Vulnerability Name:

CVE-2020-2656 (CCN-174603)

Assigned:2019-12-10
Published:2020-01-14
Updated:2022-10-25
Summary:Vulnerability in the Oracle Solaris product of Oracle Systems (component: X Window System). Supported versions that are affected are 10 and 11. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Solaris executes to compromise Oracle Solaris. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Solaris accessible data as well as unauthorized read access to a subset of Oracle Solaris accessible data. CVSS 3.0 Base Score 4.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N).
CVSS v3 Severity:4.4 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N)
3.9 Low (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
4.4 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N)
3.9 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:3.6 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
3.2 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Other
References:Source: MITRE
Type: CNA
CVE-2020-2656

Source: MISC
Type: Exploit, Patch, Third Party Advisory, VDB Entry, Vendor Advisory
http://packetstormsecurity.com/files/155990/Solaris-xlock-Information-Disclosure.html

Source: FULLDISC
Type: Exploit, Mailing List, Patch, Third Party Advisory
20200117 CVE-2020-2656 - Low impact information disclosure via Solaris xlock

Source: MLIST
Type: Mailing List, Third Party Advisory
[oss-security] 20200120 CVE-2020-2656, CVE-2020-2696 - Multiple vulnerabilities in Oracle Solaris

Source: XF
Type: UNKNOWN
oracle-cpujan2020-cve20202656(174603)

Source: CCN
Type: Packet Storm Security [01-17-2020]
Solaris xlock Information Disclosure

Source: BUGTRAQ
Type: Exploit, Mailing List, Third Party Advisory
20200117 CVE-2020-2656 - Low impact information disclosure via Solaris xlock

Source: CCN
Type: Oracle CPUJan2020
Oracle Critical Patch Update Advisory - January 2020

Source: MISC
Type: Patch, Vendor Advisory
https://www.oracle.com/security-alerts/cpujan2020.html

Vulnerable Configuration:Configuration 1:
  • cpe:/o:oracle:solaris:11:*:*:*:*:*:*:*
  • OR cpe:/o:oracle:solaris:10:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:oracle:solaris:10:*:*:*:*:*:*:*
  • OR cpe:/o:oracle:solaris:11:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    oracle solaris 11
    oracle solaris 10
    oracle solaris 10
    oracle solaris 11