Ubuntu.comUB:CVE-2015-3210CVE-2015-3210
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
0.137 Low
EPSS
Percentile
95.6%
Heap-based buffer overflow in PCRE 8.34 through 8.37 and PCRE2 10.10 allows
remote attackers to execute arbitrary code via a crafted regular
expression, as demonstrated by
/^(?P=B)((?P=B)(?J:(?P<b>c)(?P<b>a(?P=B)))>WGXCREDITS)/, a different
vulnerability than CVE-2015-8384.
Bugs
- <https://bugs.exim.org/show_bug.cgi?id=1636>
- <http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=787433>
- <https://bugs.launchpad.net/ubuntu/+source/pcre3/+bug/1396768>
Notes
| Author | Note |
|---|---|
| seth-arnold | “A number of such bugs have recently been discovered by fuzzers”, it might be a good idea to trawl the source repo for more such fixes. |
| mdeslaur | Debian claims introduced in http://vcs.pcre.org/pcre?view=revision&revision=1361 was supposed to be fixed in wily (2:8.35-7ubuntu2) but got reverted in (2:8.35-7ubuntu5) by mistake CVE-2015-2325_CVE-2015-2326_CVE-2015-3210_CVE-2015-5073.patch in jessie |
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
0.137 Low
EPSS
Percentile
95.6%