CVE-2018-20783
CVSS V2 Medium 5
CVSS V3 High 7.5
Description
In PHP before 5.6.39, 7.x before 7.0.33, 7.1.x before 7.1.25, and 7.2.x before 7.2.13, a buffer over-read in PHAR reading functions may allow an attacker to read allocated or unallocated memory past the actual data when trying to parse a .phar file. This is related to phar_parse_pharfile in ext/phar/phar.c.
Overview
- CVE ID
- CVE-2018-20783
- Assigner
- cve@mitre.org
- Vulnerability Status
- Modified
- Published Version
- 2019-02-21T19:29:00
- Last Modified Date
- 2019-05-22T15:29:02
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:php:php:*:*:*:*:*:*:*:* | 1 | OR | 5.6.39 | |
| cpe:2.3:a:php:php:*:*:*:*:*:*:*:* | 1 | OR | 7.0.0 | 7.0.33 |
| cpe:2.3:a:php:php:*:*:*:*:*:*:*:* | 1 | OR | 7.1.0 | 7.1.25 |
| cpe:2.3:a:php:php:*:*:*:*:*:*:*:* | 1 | OR | 7.2.0 | 7.2.13 |
| cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:N/A:N
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- NONE
- Availability Impact
- NONE
- 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:H/I:N/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- NONE
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://bugs.php.net/bug.php?id=77143 | Exploit Issue Tracking Vendor Advisory |
| http://php.net/ChangeLog-7.php | Vendor Advisory |
| http://php.net/ChangeLog-5.php | Vendor Advisory |
| http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00083.html | Mailing List Third Party Advisory |
| http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.html | Mailing List Third Party Advisory |
| https://usn.ubuntu.com/3566-2/ | |
| http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.html | |
| http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.html | |
| https://access.redhat.com/errata/RHSA-2019:2519 | |
| https://access.redhat.com/errata/RHSA-2019:3299 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2018-20783 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20783 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:51:47 | Added to TrackCVE | |||
| 2022-12-03 17:34:34 | 2019-02-21T19:29Z | 2019-02-21T19:29:00 | CVE Published Date | updated |
| 2022-12-03 17:34:34 | 2019-05-22T15:29:02 | CVE Modified Date | updated | |
| 2022-12-03 17:34:34 | Modified | Vulnerability Status | updated |