Vulnerability Name:

CVE-2021-45701 (CCN-216239)

Assigned:2021-09-16
Published:2021-09-16
Updated:2022-01-10
Summary:An issue was discovered in the tremor-script crate before 0.11.6 for Rust. A patch operation may result in a use-after-free.
CVSS v3 Severity:9.8 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-416
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2021-45701

Source: XF
Type: UNKNOWN
rust-cve202145701-dos(216239)

Source: CCN
Type: tremor-runtime GIT Repository
Remove in-place optimizations of patch and merge #1217

Source: MISC
Type: Mitigation, Third Party Advisory
https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/tremor-script/RUSTSEC-2021-0111.md

Source: CCN
Type: RUSTSEC-2021-0111
Memory Safety Issue when using patch or merge on state and assign the result back to state

Source: MISC
Type: Patch, Third Party Advisory
https://rustsec.org/advisories/RUSTSEC-2021-0111.html

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2021-45701

Vulnerable Configuration:Configuration 1:
  • cpe:/a:linuxfoundation:tremor-script:*:*:*:*:*:rust:*:* (Version >= 0.7.2 and < 0.11.6)

    • * Denotes that component is vulnerable
    BACK
    linuxfoundation tremor-script *