Vulnerability Name:

CVE-2022-1240 (CCN-223816)

Assigned:2022-04-04
Published:2022-04-04
Updated:2022-04-14
Summary:Heap buffer overflow in libr/bin/format/mach0/mach0.c in GitHub repository radareorg/radare2 prior to 5.8.6. If address sanitizer is disabled during the compiling, the program should executes into the `r_str_ncpy` function. Therefore I think it is very likely to be exploitable. For more general description of heap buffer overflow, see [CWE](https://cwe.mitre.org/data/definitions/122.html).
CVSS v3 Severity:7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.0 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.6 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H)
6.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): High
CVSS v2 Severity:6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
8.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Complete
Vulnerability Type:CWE-787
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2022-1240

Source: XF
Type: UNKNOWN
radare2-cve20221240-bo(223816)

Source: CCN
Type: radare2 GIT Repository
radare2

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/radareorg/radare2/commit/ca8d8b39f3e34a4fd943270330b80f1148129de4

Source: CONFIRM
Type: Exploit, Issue Tracking, Patch, Third Party Advisory
https://huntr.dev/bounties/e589bd97-4c74-4e79-93b5-0951a281facc

Source: CCN
Type: huntr Web site
Heap buffer overflow in libr/bin/format/mach0/mach0.c in radareorg/radare2

Source: CCN
Type: radare2 Web site
radare2

Vulnerable Configuration:Configuration 1:
  • cpe:/a:radare:radare2:*:*:*:*:*:*:*:* (Version <= 5.6.6)

  • Configuration CCN 1:
  • cpe:/a:radare:radare2:1.2.1:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:1.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:1.5.0:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:2.0.0:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:2.0.1:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:2.4.0:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:2.5.0:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:2.6.0:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:2.7.0:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:2.8.0:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:3.0.1:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:3.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:3.5.1:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:3.5.0:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:3.4.1:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:3.4.0:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:3.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:3.8.0:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:4.0:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:4.5.0:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:5.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:radare:radare2:5.6.0:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    radare radare2 *
    radare radare2 1.2.1
    radare radare2 1.3.0
    radare radare2 1.5.0
    radare radare2 2.0.0
    radare radare2 2.0.1
    radare radare2 2.4.0
    radare radare2 2.5.0
    radare radare2 2.6.0
    radare radare2 2.7.0
    radare radare2 2.8.0
    radare radare2 3.0.1
    radare radare2 3.1.0
    radare radare2 3.5.1
    radare radare2 3.5.0
    radare radare2 3.4.1
    radare radare2 3.4.0
    radare radare2 3.3.0
    radare radare2 3.8.0
    radare radare2 4.0
    radare radare2 4.5.0
    radare radare2 5.3.0
    radare radare2 5.6.0