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f5 njs vulnerabilities and exploits
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9.8
CVSSv3
CVE-2019-12206
njs up to and including 0.3.1, used in NGINX, has a heap-based buffer overflow in nxt_utf8_encode in nxt_utf8.c.
F5 Njs
9.8
CVSSv3
CVE-2019-12207
njs up to and including 0.3.1, used in NGINX, has a heap-based buffer over-read in nxt_utf8_decode in nxt/nxt_utf8.c.
F5 Njs
9.8
CVSSv3
CVE-2019-12208
njs up to and including 0.3.1, used in NGINX, has a heap-based buffer overflow in njs_function_native_call in njs/njs_function.c.
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-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
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
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
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
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2020-4463
CVE-2024-3400
deserialization
CVE-2024-21788
CVE-2023-42433
CVE-2024-21841
CVE-2024-22095
local file inclusion
memory leak
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