Ubuntu.comUB:CVE-2015-8386CVE-2015-8386
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
7.5 High
CVSS2
Access Vector
NETWORK
Access 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
0.033 Low
EPSS
Percentile
91.1%
PCRE before 8.38 mishandles the interaction of lookbehind assertions and
mutually recursive subpatterns, which allows remote attackers to cause a
denial of service (buffer overflow) or possibly have unspecified other
impact via a crafted regular expression, as demonstrated by a JavaScript
RegExp object encountered by Konqueror.
Bugs
- <https://launchpad.net/bugs/1549609>
- <https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2015-8386>
Notes
| Author | Note |
|---|---|
| tyhicks | Issue affects PCRE3 only Marking ‘low’ since it requires PCRE to operate on untrusted regular expressions which is not very likely |
| mdeslaur | 0001-Fix-buffer-overflow-for-lookbehind-within-mutually-r.patch in jessie |
References
Related
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
7.5 High
CVSS2
Access Vector
NETWORK
Access 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
0.033 Low
EPSS
Percentile
91.1%