Jerryscript
CVE-2017-14749
HIGH
Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionCVE.org
JerryScript 1.0 allows remote attackers to cause a denial of service (jmem_heap_alloc_block_internal heap memory corruption) or possibly execute arbitrary code via a crafted .js file, because unrecognized \ characters cause incorrect 0x00 characters in bytecode.literal data.
AnalysisAI
JerryScript 1.0 allows remote attackers to cause a denial of service (jmem_heap_alloc_block_internal heap memory corruption) or possibly execute arbitrary code via a crafted .js file, because. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Buffer Overflow (CWE-119), which allows attackers to corrupt memory to execute arbitrary code or crash the application. JerryScript 1.0 allows remote attackers to cause a denial of service (jmem_heap_alloc_block_internal heap memory corruption) or possibly execute arbitrary code via a crafted .js file, because unrecognized \ characters cause incorrect 0x00 characters in bytecode.literal data. Affected products include: Jerryscript.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use memory-safe languages or bounds-checking. Enable ASLR, DEP/NX, stack canaries. Use safe string functions.
More in Jerryscript
View allBuffer Overflow vulnerability in JerryScript version 3.0, allows remote attackers to execute arbitrary code via ecma_str
Buffer Overflwo vulnerability in JerryScript Project jerryscript v.3.0.0 allows a remote attacker to execute arbitrary c
JerryScript commit 4e58ccf68070671e1fff5cd6673f0c1d5b80b166 is affected by: Buffer Overflow. Rated critical severity (CV
An issue was discovered in JerryScript 1.0. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitab
An issue was discovered in JerryScript 1.0. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitab
An issue was discovered in JerryScript 2.4.0. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable
The lexer_process_char_literal function in jerry-core/parser/js/js-lexer.c in JerryScript 1.0 does not skip memory alloc
Jerryscript 3.0 (commit 05dbbd1) was discovered to contain a heap-buffer-overflow via the component parser_parse_functio
Jerryscript 3.0 (commit 05dbbd1) was discovered to contain a heap-buffer-overflow via the component ecma_builtin_typedar
Jerryscript 3.0.0 was discovered to contain a heap-buffer-overflow via the component scanner_literal_is_created at /jerr
Jerryscript 3.0.0(commit 1a2c047) was discovered to contain a heap-buffer-overflow via the component lexer_compare_ident
Jerryscript v2.4.0 was discovered to contain a stack buffer overflow via the function jerryx_print_unhandled_exception i
Same weakness CWE-119 – Buffer Overflow
View allSame technique Buffer Overflow
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External POC / Exploit Code
Leaving vuln.today