CVE-2015-3217
CVSS V2 Medium 5
CVSS V3 High 7.5
Description
PCRE 7.8 and 8.32 through 8.37, and PCRE2 10.10 mishandle group empty matches, which might allow remote attackers to cause a denial of service (stack-based buffer overflow) via a crafted regular expression, as demonstrated by /^(?:(?(1)\\.|([^\\\\W_])?)+)+$/.
Overview
- CVE ID
- CVE-2015-3217
- Assigner
- secalert@redhat.com
- Vulnerability Status
- Modified
- Published Version
- 2016-12-13T16:59:02
- Last Modified Date
- 2018-05-18T01:29:00
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:pcre:pcre2:10.10:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:pcre:pcre:7.8:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:pcre:pcre:8.32:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:pcre:pcre:8.33:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:pcre:pcre:8.34:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:pcre:pcre:8.35:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:pcre:pcre:8.36:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:pcre:pcre:8.37:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:ibm:powerkvm:2.1:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:ibm:powerkvm:3.1:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:N/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- PARTIAL
- Base Score
- 5
- Severity
- MEDIUM
- Exploitability Score
- 10
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.0
- Vector String
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://bugs.exim.org/show_bug.cgi?id=1638 | Exploit Issue Tracking Vendor Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=1228283 | Issue Tracking |
| http://www.openwall.com/lists/oss-security/2015/06/03/7 | Mailing List |
| http://www-01.ibm.com/support/docview.wss?uid=isg3T1023886 | Third Party Advisory |
| http://www.securityfocus.com/bid/75018 | Third Party Advisory VDB Entry |
| http://vcs.pcre.org/pcre?view=revision&revision=1566 | Patch |
| https://access.redhat.com/errata/RHSA-2016:1132 | |
| http://rhn.redhat.com/errata/RHSA-2016-2750.html | |
| http://rhn.redhat.com/errata/RHSA-2016-1025.html | |
| http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2015-3217 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-3217 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 18:43:30 | Added to TrackCVE | |||
| 2022-12-02 12:23:23 | 2016-12-13T16:59Z | 2016-12-13T16:59:02 | CVE Published Date | updated |
| 2022-12-02 12:23:23 | 2018-05-18T01:29:00 | CVE Modified Date | updated | |
| 2022-12-02 12:23:23 | Modified | Vulnerability Status | updated |