor disputes the significance of this report because NJS does not operate on untrusted input.
F5 Njs
7.5
CVSSv3
CVE-2019-11837
njs up to and including 0.3.1, used in NGINX, has a segmentation fault in String.prototype.toBytes for negative arguments, related to nxt_utf8_next in nxt/nxt_utf8.h and njs_string_offset in njs/njs_string.c.
F5 Njs
9.8
CVSSv3
CVE-2019-11838
njs up to and including 0.3.1, used in NGINX, has a heap-based buffer overflow in Array.prototype.splice after a resize, related to njs_array_prototype_splice in njs/njs_array.c, because of njs_array_expand size mishandling.
F5 Njs
9.8
CVSSv3
CVE-2019-11839
njs up to and including 0.3.1, used in NGINX, has a heap-based buffer overflow in Array.prototype.push after a resize, related to njs_array_prototype_push in njs/njs_array.c, because of njs_array_expand size mishandling.
F5 Njs
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
encryption
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CVE-2006-4304
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reflected XSS
CVE-2024-4059
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