Vulnerability Name:

CVE-2017-8761 (CCN-202928)

Assigned:2017-04-24
Published:2017-04-24
Updated:2021-06-11
Summary:In OpenStack Swift through 2.10.1, 2.11.0 through 2.13.0, and 2.14.0, the proxy-server logs full tempurl paths, potentially leaking reusable tempurl signatures to anyone with read access to these logs. All Swift deployments using the tempurl middleware are affected.
CVSS v3 Severity:4.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N)
3.8 Low (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
2.2 Low (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N)
2.0 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): High
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:4.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
2.1 Low (CCN CVSS v2 Vector: AV:N/AC:H/Au:S/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-200
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2017-8761

Source: CCN
Type: Launchpad Bug #1685798
Swift tempurl middleware reveals signatures in the logfiles (CVE-2017-8761)

Source: XF
Type: UNKNOWN
openstack-cve20178761-info-disc(202928)

Source: MISC
Type: Issue Tracking, Third Party Advisory
https://launchpad.net/bugs/1685798

Source: CCN
Type: OpenStack Web site
Swift

Vulnerable Configuration:Configuration 1:
  • cpe:/a:openstack:swift:*:*:*:*:*:*:*:* (Version <= 2.10.1)
  • OR cpe:/a:openstack:swift:*:*:*:*:*:*:*:* (Version >= 2.11.0 and <= 2.13.0)
  • OR cpe:/a:openstack:swift:2.14.0:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:openstack:swift:2.10.1:*:*:*:*:*:*:*
  • OR cpe:/a:openstack:swift:2.11.0:*:*:*:*:*:*:*
  • OR cpe:/a:openstack:swift:2.13.0:*:*:*:*:*:*:*
  • OR cpe:/a:openstack:swift:2.14.0:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    openstack swift *
    openstack swift *
    openstack swift 2.14.0
    openstack swift 2.10.1
    openstack swift 2.11.0
    openstack swift 2.13.0
    openstack swift 2.14.0