CVE Vulnerability

CVE-2019-13617

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.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/nginx/njs/issues/174 Exploit Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15093 Permissions Required Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:f5:njs:*:*:*:*:*:*:*:*
Information

Published : 2019-07-16 05:15

Updated : 2022-03-24 02:23

NVD link : CVE-2019-13617

Mitre link : CVE-2019-13617

Products Affected
No products.
CWE
CWE-125

Out-of-bounds Read