CVE-2015-3210
Published: 1 June 2015
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.
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 |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
pcre3 Launchpad, Ubuntu, Debian |
precise |
Not vulnerable
(8.12-4)
|
| trusty |
Not vulnerable
(1:8.31-2ubuntu2)
|
|
| upstream |
Needed
|
|
| utopic |
Ignored
(end of life)
|
|
| vivid |
Released
(2:8.35-3.3ubuntu1.1)
|
|
| wily |
Released
(2:8.35-7.1ubuntu1.3)
|
|
|
Patches: upstream: http://vcs.pcre.org/pcre?view=revision&revision=1558 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 9.8 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |