Vulnerability Name:

CVE-2020-12658 (CCN-194135)

Assigned:2020-03-26
Published:2020-03-26
Updated:2021-02-08
Summary:** DISPUTED ** gssproxy (aka gss-proxy) before 0.8.3 does not unlock cond_mutex before pthread exit in gp_worker_main() in gp_workers.c.
Note: An upstream comment states "We are already on a shutdown path when running the code in question, so a DoS there doesn't make any sense, and there has been no additional information provided us (as upstream) to indicate why this would be a problem."
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
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/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): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-667
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2020-12658

Source: XF
Type: UNKNOWN
gssproxy-cve202012658-unspecified(194135)

Source: CCN
Type: gssproxy GIT Repository
Unlock cond_mutex before pthread exit in gp_worker_main()

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/gssapi/gssproxy/commit/cb761412e299ef907f22cd7c4146d50c8a792003

Source: MISC
Type: Third Party Advisory
https://github.com/gssapi/gssproxy/compare/v0.8.2...v0.8.3

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20210104 [SECURITY] [DLA 2516-1] gssproxy security update

Source: MISC
Type: Third Party Advisory
https://pagure.io/gssproxy/c/cb761412e299ef907f22cd7c4146d50c8a792003?branch=master

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2020-12658

Vulnerable Configuration:Configuration 1:
  • cpe:/a:gssproxy_project:gssproxy:*:*:*:*:*:*:*:* (Version < 0.8.3)

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

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:7520
    P
    gssproxy-0.8.2-3.9.1 on GA media (Moderate)
    2023-06-12
    oval:org.opensuse.security:def:3370
    P
    squidGuard-1.4-30.6.1 on GA media (Moderate)
    2022-06-28
    oval:org.opensuse.security:def:2944
    P
    gssproxy-0.8.2-3.9.1 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:94574
    P
    gssproxy-0.8.2-3.9.1 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:76
    P
    gssproxy-0.8.2-3.6.1 on GA media (Moderate)
    2022-06-13
    oval:org.opensuse.security:def:94482
    P
    (Important)
    2022-03-10
    oval:org.opensuse.security:def:96789
    P
    ucode-intel-20190507-1.1 on GA media (Moderate)
    2021-09-21
    oval:org.opensuse.security:def:1005
    P
    gssproxy-0.8.2-3.6.1 on GA media (Moderate)
    2021-08-09
    oval:org.opensuse.security:def:101195
    P
    libid3tag0-0.15.1b-3.14 on GA media (Moderate)
    2021-08-09
    oval:org.opensuse.security:def:62094
    P
    gssproxy-0.8.2-3.6.1 on GA media (Moderate)
    2021-08-09
    oval:org.opensuse.security:def:100852
    P
    gssproxy-0.8.2-3.6.1 on GA media (Moderate)
    2021-08-09
    oval:org.opensuse.security:def:71835
    P
    gssproxy-0.8.2-3.6.1 on GA media (Moderate)
    2021-08-09
    oval:org.opensuse.security:def:111309
    P
    Security update for gssproxy (Moderate)
    2021-04-10
    oval:org.opensuse.security:def:73581
    P
    Security update for gssproxy (Moderate)
    2021-04-06
    oval:org.opensuse.security:def:60221
    P
    Security update for gssproxy (Moderate)
    2021-04-06
    oval:org.opensuse.security:def:107861
    P
    Security update for gssproxy (Moderate)
    2021-04-06
    oval:org.opensuse.security:def:117376
    P
    Security update for gssproxy (Moderate)
    2021-04-06
    oval:org.opensuse.security:def:64459
    P
    Security update for gssproxy (Moderate)
    2021-04-06
    oval:org.opensuse.security:def:34398
    P
    Security update for gssproxy (Moderate)
    2021-04-06
    BACK
    gssproxy_project gssproxy *
    debian debian linux 9.0