Vulnerability Name:

CVE-2017-17476 (CCN-136694)

Assigned:2017-12-19
Published:2017-12-19
Updated:2019-10-03
Summary:Open Ticket Request System (OTRS) 4.0.x before 4.0.28, 5.0.x before 5.0.26, and 6.0.x before 6.0.3, when cookie support is disabled, might allow remote attackers to hijack web sessions and consequently gain privileges via a crafted email.
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
8.1 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N)
7.1 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N/E:U/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): High
Integrity (I): High
Availibility (A): None
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
8.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): None
Vulnerability Type:CWE-200
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2017-17476

Source: XF
Type: UNKNOWN
otrs-cve201717476-session-hijacking(136694)

Source: CONFIRM
Type: Patch, Third Party Advisory
https://github.com/OTRS/otrs/commit/26707eaaa791648e6c7ad6aeaa27efd70e7c66eb

Source: CONFIRM
Type: Patch, Third Party Advisory
https://github.com/OTRS/otrs/commit/36e3be99cfe8a9e09afa1b75fdc39f3e28f561fc

Source: CONFIRM
Type: Patch, Third Party Advisory
https://github.com/OTRS/otrs/commit/720c73fbf53e476ca7dfdf2ae1d4d3d2aad2b953

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20171220 [SECURITY] [DLA 1215-1] otrs2 security update

Source: DEBIAN
Type: Third Party Advisory
DSA-4069

Source: CCN
Type: OTRS Security Advisory: OSA-2017-10
Security Update for OTRS Framework

Source: CONFIRM
Type: Patch, Vendor Advisory
https://www.otrs.com/security-advisory-2017-10-security-update-otrs-framework/

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2017-17476

Vulnerable Configuration:Configuration 1:
  • cpe:/a:otrs:otrs:*:*:*:*:*:*:*:* (Version >= 4.0.0 and < 4.0.28)
  • OR cpe:/a:otrs:otrs:*:*:*:*:*:*:*:* (Version >= 5.0.0 and < 5.0.26)
  • OR cpe:/a:otrs:otrs:*:*:*:*:*:*:*:* (Version >= 6.0.0 and < 6.0.3)

  • Configuration 2:
  • cpe:/o:debian:debian_linux:7.0:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:8.0:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:otrs:otrs:4.0.26:*:*:*:*:*:*:*
  • OR cpe:/a:otrs:otrs:5.0.24:*:*:*:*:*:*:*
  • OR cpe:/a:otrs:otrs:6.0.1:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.xenial:def:2017174760000000
    V
    CVE-2017-17476 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-12-20
    oval:com.ubuntu.artful:def:201717476000
    V
    CVE-2017-17476 on Ubuntu 17.10 (artful) - medium.
    2017-12-20
    oval:com.ubuntu.xenial:def:201717476000
    V
    CVE-2017-17476 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-12-20
    oval:com.ubuntu.disco:def:2017174760000000
    V
    CVE-2017-17476 on Ubuntu 19.04 (disco) - medium.
    2017-12-20
    oval:com.ubuntu.bionic:def:201717476000
    V
    CVE-2017-17476 on Ubuntu 18.04 LTS (bionic) - medium.
    2017-12-20
    oval:com.ubuntu.cosmic:def:2017174760000000
    V
    CVE-2017-17476 on Ubuntu 18.10 (cosmic) - medium.
    2017-12-20
    oval:com.ubuntu.cosmic:def:201717476000
    V
    CVE-2017-17476 on Ubuntu 18.10 (cosmic) - medium.
    2017-12-20
    oval:com.ubuntu.bionic:def:2017174760000000
    V
    CVE-2017-17476 on Ubuntu 18.04 LTS (bionic) - medium.
    2017-12-20
    oval:com.ubuntu.trusty:def:201717476000
    V
    CVE-2017-17476 on Ubuntu 14.04 LTS (trusty) - medium.
    2017-12-20
    BACK
    otrs otrs *
    otrs otrs *
    otrs otrs *
    debian debian linux 7.0
    debian debian linux 8.0
    debian debian linux 9.0
    otrs otrs 4.0.26
    otrs otrs 5.0.24
    otrs otrs 6.0.1