Debian Security Bug TrackerDEBIANCVE:CVE-2018-11743CVE-2018-11743
7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
0.007 Low
EPSS
Percentile
80.8%
The init_copy function in kernel.c in mruby 1.4.1 makes initialize_copy calls for TT_ICLASS objects, which allows attackers to cause a denial of service (mrb_hash_keys uninitialized pointer and application crash) or possibly have unspecified other impact.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 12 | all | mruby | < 1.4.1+20180622+git640fca32-1 | mruby_1.4.1+20180622+git640fca32-1_all.deb |
| Debian | 11 | all | mruby | < 1.4.1+20180622+git640fca32-1 | mruby_1.4.1+20180622+git640fca32-1_all.deb |
| Debian | 999 | all | mruby | < 1.4.1+20180622+git640fca32-1 | mruby_1.4.1+20180622+git640fca32-1_all.deb |
| Debian | 13 | all | mruby | < 1.4.1+20180622+git640fca32-1 | mruby_1.4.1+20180622+git640fca32-1_all.deb |
Related
7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
0.007 Low
EPSS
Percentile
80.8%