Vulnerability Name:

CVE-2017-11521 (CCN-129282)

Assigned:2017-07-22
Published:2017-07-22
Updated:2022-04-06
Summary:The SdpContents::Session::Medium::parse function in resip/stack/SdpContents.cxx in reSIProcate 1.10.2 allows remote attackers to cause a denial of service (memory consumption) by triggering many media connections.
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.6 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:U/RC:R)
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): None
Integrity (I): None
Availibility (A): High
5.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
4.9 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:U/RC:R)
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): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-400
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2017-11521

Source: XF
Type: UNKNOWN
resiprocate-cve201711521-dos(129282)

Source: CCN
Type: reSIProcate GIT Repository
resip/stack: SdpContents: Avoid out-of-memory condition #88

Source: CONFIRM
Type: Patch, Third Party Advisory
https://github.com/resiprocate/resiprocate/pull/88

Source: MLIST
Type: Mailing List, Third Party Advisory
[security] 20170806 SDP Parser: out-of-memory condition (CVE-2017-11521)

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20180724 [SECURITY] [DLA 1439-1] resiprocate security update

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20211229 [SECURITY] [DLA 2865-1] resiprocate security update

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2017-11521

Vulnerable Configuration:Configuration 1:
  • cpe:/a:resiprocate:resiprocate:1.10.2:*:*:*:*:*:*:*

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

    • Configuration CCN 1:
  • cpe:/a:resiprocate:resiprocate:1.10.2:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.xenial:def:2017115210000000
    V
    		CVE-2017-11521 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-07-22
    oval:com.ubuntu.artful:def:201711521000
    V
    		CVE-2017-11521 on Ubuntu 17.10 (artful) - medium.
    2017-07-22
    oval:com.ubuntu.xenial:def:201711521000
    V
    		CVE-2017-11521 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-07-22
    oval:com.ubuntu.bionic:def:201711521000
    V
    		CVE-2017-11521 on Ubuntu 18.04 LTS (bionic) - medium.
    2017-07-22
    oval:com.ubuntu.cosmic:def:2017115210000000
    V
    		CVE-2017-11521 on Ubuntu 18.10 (cosmic) - medium.
    2017-07-22
    oval:com.ubuntu.cosmic:def:201711521000
    V
    		CVE-2017-11521 on Ubuntu 18.10 (cosmic) - medium.
    2017-07-22
    oval:com.ubuntu.bionic:def:2017115210000000
    V
    		CVE-2017-11521 on Ubuntu 18.04 LTS (bionic) - medium.
    2017-07-22
    oval:com.ubuntu.trusty:def:201711521000
    V
    		CVE-2017-11521 on Ubuntu 14.04 LTS (trusty) - medium.
    2017-07-22
    BACK
    resiprocate resiprocate 1.10.2
    debian debian linux 8.0
    debian debian linux 9.0
    resiprocate resiprocate 1.10.2