CVE-2018-20796
CVSS V2 Medium 5
CVSS V3 High 7.5
Description
In the GNU C Library (aka glibc or libc6) through 2.29, check_dst_limits_calc_pos_1 in posix/regexec.c has Uncontrolled Recursion, as demonstrated by '(\227|)(\\1\\1|t1|\\\2537)+' in grep.
Overview
- CVE ID
- CVE-2018-20796
- Assigner
- cve@mitre.org
- Vulnerability Status
- Modified
- Published Version
- 2019-02-26T02:29:00
- Last Modified Date
- 2019-11-05T21:15:13
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:* | 1 | OR | 2.29 | |
| cpe:2.3:a:netapp:cloud_backup:*:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:* | 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://lists.gnu.org/archive/html/bug-gnulib/2019-01/msg00108.html | Exploit Vendor Advisory Mailing List |
| https://debbugs.gnu.org/cgi/bugreport.cgi?bug=34141 | Exploit Mailing List Vendor Advisory |
| http://www.securityfocus.com/bid/107160 | Third Party Advisory VDB Entry |
| https://security.netapp.com/advisory/ntap-20190315-0002/ | Patch Third Party Advisory |
| https://support.f5.com/csp/article/K26346590?utm_source=f5support&utm_medium=RSS |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2018-20796 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20796 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 17:00:10 | Added to TrackCVE | |||
| 2022-12-03 17:41:43 | 2019-02-26T02:29Z | 2019-02-26T02:29:00 | CVE Published Date | updated |
| 2022-12-03 17:41:43 | 2019-11-05T21:15:13 | CVE Modified Date | updated | |
| 2022-12-03 17:41:43 | Modified | Vulnerability Status | updated |