Vulnerability Name:

CVE-2017-20006 (CCN-204766)

Assigned:2017-11-22
Published:2017-11-22
Updated:2021-07-07
Summary:UnRAR 5.6.1.2 and 5.6.1.3 has a heap-based buffer overflow in Unpack::CopyString (called from Unpack::Unpack5 and CmdExtract::ExtractCurrentFile).
CVSS v3 Severity:7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.1 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/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): High
Integrity (I): High
Availibility (A): High
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L)
4.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/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): Low
Integrity (I): Low
Availibility (A): Low
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
4.3 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-787
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2017-20006

Source: CCN
Type: Google Security Research Issue 4373
unrar/unrar_fuzzer: Heap-buffer-overflow in Unpack::CopyString

Source: MISC
Type: Exploit, Issue Tracking, Patch, Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=4373

Source: XF
Type: UNKNOWN
unrar-cve201720006-bo(204766)

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/aawc/unrar/commit/0ff832d31470471803b175cfff4e40c1b08ee779

Source: MISC
Type: Third Party Advisory
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/unrar/OSV-2017-104.yaml

Source: CCN
Type: RARLAB Web site
RARLAB

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2017-20006

Vulnerable Configuration:Configuration 1:
  • cpe:/a:rarlab:unrar:5.6.1.2:*:*:*:*:*:*:*
  • OR cpe:/a:rarlab:unrar:5.6.1.3:*:*:*:*:*:*:*
  • AND
  • cpe:/o:linux:linux_kernel:-:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:rarlab:unrar:5.6.1.2:*:*:*:*:*:*:*
  • OR cpe:/a:rarlab:unrar:5.6.1.3:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:51946
    P
    		Security update for expat (Important)
    2022-11-07
    oval:org.opensuse.security:def:59787
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:55236
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:31672
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:23651
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:89184
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:83445
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:57495
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:34518
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:30118
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:126760
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:87450
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:60341
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:55941
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:32986
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:23958
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:89442
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:84199
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:58809
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:51639
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:30238
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:127157
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:88179
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:82620
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:56061
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:33706
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:26109
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:5096
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:85715
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:59529
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:31251
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:88493
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:83325
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:57074
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:33964
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:29413
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:125591
    P
    		Security update for unrar (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:86136
    P
    		Security update for unrar (Moderate)
    2021-08-25
    BACK
    rarlab unrar 5.6.1.2
    rarlab unrar 5.6.1.3
    linux linux kernel -
    rarlab unrar 5.6.1.2
    rarlab unrar 5.6.1.3