Vulnerability Name:

CVE-2021-1920 (CCN-209204)

Assigned:2020-12-08
Published:2021-08-02
Updated:2021-09-14
Summary:Integer underflow can occur due to improper handling of incoming RTCP packets in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Voice & Music, Snapdragon Wearables
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
9.8 Critical (CCN 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 (CCN 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
CVSS v2 Severity:10.0 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
10.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-191
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2021-1920

Source: XF
Type: UNKNOWN
qualcomm-cve20211920-code-exec(209204)

Source: CCN
Type: Qualcomm Web site
August 2021 Security Bulletin

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/h:qualcomm:snapdragon_auto:-:*:*:*:*:*:*:*
  • OR cpe:/h:qualcomm:snapdragon_compute:-:*:*:*:*:*:*:*
  • OR cpe:/h:qualcomm:snapdragon_connectivity:-:*:*:*:*:*:*:*
  • OR cpe:/h:qualcomm:snapdragon_consumer_internet_of_things:-:*:*:*:*:*:*:*
  • OR cpe:/h:qualcomm:snapdragon_industrial_internet_of_things:-:*:*:*:*:*:*:*
  • OR cpe:/h:qualcomm:snapdragon_internet_of_things:-:*:*:*:*:*:*:*
  • OR cpe:/h:qualcomm:snapdragon_voice_&_music:-:*:*:*:*:*:*:*
  • OR cpe:/o:qualcomm:snapdragon_wearables:-:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    qualcomm snapdragon auto -
    qualcomm snapdragon compute -
    qualcomm snapdragon connectivity -
    qualcomm snapdragon consumer internet of things -
    qualcomm snapdragon industrial internet of things -
    qualcomm snapdragon internet of things -
    qualcomm snapdragon voice & music -
    qualcomm snapdragon wearables -